TMS320F2812PGFQ

{
  "schema_version": 1,
  "type": "component",
  "slug": "tms320f2812pgfq",
  "title": "TMS320F2812PGFQ",
  "brief": "Texas Instruments Digital Signal Processors (DSP/DSC), LQFP-176(24x24). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "embedded processors & controllers",
    "tms320f2812pgfq",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "TMS320F2812PGFQ",
    "manufacturer": "Texas Instruments",
    "package": "LQFP-176(24x24)",
    "pin_count": 176,
    "category": "Embedded Processors & Controllers",
    "subcategory": "Digital Signal Processors (DSP/DSC)",
    "datasheet": "https://www.ti.com.cn/cn/lit/gpn/TMS320F2812",
    "parts": {
      "symbol": "tms320f2812pgfq.kicad_sym",
      "footprint": "tms320f2812pgfq.kicad_mod",
      "model_3d": "tms320f2812pgfq-hero.glb",
      "model_3d_plain": "tms320f2812pgfq.glb",
      "model_3d_step": "tms320f2812pgfq-etched.step",
      "model_3d_step_plain": "tms320f2812pgfq.step",
      "lbr": "tms320f2812pgfq.lbr"
    },
    "distributor_links": {
      "lcsc": "C1345068",
      "digikey": "296-17280-ND",
      "mouser": "595-TMS320F2812PGFQ"
    },
    "distributor_check": {
      "checked_at": "2026-10-06T03:21:22Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-17280-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "595-TMS320F2812PGFQ",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VDDAIO",
        "type": "power_in",
        "description": "3.3-V analog I/O power pin."
      },
      {
        "number": "2",
        "name": "ADCINB0",
        "type": "input",
        "description": "ADC analog input 0 for Sample-and-Hold B; should not be driven before VDDA1, VDDA2 and VDDAIO are fully powered."
      },
      {
        "number": "3",
        "name": "ADCINB1",
        "type": "input",
        "description": "ADC analog input 1 for Sample-and-Hold B; should not be driven before VDDA1, VDDA2 and VDDAIO are fully powered."
      },
      {
        "number": "4",
        "name": "ADCINB2",
        "type": "input",
        "description": "ADC analog input 2 for Sample-and-Hold B; should not be driven before VDDA1, VDDA2 and VDDAIO are fully powered."
      },
      {
        "number": "5",
        "name": "ADCINB3",
        "type": "input",
        "description": "ADC analog input 3 for Sample-and-Hold B; should not be driven before VDDA1, VDDA2 and VDDAIO are fully powered."
      },
      {
        "number": "6",
        "name": "ADCINB4",
        "type": "input",
        "description": "ADC analog input 4 for Sample-and-Hold B; should not be driven before VDDA1, VDDA2 and VDDAIO are fully powered."
      },
      {
        "number": "7",
        "name": "ADCINB5",
        "type": "input",
        "description": "ADC analog input 5 for Sample-and-Hold B; should not be driven before VDDA1, VDDA2 and VDDAIO are fully powered."
      },
      {
        "number": "8",
        "name": "ADCINB6",
        "type": "input",
        "description": "ADC analog input 6 for Sample-and-Hold B; should not be driven before VDDA1, VDDA2 and VDDAIO are fully powered."
      },
      {
        "number": "9",
        "name": "ADCINB7",
        "type": "input",
        "description": "ADC analog input 7 for Sample-and-Hold B; should not be driven before VDDA1, VDDA2 and VDDAIO are fully powered."
      },
      {
        "number": "10",
        "name": "ADCREFM",
        "type": "bidirectional",
        "description": "ADC 1-V reference output requiring a low-ESR (under 1.5 ohm) 10 uF ceramic capacitor to analog ground, or an external 1-V reference input when enabled in software."
      },
      {
        "number": "11",
        "name": "ADCREFP",
        "type": "bidirectional",
        "description": "ADC 2-V reference output requiring a low-ESR (under 1.5 ohm) 10 uF ceramic capacitor to analog ground, or an external 2-V reference input when enabled in software."
      },
      {
        "number": "12",
        "name": "AVSSREFBG",
        "type": "power_in",
        "description": "ADC analog ground."
      },
      {
        "number": "13",
        "name": "AVDDREFBG",
        "type": "power_in",
        "description": "ADC analog power (3.3 V)."
      },
      {
        "number": "14",
        "name": "VDDA1",
        "type": "power_in",
        "description": "ADC analog 3.3-V supply."
      },
      {
        "number": "15",
        "name": "VSSA1",
        "type": "power_in",
        "description": "ADC analog ground."
      },
      {
        "number": "16",
        "name": "ADCRESEXT",
        "type": "output",
        "description": "ADC external current bias resistor: 24.9 kohm ±5% for ADC clock 1-18.75 MHz, 20 kohm ±5% for 18.75-25 MHz."
      },
      {
        "number": "17",
        "name": "XMP/MC",
        "type": "input",
        "description": "Microprocessor/microcomputer mode select with internal pulldown; high enables Zone 7 on the external interface, low enables on-chip boot ROM."
      },
      {
        "number": "18",
        "name": "XA[0]",
        "type": "tri_state",
        "description": "XINTF 19-bit address bus bit 0 (output/high-impedance)."
      },
      {
        "number": "19",
        "name": "VSS",
        "type": "power_in",
        "description": "Core and digital I/O ground pin."
      },
      {
        "number": "20",
        "name": "GPIOF13 - MDRA",
        "type": "bidirectional",
        "description": "GPIO or McBSP received serial data input, with internal pullup."
      },
      {
        "number": "21",
        "name": "XD[0]",
        "type": "tri_state",
        "description": "XINTF 16-bit data bus bit 0 (I/O/Z) with internal pullup."
      },
      {
        "number": "22",
        "name": "GPIOF12 - MDXA",
        "type": "bidirectional",
        "description": "GPIO or McBSP transmitted serial data output."
      },
      {
        "number": "23",
        "name": "VDD",
        "type": "power_in",
        "description": "1.8-V or 1.9-V core digital power pin."
      },
      {
        "number": "24",
        "name": "XD[1]",
        "type": "tri_state",
        "description": "XINTF 16-bit data bus bit 1 (I/O/Z) with internal pullup."
      },
      {
        "number": "25",
        "name": "GPIOF9 - MCLKRA",
        "type": "bidirectional",
        "description": "GPIO or McBSP receive clock, with internal pullup."
      },
      {
        "number": "26",
        "name": "GPIOF10 - MFSXA",
        "type": "bidirectional",
        "description": "GPIO or McBSP transmit frame synch, with internal pullup."
      },
      {
        "number": "27",
        "name": "XD[2]",
        "type": "tri_state",
        "description": "XINTF 16-bit data bus bit 2 (I/O/Z) with internal pullup."
      },
      {
        "number": "28",
        "name": "GPIOF8 - MCLKXA",
        "type": "bidirectional",
        "description": "GPIO or McBSP transmit clock, with internal pullup."
      },
      {
        "number": "29",
        "name": "GPIOF11 - MFSRA",
        "type": "bidirectional",
        "description": "GPIO or McBSP receive frame synch, with internal pullup."
      },
      {
        "number": "30",
        "name": "XD[3]",
        "type": "tri_state",
        "description": "XINTF 16-bit data bus bit 3 (I/O/Z) with internal pullup."
      },
      {
        "number": "31",
        "name": "VDDIO",
        "type": "power_in",
        "description": "3.3-V I/O digital power pin."
      },
      {
        "number": "32",
        "name": "VSS",
        "type": "power_in",
        "description": "Core and digital I/O ground pin."
      },
      {
        "number": "33",
        "name": "XD[4]",
        "type": "tri_state",
        "description": "XINTF 16-bit data bus bit 4 (I/O/Z) with internal pullup."
      },
      {
        "number": "34",
        "name": "GPIOF2 - SPICLKA",
        "type": "bidirectional",
        "description": "GPIO or SPI clock."
      },
      {
        "number": "35",
        "name": "GPIOF3 - SPISTEA",
        "type": "bidirectional",
        "description": "GPIO or SPI slave transmit enable."
      },
      {
        "number": "36",
        "name": "XD[5]",
        "type": "tri_state",
        "description": "XINTF 16-bit data bus bit 5 (I/O/Z) with internal pullup."
      },
      {
        "number": "37",
        "name": "VDD",
        "type": "power_in",
        "description": "1.8-V or 1.9-V core digital power pin."
      },
      {
        "number": "38",
        "name": "VSS",
        "type": "power_in",
        "description": "Core and digital I/O ground pin."
      },
      {
        "number": "39",
        "name": "XD[6]",
        "type": "tri_state",
        "description": "XINTF 16-bit data bus bit 6 (I/O/Z) with internal pullup."
      },
      {
        "number": "40",
        "name": "GPIOF0 - SPISIMOA",
        "type": "bidirectional",
        "description": "GPIO or SPI slave in, master out."
      },
      {
        "number": "41",
        "name": "GPIOF1 - SPISOMIA",
        "type": "bidirectional",
        "description": "GPIO or SPI slave out, master in."
      },
      {
        "number": "42",
        "name": "XRD",
        "type": "tri_state",
        "description": "Active-low XINTF read strobe, mutually exclusive with XWE."
      },
      {
        "number": "43",
        "name": "XA[1]",
        "type": "tri_state",
        "description": "XINTF 19-bit address bus bit 1 (output/high-impedance)."
      },
      {
        "number": "44",
        "name": "XZCS0AND1",
        "type": "tri_state",
        "description": "XINTF Zone 0 and Zone 1 chip select, active low."
      },
      {
        "number": "45",
        "name": "GPIOB0 - PWM7",
        "type": "bidirectional",
        "description": "GPIO or PWM output pin #7, with internal pullup."
      },
      {
        "number": "46",
        "name": "GPIOB1 - PWM8",
        "type": "bidirectional",
        "description": "GPIO or PWM output pin #8, with internal pullup."
      },
      {
        "number": "47",
        "name": "GPIOB2 - PWM9",
        "type": "bidirectional",
        "description": "GPIO or PWM output pin #9, with internal pullup."
      },
      {
        "number": "48",
        "name": "GPIOB3 - PWM10",
        "type": "bidirectional",
        "description": "GPIO or PWM output pin #10, with internal pullup."
      },
      {
        "number": "49",
        "name": "GPIOB4 - PWM11",
        "type": "bidirectional",
        "description": "GPIO or PWM output pin #11, with internal pullup."
      },
      {
        "number": "50",
        "name": "GPIOB5 - PWM12",
        "type": "bidirectional",
        "description": "GPIO or PWM output pin #12, with internal pullup."
      },
      {
        "number": "51",
        "name": "XR/W",
        "type": "tri_state",
        "description": "Read-not-write strobe, normally held high; low indicates a write cycle, high a read cycle."
      },
      {
        "number": "52",
        "name": "VSS",
        "type": "power_in",
        "description": "Core and digital I/O ground pin."
      },
      {
        "number": "53",
        "name": "GPIOB6 - T3PWM_T3CMP",
        "type": "bidirectional",
        "description": "GPIO or Timer 3 output, with internal pullup."
      },
      {
        "number": "54",
        "name": "XD[7]",
        "type": "tri_state",
        "description": "XINTF 16-bit data bus bit 7 (I/O/Z) with internal pullup."
      },
      {
        "number": "55",
        "name": "GPIOB7 - T4PWM_T4CMP",
        "type": "bidirectional",
        "description": "GPIO or Timer 4 output, with internal pullup."
      },
      {
        "number": "56",
        "name": "VDD",
        "type": "power_in",
        "description": "1.8-V or 1.9-V core digital power pin."
      },
      {
        "number": "57",
        "name": "GPIOB8 - CAP4_QEP3",
        "type": "bidirectional",
        "description": "GPIO or capture input #4, with internal pullup."
      },
      {
        "number": "58",
        "name": "VSS",
        "type": "power_in",
        "description": "Core and digital I/O ground pin."
      },
      {
        "number": "59",
        "name": "GPIOB9 - CAP5_QEP4",
        "type": "bidirectional",
        "description": "GPIO or capture input #5, with internal pullup."
      },
      {
        "number": "60",
        "name": "GPIOB10 - CAP6_QEPI2",
        "type": "bidirectional",
        "description": "GPIO or capture input #6, with internal pullup."
      },
      {
        "number": "61",
        "name": "GPIOB13 - C4TRIP",
        "type": "bidirectional",
        "description": "GPIO or Compare 4 output trip, with internal pullup."
      },
      {
        "number": "62",
        "name": "GPIOB14 - C5TRIP",
        "type": "bidirectional",
        "description": "GPIO or Compare 5 output trip, with internal pullup."
      },
      {
        "number": "63",
        "name": "GPIOB15 - C6TRIP",
        "type": "bidirectional",
        "description": "GPIO or Compare 6 output trip, with internal pullup."
      },
      {
        "number": "64",
        "name": "VDDIO",
        "type": "power_in",
        "description": "3.3-V I/O digital power pin."
      },
      {
        "number": "65",
        "name": "XD[8]",
        "type": "tri_state",
        "description": "XINTF 16-bit data bus bit 8 (I/O/Z) with internal pullup."
      },
      {
        "number": "66",
        "name": "TEST2",
        "type": "bidirectional",
        "description": "Test pin reserved for TI; must be left unconnected on F281x devices."
      },
      {
        "number": "67",
        "name": "TEST1",
        "type": "bidirectional",
        "description": "Test pin reserved for TI; must be left unconnected on F281x devices."
      },
      {
        "number": "68",
        "name": "XD[9]",
        "type": "tri_state",
        "description": "XINTF 16-bit data bus bit 9 (I/O/Z) with internal pullup."
      },
      {
        "number": "69",
        "name": "VDD3VFL",
        "type": "power_in",
        "description": "3.3-V flash core power pin, to be connected to 3.3 V at all times after power-up sequence requirements are met."
      },
      {
        "number": "70",
        "name": "VSS",
        "type": "power_in",
        "description": "Core and digital I/O ground pin."
      },
      {
        "number": "71",
        "name": "GPIOB11 - TDIRB",
        "type": "bidirectional",
        "description": "GPIO or timer direction input, with internal pullup."
      },
      {
        "number": "72",
        "name": "GPIOB12 - TCLKINB",
        "type": "bidirectional",
        "description": "GPIO or timer clock input, with internal pullup."
      },
      {
        "number": "73",
        "name": "XD[10]",
        "type": "tri_state",
        "description": "XINTF 16-bit data bus bit 10 (I/O/Z) with internal pullup."
      },
      {
        "number": "74",
        "name": "XD[11]",
        "type": "tri_state",
        "description": "XINTF 16-bit data bus bit 11 (I/O/Z) with internal pullup."
      },
      {
        "number": "75",
        "name": "VDD",
        "type": "power_in",
        "description": "1.8-V or 1.9-V core digital power pin."
      },
      {
        "number": "76",
        "name": "X2",
        "type": "output",
        "description": "Oscillator output."
      },
      {
        "number": "77",
        "name": "X1/XCLKIN",
        "type": "input",
        "description": "Oscillator input or external clock input, referenced to the 1.8-V (or 1.9-V) core supply VDD rather than VDDIO."
      },
      {
        "number": "78",
        "name": "VSS",
        "type": "power_in",
        "description": "Core and digital I/O ground pin."
      },
      {
        "number": "79",
        "name": "GPIOD5 - T3CTRIP_PDPINTB",
        "type": "bidirectional",
        "description": "GPIO or Timer 3 compare output trip, with internal pullup."
      },
      {
        "number": "80",
        "name": "XA[2]",
        "type": "tri_state",
        "description": "XINTF 19-bit address bus bit 2 (output/high-impedance)."
      },
      {
        "number": "81",
        "name": "VDDIO",
        "type": "power_in",
        "description": "3.3-V I/O digital power pin."
      },
      {
        "number": "82",
        "name": "XHOLDA",
        "type": "tri_state",
        "description": "External hold acknowledge, driven active low when the XINTF has granted an XHOLD request and all buses and strobes are high-impedance."
      },
      {
        "number": "83",
        "name": "GPIOD6 - T4CTRIP/EVBSOC",
        "type": "bidirectional",
        "description": "GPIO or Timer 4 compare output trip or external ADC start-of-conversion EV-B, with internal pullup."
      },
      {
        "number": "84",
        "name": "XWE",
        "type": "tri_state",
        "description": "Active-low XINTF write strobe with waveform set per zone by XTIMINGx registers."
      },
      {
        "number": "85",
        "name": "XA[3]",
        "type": "tri_state",
        "description": "XINTF 19-bit address bus bit 3 (output/high-impedance)."
      },
      {
        "number": "86",
        "name": "VSS",
        "type": "power_in",
        "description": "Core and digital I/O ground pin."
      },
      {
        "number": "87",
        "name": "GPIOF6 - CANTXA",
        "type": "bidirectional",
        "description": "GPIO or eCAN transmit data, with internal pullup."
      },
      {
        "number": "88",
        "name": "XZCS2",
        "type": "tri_state",
        "description": "XINTF Zone 2 chip select, active low."
      },
      {
        "number": "89",
        "name": "GPIOF7 - CANRXA",
        "type": "bidirectional",
        "description": "GPIO or eCAN receive data, with internal pullup."
      },
      {
        "number": "90",
        "name": "GPIOG4 - SCITXDB",
        "type": "bidirectional",
        "description": "GPIO or SCI-B asynchronous serial port transmit data."
      },
      {
        "number": "91",
        "name": "GPIOG5 - SCIRXDB",
        "type": "bidirectional",
        "description": "GPIO or SCI-B asynchronous serial port receive data."
      },
      {
        "number": "92",
        "name": "GPIOA0 - PWM1",
        "type": "bidirectional",
        "description": "GPIO or PWM output pin #1, with internal pullup."
      },
      {
        "number": "93",
        "name": "GPIOA1 - PWM2",
        "type": "bidirectional",
        "description": "GPIO or PWM output pin #2, with internal pullup."
      },
      {
        "number": "94",
        "name": "GPIOA2 - PWM3",
        "type": "bidirectional",
        "description": "GPIO or PWM output pin #3, with internal pullup."
      },
      {
        "number": "95",
        "name": "GPIOA3 - PWM4",
        "type": "bidirectional",
        "description": "GPIO or PWM output pin #4, with internal pullup."
      },
      {
        "number": "96",
        "name": "XD[12]",
        "type": "tri_state",
        "description": "XINTF 16-bit data bus bit 12 (I/O/Z) with internal pullup."
      },
      {
        "number": "97",
        "name": "XD[13]",
        "type": "tri_state",
        "description": "XINTF 16-bit data bus bit 13 (I/O/Z) with internal pullup."
      },
      {
        "number": "98",
        "name": "GPIOA4 - PWM5",
        "type": "bidirectional",
        "description": "GPIO or PWM output pin #5, with internal pullup."
      },
      {
        "number": "99",
        "name": "VSS",
        "type": "power_in",
        "description": "Core and digital I/O ground pin."
      },
      {
        "number": "100",
        "name": "VDD",
        "type": "power_in",
        "description": "1.8-V or 1.9-V core digital power pin."
      },
      {
        "number": "101",
        "name": "GPIOA5 - PWM6",
        "type": "bidirectional",
        "description": "GPIO or PWM output pin #6, with internal pullup."
      },
      {
        "number": "102",
        "name": "GPIOA6 - T1PWM_T1CMP",
        "type": "bidirectional",
        "description": "GPIO or Timer 1 output, with internal pullup."
      },
      {
        "number": "103",
        "name": "XA[4]",
        "type": "tri_state",
        "description": "XINTF 19-bit address bus bit 4 (output/high-impedance)."
      },
      {
        "number": "104",
        "name": "GPIOA7 - T2PWM_T2CMP",
        "type": "bidirectional",
        "description": "GPIO or Timer 2 output, with internal pullup."
      },
      {
        "number": "105",
        "name": "VSS",
        "type": "power_in",
        "description": "Core and digital I/O ground pin."
      },
      {
        "number": "106",
        "name": "GPIOA8 - CAP1_QEP1",
        "type": "bidirectional",
        "description": "GPIO or capture input #1, with internal pullup."
      },
      {
        "number": "107",
        "name": "GPIOA9 - CAP2_QEP2",
        "type": "bidirectional",
        "description": "GPIO or capture input #2, with internal pullup."
      },
      {
        "number": "108",
        "name": "XA[5]",
        "type": "tri_state",
        "description": "XINTF 19-bit address bus bit 5 (output/high-impedance)."
      },
      {
        "number": "109",
        "name": "GPIOA10 - CAP3_QEPI1",
        "type": "bidirectional",
        "description": "GPIO or capture input #3, with internal pullup."
      },
      {
        "number": "110",
        "name": "GPIOD0 - T1CTRIP_PDPINTA",
        "type": "bidirectional",
        "description": "GPIO or Timer 1 compare output trip, with internal pullup."
      },
      {
        "number": "111",
        "name": "XA[6]",
        "type": "tri_state",
        "description": "XINTF 19-bit address bus bit 6 (output/high-impedance)."
      },
      {
        "number": "112",
        "name": "VDD",
        "type": "power_in",
        "description": "1.8-V or 1.9-V core digital power pin."
      },
      {
        "number": "113",
        "name": "VSS",
        "type": "power_in",
        "description": "Core and digital I/O ground pin."
      },
      {
        "number": "114",
        "name": "VDDIO",
        "type": "power_in",
        "description": "3.3-V I/O digital power pin."
      },
      {
        "number": "115",
        "name": "GPIOD1 - T2CTRIP/EVASOC",
        "type": "bidirectional",
        "description": "GPIO or Timer 2 compare output trip or external ADC start-of-conversion EV-A, with internal pullup."
      },
      {
        "number": "116",
        "name": "GPIOA11 - TDIRA",
        "type": "bidirectional",
        "description": "GPIO or timer direction input, with internal pullup."
      },
      {
        "number": "117",
        "name": "GPIOA12 - TCLKINA",
        "type": "bidirectional",
        "description": "GPIO or timer clock input, with internal pullup."
      },
      {
        "number": "118",
        "name": "XA[7]",
        "type": "tri_state",
        "description": "XINTF 19-bit address bus bit 7 (output/high-impedance)."
      },
      {
        "number": "119",
        "name": "XCLKOUT",
        "type": "output",
        "description": "Output clock derived from SYSCLKOUT at the same, 1/2 or 1/4 frequency (1/4 at reset); not high-impedance during reset and can be turned off via CLKOFF in XINTCNF2."
      },
      {
        "number": "120",
        "name": "VSS",
        "type": "power_in",
        "description": "Core and digital I/O ground pin."
      },
      {
        "number": "121",
        "name": "XA[8]",
        "type": "tri_state",
        "description": "XINTF 19-bit address bus bit 8 (output/high-impedance)."
      },
      {
        "number": "122",
        "name": "GPIOA13 - C1TRIP",
        "type": "bidirectional",
        "description": "GPIO or Compare 1 output trip, with internal pullup."
      },
      {
        "number": "123",
        "name": "GPIOA14 - C2TRIP",
        "type": "bidirectional",
        "description": "GPIO or Compare 2 output trip, with internal pullup."
      },
      {
        "number": "124",
        "name": "GPIOA15 - C3TRIP",
        "type": "bidirectional",
        "description": "GPIO or Compare 3 output trip, with internal pullup."
      },
      {
        "number": "125",
        "name": "XA[9]",
        "type": "tri_state",
        "description": "XINTF 19-bit address bus bit 9 (output/high-impedance)."
      },
      {
        "number": "126",
        "name": "TMS",
        "type": "input",
        "description": "JTAG test-mode select with internal pullup, clocked into the TAP controller on the rising edge of TCK."
      },
      {
        "number": "127",
        "name": "TDO",
        "type": "tri_state",
        "description": "JTAG test data output, shifted out on the falling edge of TCK."
      },
      {
        "number": "128",
        "name": "VDD",
        "type": "power_in",
        "description": "1.8-V or 1.9-V core digital power pin."
      },
      {
        "number": "129",
        "name": "VSS",
        "type": "power_in",
        "description": "Core and digital I/O ground pin."
      },
      {
        "number": "130",
        "name": "XA[10]",
        "type": "tri_state",
        "description": "XINTF 19-bit address bus bit 10 (output/high-impedance)."
      },
      {
        "number": "131",
        "name": "TDI",
        "type": "input",
        "description": "JTAG test data input with internal pullup, clocked into the selected register on the rising edge of TCK."
      },
      {
        "number": "132",
        "name": "XA[11]",
        "type": "tri_state",
        "description": "XINTF 19-bit address bus bit 11 (output/high-impedance)."
      },
      {
        "number": "133",
        "name": "XZCS6AND7",
        "type": "tri_state",
        "description": "XINTF Zone 6 and Zone 7 chip select, active low."
      },
      {
        "number": "134",
        "name": "TESTSEL",
        "type": "input",
        "description": "Test pin reserved for TI with internal pulldown; must be connected to ground."
      },
      {
        "number": "135",
        "name": "TRST",
        "type": "input",
        "description": "Active-high JTAG test reset with internal pulldown; must be kept low during normal operation and should not use a pullup resistor."
      },
      {
        "number": "136",
        "name": "TCK",
        "type": "input",
        "description": "JTAG test clock with internal pullup."
      },
      {
        "number": "137",
        "name": "EMU0",
        "type": "tri_state",
        "description": "Emulator pin 0 with internal pullup; an external 2.2-kohm to 4.7-kohm pullup is recommended."
      },
      {
        "number": "138",
        "name": "XA[12]",
        "type": "tri_state",
        "description": "XINTF 19-bit address bus bit 12 (output/high-impedance)."
      },
      {
        "number": "139",
        "name": "XD[14]",
        "type": "tri_state",
        "description": "XINTF 16-bit data bus bit 14 (I/O/Z) with internal pullup."
      },
      {
        "number": "140",
        "name": "GPIOF14 - XF_XPLLDIS",
        "type": "bidirectional",
        "description": "GPIO, XF general-purpose output, or XPLLDIS sampled during reset (PLL disabled if sensed low), with internal pullup."
      },
      {
        "number": "141",
        "name": "XA[13]",
        "type": "tri_state",
        "description": "XINTF 19-bit address bus bit 13 (output/high-impedance)."
      },
      {
        "number": "142",
        "name": "VSS",
        "type": "power_in",
        "description": "Core and digital I/O ground pin."
      },
      {
        "number": "143",
        "name": "VDD",
        "type": "power_in",
        "description": "1.8-V or 1.9-V core digital power pin."
      },
      {
        "number": "144",
        "name": "XA[14]",
        "type": "tri_state",
        "description": "XINTF 19-bit address bus bit 14 (output/high-impedance)."
      },
      {
        "number": "145",
        "name": "VDDIO",
        "type": "power_in",
        "description": "3.3-V I/O digital power pin."
      },
      {
        "number": "146",
        "name": "EMU1",
        "type": "tri_state",
        "description": "Emulator pin 1 with internal pullup; an external 2.2-kohm to 4.7-kohm pullup is recommended."
      },
      {
        "number": "147",
        "name": "XD[15]",
        "type": "tri_state",
        "description": "XINTF 16-bit data bus bit 15 (I/O/Z) with internal pullup."
      },
      {
        "number": "148",
        "name": "XA[15]",
        "type": "tri_state",
        "description": "XINTF 19-bit address bus bit 15 (output/high-impedance)."
      },
      {
        "number": "149",
        "name": "GPIOE0 - XINT1_XBIO",
        "type": "tri_state",
        "description": "GPIO or XINT1 or XBIO input."
      },
      {
        "number": "150",
        "name": "GPIOE2 - XNMI_XINT13",
        "type": "bidirectional",
        "description": "GPIO or XNMI or XINT13, with internal pullup."
      },
      {
        "number": "151",
        "name": "GPIOE1 - XINT2_ADCSOC",
        "type": "tri_state",
        "description": "GPIO or XINT2 or ADC start-of-conversion."
      },
      {
        "number": "152",
        "name": "XA[16]",
        "type": "tri_state",
        "description": "XINTF 19-bit address bus bit 16 (output/high-impedance)."
      },
      {
        "number": "153",
        "name": "VSS",
        "type": "power_in",
        "description": "Core and digital I/O ground pin."
      },
      {
        "number": "154",
        "name": "VDD",
        "type": "power_in",
        "description": "1.8-V or 1.9-V core digital power pin."
      },
      {
        "number": "155",
        "name": "GPIOF4 - SCITXDA",
        "type": "bidirectional",
        "description": "GPIO or SCI-A asynchronous serial port TX data, with internal pullup."
      },
      {
        "number": "156",
        "name": "XA[17]",
        "type": "tri_state",
        "description": "XINTF 19-bit address bus bit 17 (output/high-impedance)."
      },
      {
        "number": "157",
        "name": "GPIOF5 - SCIRXDA",
        "type": "bidirectional",
        "description": "GPIO or SCI-A asynchronous serial port RX data, with internal pullup."
      },
      {
        "number": "158",
        "name": "XA[18]",
        "type": "tri_state",
        "description": "XINTF 19-bit address bus bit 18 (output/high-impedance)."
      },
      {
        "number": "159",
        "name": "XHOLD",
        "type": "input",
        "description": "External hold request with internal pullup; when low it requests the XINTF to release the external bus and place buses and strobes in high impedance."
      },
      {
        "number": "160",
        "name": "XRS",
        "type": "bidirectional",
        "description": "Device reset input and watchdog reset output, open-drain with internal pullup (100 uA typical); execution restarts at the address at 0x3FFFC0 when released high."
      },
      {
        "number": "161",
        "name": "XREADY",
        "type": "input",
        "description": "XINTF ready input with internal pullup, indicating the peripheral is ready to complete the access when asserted to 1."
      },
      {
        "number": "162",
        "name": "VDD1",
        "type": "power_in",
        "description": "ADC digital 1.8-V (or 1.9-V) supply."
      },
      {
        "number": "163",
        "name": "VSS1",
        "type": "power_in",
        "description": "ADC digital ground."
      },
      {
        "number": "164",
        "name": "ADCBGREFIN",
        "type": "passive",
        "description": "Test pin reserved for TI; must be left unconnected."
      },
      {
        "number": "165",
        "name": "VSSA2",
        "type": "power_in",
        "description": "ADC analog ground."
      },
      {
        "number": "166",
        "name": "VDDA2",
        "type": "power_in",
        "description": "ADC analog 3.3-V supply."
      },
      {
        "number": "167",
        "name": "ADCINA7",
        "type": "input",
        "description": "ADC analog input 7 for Sample-and-Hold A; should not be driven before VDDA1, VDDA2 and VDDAIO are fully powered."
      },
      {
        "number": "168",
        "name": "ADCINA6",
        "type": "input",
        "description": "ADC analog input 6 for Sample-and-Hold A; should not be driven before VDDA1, VDDA2 and VDDAIO are fully powered."
      },
      {
        "number": "169",
        "name": "ADCINA5",
        "type": "input",
        "description": "ADC analog input 5 for Sample-and-Hold A; should not be driven before VDDA1, VDDA2 and VDDAIO are fully powered."
      },
      {
        "number": "170",
        "name": "ADCINA4",
        "type": "input",
        "description": "ADC analog input 4 for Sample-and-Hold A; should not be driven before VDDA1, VDDA2 and VDDAIO are fully powered."
      },
      {
        "number": "171",
        "name": "ADCINA3",
        "type": "input",
        "description": "ADC analog input 3 for Sample-and-Hold A; should not be driven before VDDA1, VDDA2 and VDDAIO are fully powered."
      },
      {
        "number": "172",
        "name": "ADCINA2",
        "type": "input",
        "description": "ADC analog input 2 for Sample-and-Hold A; should not be driven before VDDA1, VDDA2 and VDDAIO are fully powered."
      },
      {
        "number": "173",
        "name": "ADCINA1",
        "type": "input",
        "description": "ADC analog input 1 for Sample-and-Hold A; should not be driven before VDDA1, VDDA2 and VDDAIO are fully powered."
      },
      {
        "number": "174",
        "name": "ADCINA0",
        "type": "input",
        "description": "ADC analog input 0 for Sample-and-Hold A; should not be driven before VDDA1, VDDA2 and VDDAIO are fully powered."
      },
      {
        "number": "175",
        "name": "ADCLO",
        "type": "passive",
        "description": "Common low-side analog input; connect to analog ground."
      },
      {
        "number": "176",
        "name": "VSSAIO",
        "type": "power_in",
        "description": "Analog I/O ground pin."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-haiku-4-5-20251001",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Pins with duplicate names (VSS, VDD, VDDIO) appear at multiple pin numbers; extracted as separate en; Some GPIO pins have dual or triple functions with shared names (e.g., GPIOF2-SPICLKA appears at pin ; Pins TEST1 and TEST2 appear twice (pins 50-51 and 66-67); this is correct per datasheet as they are "
        ],
        "pages_sent": 42,
        "cost_usd": 0.5299,
        "at": "2026-10-06T03:20:36"
      },
      "datasheet": {
        "url": "https://www.ti.com.cn/cn/lit/gpn/TMS320F2812",
        "pages": 173,
        "sha256": "3c891c6ecdaa247f",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 176,
        "described": 176,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "LQFP-176(24x24)",
      "Category": "Embedded Processors & Controllers",
      "Pins": "176"
    }
  },
  "variants": [],
  "sections": [
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  "discovery_triggers": [
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  "discovery_pitch": "TMS320F2812PGFQ (Texas Instruments) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
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  "dependencies": {},
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    "path": "docs/hero.png"
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