TMS320F2811PBKS

{
  "schema_version": 1,
  "type": "component",
  "slug": "tms320f2811pbks",
  "title": "TMS320F2811PBKS",
  "brief": "Texas Instruments Digital Signal Processors (DSP/DSC), LQFP-128(14x14). 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",
    "tms320f2811pbks",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "TMS320F2811PBKS",
    "manufacturer": "Texas Instruments",
    "package": "LQFP-128(14x14)",
    "pin_count": 128,
    "category": "Embedded Processors & Controllers",
    "subcategory": "Digital Signal Processors (DSP/DSC)",
    "datasheet": "https://www.ti.com.cn/cn/lit/gpn/TMS320F2812",
    "parts": {
      "symbol": "tms320f2811pbks.kicad_sym",
      "footprint": "tms320f2811pbks.kicad_mod",
      "model_3d": "tms320f2811pbks-hero.glb",
      "model_3d_plain": "tms320f2811pbks.glb",
      "model_3d_step": "tms320f2811pbks-etched.step",
      "model_3d_step_plain": "tms320f2811pbks.step",
      "lbr": "tms320f2811pbks.lbr"
    },
    "distributor_links": {
      "lcsc": "C1345112",
      "digikey": "296-32767-ND",
      "mouser": "595-TMS320F2811PBKS"
    },
    "distributor_check": {
      "checked_at": "2026-10-11T03:30:25Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-32767-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "595-TMS320F2811PBKS",
        "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": "Analog input channel B0 for Sample-and-Hold B; the ADC pins should not be driven before VDDA1, VDDA2 and VDDAIO are fully powered up."
      },
      {
        "number": "3",
        "name": "ADCINB1",
        "type": "input",
        "description": "Analog input channel B1 for Sample-and-Hold B; the ADC pins should not be driven before VDDA1, VDDA2 and VDDAIO are fully powered up."
      },
      {
        "number": "4",
        "name": "ADCINB2",
        "type": "input",
        "description": "Analog input channel B2 for Sample-and-Hold B; the ADC pins should not be driven before VDDA1, VDDA2 and VDDAIO are fully powered up."
      },
      {
        "number": "5",
        "name": "ADCINB3",
        "type": "input",
        "description": "Analog input channel B3 for Sample-and-Hold B; the ADC pins should not be driven before VDDA1, VDDA2 and VDDAIO are fully powered up."
      },
      {
        "number": "6",
        "name": "ADCINB4",
        "type": "input",
        "description": "Analog input channel B4 for Sample-and-Hold B; the ADC pins should not be driven before VDDA1, VDDA2 and VDDAIO are fully powered up."
      },
      {
        "number": "7",
        "name": "ADCINB5",
        "type": "input",
        "description": "Analog input channel B5 for Sample-and-Hold B; the ADC pins should not be driven before VDDA1, VDDA2 and VDDAIO are fully powered up."
      },
      {
        "number": "8",
        "name": "ADCINB6",
        "type": "input",
        "description": "Analog input channel B6 for Sample-and-Hold B; the ADC pins should not be driven before VDDA1, VDDA2 and VDDAIO are fully powered up."
      },
      {
        "number": "9",
        "name": "ADCINB7",
        "type": "input",
        "description": "Analog input channel B7 for Sample-and-Hold B; the ADC pins should not be driven before VDDA1, VDDA2 and VDDAIO are fully powered up."
      },
      {
        "number": "10",
        "name": "ADCREFM",
        "type": "bidirectional",
        "description": "ADC 1-V reference output requiring a low-ESR (under 1.5 Ω) 10 µF ceramic bypass to analog ground; it can accept a 1-V external reference when the software bit is enabled."
      },
      {
        "number": "11",
        "name": "ADCREFP",
        "type": "bidirectional",
        "description": "ADC 2-V reference output requiring a low-ESR (under 1.5 Ω) 10 µF ceramic bypass to analog ground; it can accept a 2-V external reference when the software bit is enabled."
      },
      {
        "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: use 24.9 kΩ ±5% for ADC clock 1-18.75 MHz, or 20 kΩ ±5% for 18.75-25 MHz."
      },
      {
        "number": "17",
        "name": "VSS",
        "type": "power_in",
        "description": "Core and digital I/O ground pin."
      },
      {
        "number": "18",
        "name": "GPIOF13/MDRA",
        "type": "bidirectional",
        "description": "GPIO or McBSP-A received serial data input; internal pullup."
      },
      {
        "number": "19",
        "name": "GPIOF12/MDXA",
        "type": "bidirectional",
        "description": "GPIO or McBSP-A transmitted serial data output; no internal pullup."
      },
      {
        "number": "20",
        "name": "VDD",
        "type": "power_in",
        "description": "1.8-V or 1.9-V core digital power pin; see Section 5.4 for voltage requirements."
      },
      {
        "number": "21",
        "name": "GPIOF9/MCLKRA",
        "type": "bidirectional",
        "description": "GPIO or McBSP receive clock; internal pullup."
      },
      {
        "number": "22",
        "name": "GPIOF10/MFSXA",
        "type": "bidirectional",
        "description": "GPIO or McBSP transmit frame synchronization; internal pullup."
      },
      {
        "number": "23",
        "name": "GPIOF8/MCLKXA",
        "type": "bidirectional",
        "description": "GPIO or McBSP transmit clock; internal pullup."
      },
      {
        "number": "24",
        "name": "GPIOF11/MFSRA",
        "type": "bidirectional",
        "description": "GPIO or McBSP receive frame synchronization; internal pullup."
      },
      {
        "number": "25",
        "name": "VDDIO",
        "type": "power_in",
        "description": "3.3-V I/O digital power pin."
      },
      {
        "number": "26",
        "name": "VSS",
        "type": "power_in",
        "description": "Core and digital I/O ground pin."
      },
      {
        "number": "27",
        "name": "GPIOF2/SPICLKA",
        "type": "bidirectional",
        "description": "GPIO or SPI clock; no internal pullup."
      },
      {
        "number": "28",
        "name": "GPIOF3/SPISTEA",
        "type": "bidirectional",
        "description": "GPIO or SPI slave transmit enable; no internal pullup."
      },
      {
        "number": "29",
        "name": "VDD",
        "type": "power_in",
        "description": "1.8-V or 1.9-V core digital power pin; see Section 5.4 for voltage requirements."
      },
      {
        "number": "30",
        "name": "VSS",
        "type": "power_in",
        "description": "Core and digital I/O ground pin."
      },
      {
        "number": "31",
        "name": "GPIOF0/SPISIMOA",
        "type": "bidirectional",
        "description": "GPIO or SPI slave-in/master-out; no internal pullup."
      },
      {
        "number": "32",
        "name": "GPIOF1/SPISOMIA",
        "type": "bidirectional",
        "description": "GPIO or SPI slave-out/master-in; no internal pullup."
      },
      {
        "number": "33",
        "name": "GPIOB0/PWM7",
        "type": "bidirectional",
        "description": "GPIO or PWM output pin 7; internal pullup."
      },
      {
        "number": "34",
        "name": "GPIOB1/PWM8",
        "type": "bidirectional",
        "description": "GPIO or PWM output pin 8; internal pullup."
      },
      {
        "number": "35",
        "name": "GPIOB2/PWM9",
        "type": "bidirectional",
        "description": "GPIO or PWM output pin 9; internal pullup."
      },
      {
        "number": "36",
        "name": "GPIOB3/PWM10",
        "type": "bidirectional",
        "description": "GPIO or PWM output pin 10; internal pullup."
      },
      {
        "number": "37",
        "name": "GPIOB4/PWM11",
        "type": "bidirectional",
        "description": "GPIO or PWM output pin 11; internal pullup."
      },
      {
        "number": "38",
        "name": "GPIOB5/PWM12",
        "type": "bidirectional",
        "description": "GPIO or PWM output pin 12; internal pullup."
      },
      {
        "number": "39",
        "name": "VSS",
        "type": "power_in",
        "description": "Core and digital I/O ground pin."
      },
      {
        "number": "40",
        "name": "GPIOB6/T3PWM_T3CMP",
        "type": "bidirectional",
        "description": "GPIO or GP Timer 3 PWM/compare output; internal pullup."
      },
      {
        "number": "41",
        "name": "GPIOB7/T4PWM_T4CMP",
        "type": "bidirectional",
        "description": "GPIO or GP Timer 4 PWM/compare output; internal pullup."
      },
      {
        "number": "42",
        "name": "VDD",
        "type": "power_in",
        "description": "1.8-V or 1.9-V core digital power pin; see Section 5.4 for voltage requirements."
      },
      {
        "number": "43",
        "name": "GPIOB8/CAP4_QEP3",
        "type": "bidirectional",
        "description": "GPIO or capture input 4 (QEP3); internal pullup."
      },
      {
        "number": "44",
        "name": "GPIOB9/CAP5_QEP4",
        "type": "bidirectional",
        "description": "GPIO or capture input 5 (QEP4); internal pullup."
      },
      {
        "number": "45",
        "name": "GPIOB10/CAP6_QEPI2",
        "type": "bidirectional",
        "description": "GPIO or capture input 6 (QEPI2); internal pullup."
      },
      {
        "number": "46",
        "name": "GPIOB13/C4TRIP",
        "type": "bidirectional",
        "description": "GPIO or compare 4 output trip input; internal pullup."
      },
      {
        "number": "47",
        "name": "GPIOB14/C5TRIP",
        "type": "bidirectional",
        "description": "GPIO or compare 5 output trip input; internal pullup."
      },
      {
        "number": "48",
        "name": "GPIOB15/C6TRIP",
        "type": "bidirectional",
        "description": "GPIO or compare 6 output trip input; internal pullup."
      },
      {
        "number": "49",
        "name": "VDDIO",
        "type": "power_in",
        "description": "3.3-V I/O digital power pin."
      },
      {
        "number": "50",
        "name": "TEST2",
        "type": "bidirectional",
        "description": "Test pin reserved for TI; must be left unconnected on F281x devices."
      },
      {
        "number": "51",
        "name": "TEST1",
        "type": "bidirectional",
        "description": "Test pin reserved for TI; must be left unconnected on F281x devices."
      },
      {
        "number": "52",
        "name": "VDD3VFL",
        "type": "power_in",
        "description": "3.3-V flash core power pin; connect to 3.3 V at all times after power-up sequence requirements have been met."
      },
      {
        "number": "53",
        "name": "VSS",
        "type": "power_in",
        "description": "Core and digital I/O ground pin."
      },
      {
        "number": "54",
        "name": "GPIOB11/TDIRB",
        "type": "bidirectional",
        "description": "GPIO or timer direction input B; internal pullup."
      },
      {
        "number": "55",
        "name": "GPIOB12/TCLKINB",
        "type": "bidirectional",
        "description": "GPIO or timer clock input B; internal pullup."
      },
      {
        "number": "56",
        "name": "VDD",
        "type": "power_in",
        "description": "1.8-V or 1.9-V core digital power pin; see Section 5.4 for voltage requirements."
      },
      {
        "number": "57",
        "name": "X2",
        "type": "output",
        "description": "Oscillator output."
      },
      {
        "number": "58",
        "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; a clamp diode or a 1.8-V oscillator may be needed."
      },
      {
        "number": "59",
        "name": "VSS",
        "type": "power_in",
        "description": "Core and digital I/O ground pin."
      },
      {
        "number": "60",
        "name": "GPIOD5/T3CTRIP_PDPINTB",
        "type": "bidirectional",
        "description": "GPIO or timer 3 compare output trip (PDPINTB); internal pullup."
      },
      {
        "number": "61",
        "name": "GPIOD6/T4CTRIP/EVBSOC",
        "type": "bidirectional",
        "description": "GPIO or timer 4 compare output trip, or external ADC start-of-conversion EV-B; internal pullup."
      },
      {
        "number": "62",
        "name": "VSS",
        "type": "power_in",
        "description": "Core and digital I/O ground pin."
      },
      {
        "number": "63",
        "name": "VDD",
        "type": "power_in",
        "description": "1.8-V or 1.9-V core digital power pin; see Section 5.4 for voltage requirements."
      },
      {
        "number": "64",
        "name": "GPIOF6/CANTXA",
        "type": "bidirectional",
        "description": "GPIO or eCAN transmit data; internal pullup."
      },
      {
        "number": "65",
        "name": "GPIOF7/CANRXA",
        "type": "bidirectional",
        "description": "GPIO or eCAN receive data; internal pullup."
      },
      {
        "number": "66",
        "name": "GPIOG4/SCITXDB",
        "type": "bidirectional",
        "description": "GPIO or SCI-B asynchronous serial transmit data; no internal pullup."
      },
      {
        "number": "67",
        "name": "GPIOG5/SCIRXDB",
        "type": "bidirectional",
        "description": "GPIO or SCI-B asynchronous serial receive data; no internal pullup."
      },
      {
        "number": "68",
        "name": "GPIOA0/PWM1",
        "type": "bidirectional",
        "description": "GPIO or PWM output pin 1; internal pullup."
      },
      {
        "number": "69",
        "name": "GPIOA1/PWM2",
        "type": "bidirectional",
        "description": "GPIO or PWM output pin 2; internal pullup."
      },
      {
        "number": "70",
        "name": "GPIOA2/PWM3",
        "type": "bidirectional",
        "description": "GPIO or PWM output pin 3; internal pullup."
      },
      {
        "number": "71",
        "name": "GPIOA3/PWM4",
        "type": "bidirectional",
        "description": "GPIO or PWM output pin 4; internal pullup."
      },
      {
        "number": "72",
        "name": "GPIOA4/PWM5",
        "type": "bidirectional",
        "description": "GPIO or PWM output pin 5; internal pullup."
      },
      {
        "number": "73",
        "name": "VSS",
        "type": "power_in",
        "description": "Core and digital I/O ground pin."
      },
      {
        "number": "74",
        "name": "VDD",
        "type": "power_in",
        "description": "1.8-V or 1.9-V core digital power pin; see Section 5.4 for voltage requirements."
      },
      {
        "number": "75",
        "name": "GPIOA5/PWM6",
        "type": "bidirectional",
        "description": "GPIO or PWM output pin 6; internal pullup."
      },
      {
        "number": "76",
        "name": "GPIOA6/T1PWM_T1CMP",
        "type": "bidirectional",
        "description": "GPIO or timer 1 PWM/compare output; internal pullup."
      },
      {
        "number": "77",
        "name": "GPIOA7/T2PWM_T2CMP",
        "type": "bidirectional",
        "description": "GPIO or timer 2 PWM/compare output; internal pullup."
      },
      {
        "number": "78",
        "name": "GPIOA8/CAP1_QEP1",
        "type": "bidirectional",
        "description": "GPIO or capture input 1 (QEP1); internal pullup."
      },
      {
        "number": "79",
        "name": "GPIOA9/CAP2_QEP2",
        "type": "bidirectional",
        "description": "GPIO or capture input 2 (QEP2); internal pullup."
      },
      {
        "number": "80",
        "name": "GPIOA10/CAP3_QEPI1",
        "type": "bidirectional",
        "description": "GPIO or capture input 3 (QEPI1); internal pullup."
      },
      {
        "number": "81",
        "name": "GPIOD0/T1CTRIP_PDPINTA",
        "type": "bidirectional",
        "description": "GPIO or timer 1 compare output trip (PDPINTA in 24x/240x-compatible mode); internal pullup."
      },
      {
        "number": "82",
        "name": "VDD",
        "type": "power_in",
        "description": "1.8-V or 1.9-V core digital power pin; see Section 5.4 for voltage requirements."
      },
      {
        "number": "83",
        "name": "VDDIO",
        "type": "power_in",
        "description": "3.3-V I/O digital power pin."
      },
      {
        "number": "84",
        "name": "GPIOD1/T2CTRIP/EVASOC",
        "type": "bidirectional",
        "description": "GPIO or timer 2 compare output trip, or external ADC start-of-conversion EV-A; internal pullup."
      },
      {
        "number": "85",
        "name": "GPIOA11/TDIRA",
        "type": "bidirectional",
        "description": "GPIO or timer direction input A; internal pullup."
      },
      {
        "number": "86",
        "name": "GPIOA12/TCLKINA",
        "type": "bidirectional",
        "description": "GPIO or timer clock input A; internal pullup."
      },
      {
        "number": "87",
        "name": "XCLKOUT",
        "type": "output",
        "description": "Output clock derived from SYSCLKOUT at the same, 1/2 or 1/4 frequency (SYSCLKOUT/4 at reset); not placed in high impedance during reset."
      },
      {
        "number": "88",
        "name": "VSS",
        "type": "power_in",
        "description": "Core and digital I/O ground pin."
      },
      {
        "number": "89",
        "name": "GPIOA13/C1TRIP",
        "type": "bidirectional",
        "description": "GPIO or compare 1 output trip input; internal pullup."
      },
      {
        "number": "90",
        "name": "GPIOA14/C2TRIP",
        "type": "bidirectional",
        "description": "GPIO or compare 2 output trip input; internal pullup."
      },
      {
        "number": "91",
        "name": "GPIOA15/C3TRIP",
        "type": "bidirectional",
        "description": "GPIO or compare 3 output trip input; internal pullup."
      },
      {
        "number": "92",
        "name": "TMS",
        "type": "input",
        "description": "JTAG test-mode select with internal pullup, clocked into the TAP controller on the rising edge of TCK."
      },
      {
        "number": "93",
        "name": "TDO",
        "type": "tri_state",
        "description": "JTAG scan-out test data output, shifted out on the falling edge of TCK; typical drive strength 8 mA."
      },
      {
        "number": "94",
        "name": "VDD",
        "type": "power_in",
        "description": "1.8-V or 1.9-V core digital power pin; see Section 5.4 for voltage requirements."
      },
      {
        "number": "95",
        "name": "VSS",
        "type": "power_in",
        "description": "Core and digital I/O ground pin."
      },
      {
        "number": "96",
        "name": "TDI",
        "type": "input",
        "description": "JTAG test data input with internal pullup, clocked into the selected register on the rising edge of TCK."
      },
      {
        "number": "97",
        "name": "TESTSEL",
        "type": "input",
        "description": "Test pin reserved for TI; must be connected to ground (internal pulldown)."
      },
      {
        "number": "98",
        "name": "TRST",
        "type": "input",
        "description": "JTAG test reset with internal pulldown; must not use a pullup and must be held low during normal operation."
      },
      {
        "number": "99",
        "name": "TCK",
        "type": "input",
        "description": "JTAG test clock with internal pullup."
      },
      {
        "number": "100",
        "name": "EMU0",
        "type": "bidirectional",
        "description": "Emulator pin 0 with internal pullup; an external 2.2-kΩ to 4.7-kΩ pullup is recommended, and with EMU1 low a rising edge on TRST latches boundary-scan mode."
      },
      {
        "number": "101",
        "name": "GPIOF14/XF_XPLLDIS",
        "type": "bidirectional",
        "description": "General-purpose XF output; sampled during reset, where a low level disables the PLL so HALT and STANDBY modes cannot be used; also a GPIO."
      },
      {
        "number": "102",
        "name": "VDD",
        "type": "power_in",
        "description": "1.8-V or 1.9-V core digital power pin; see Section 5.4 for voltage requirements."
      },
      {
        "number": "103",
        "name": "VSS",
        "type": "power_in",
        "description": "Core and digital I/O ground pin."
      },
      {
        "number": "104",
        "name": "VDDIO",
        "type": "power_in",
        "description": "3.3-V I/O digital power pin."
      },
      {
        "number": "105",
        "name": "EMU1",
        "type": "bidirectional",
        "description": "Emulator pin 1 with internal pullup; an external 2.2-kΩ to 4.7-kΩ pullup is recommended, and it is used with EMU0 to enter boundary-scan mode."
      },
      {
        "number": "106",
        "name": "GPIOE0/XINT1_XBIO",
        "type": "bidirectional",
        "description": "GPIO or XINT1 or XBIO input; no internal pullup."
      },
      {
        "number": "107",
        "name": "GPIOE2/XNMI_XINT13",
        "type": "bidirectional",
        "description": "GPIO or XNMI or XINT13 input; internal pullup."
      },
      {
        "number": "108",
        "name": "GPIOE1/XINT2_ADCSOC",
        "type": "bidirectional",
        "description": "GPIO or XINT2 or ADC start-of-conversion input; no internal pullup."
      },
      {
        "number": "109",
        "name": "VSS",
        "type": "power_in",
        "description": "Core and digital I/O ground pin."
      },
      {
        "number": "110",
        "name": "VDD",
        "type": "power_in",
        "description": "1.8-V or 1.9-V core digital power pin; see Section 5.4 for voltage requirements."
      },
      {
        "number": "111",
        "name": "GPIOF4/SCITXDA",
        "type": "bidirectional",
        "description": "GPIO or SCI-A asynchronous serial transmit data; internal pullup."
      },
      {
        "number": "112",
        "name": "GPIOF5/SCIRXDA",
        "type": "bidirectional",
        "description": "GPIO or SCI-A asynchronous serial receive data; internal pullup."
      },
      {
        "number": "113",
        "name": "XRS",
        "type": "bidirectional",
        "description": "Device reset input and watchdog reset output; open-drain with 100-µA typical internal pullup, driven low for 512 XCLKIN cycles during watchdog reset."
      },
      {
        "number": "114",
        "name": "VDD1",
        "type": "power_in",
        "description": "ADC digital 1.8-V (or 1.9-V) supply."
      },
      {
        "number": "115",
        "name": "VSS1",
        "type": "power_in",
        "description": "ADC digital ground."
      },
      {
        "number": "116",
        "name": "ADCBGREFIN",
        "type": "unconnected",
        "description": "Test pin reserved for TI; must be left unconnected."
      },
      {
        "number": "117",
        "name": "VSSA2",
        "type": "power_in",
        "description": "ADC analog ground."
      },
      {
        "number": "118",
        "name": "VDDA2",
        "type": "power_in",
        "description": "ADC analog 3.3-V supply."
      },
      {
        "number": "119",
        "name": "ADCINA7",
        "type": "input",
        "description": "Analog input channel A7 for Sample-and-Hold A; the ADC pins should not be driven before VDDA1, VDDA2 and VDDAIO are fully powered up."
      },
      {
        "number": "120",
        "name": "ADCINA6",
        "type": "input",
        "description": "Analog input channel A6 for Sample-and-Hold A; the ADC pins should not be driven before VDDA1, VDDA2 and VDDAIO are fully powered up."
      },
      {
        "number": "121",
        "name": "ADCINA5",
        "type": "input",
        "description": "Analog input channel A5 for Sample-and-Hold A; the ADC pins should not be driven before VDDA1, VDDA2 and VDDAIO are fully powered up."
      },
      {
        "number": "122",
        "name": "ADCINA4",
        "type": "input",
        "description": "Analog input channel A4 for Sample-and-Hold A; the ADC pins should not be driven before VDDA1, VDDA2 and VDDAIO are fully powered up."
      },
      {
        "number": "123",
        "name": "ADCINA3",
        "type": "input",
        "description": "Analog input channel A3 for Sample-and-Hold A; the ADC pins should not be driven before VDDA1, VDDA2 and VDDAIO are fully powered up."
      },
      {
        "number": "124",
        "name": "ADCINA2",
        "type": "input",
        "description": "Analog input channel A2 for Sample-and-Hold A; the ADC pins should not be driven before VDDA1, VDDA2 and VDDAIO are fully powered up."
      },
      {
        "number": "125",
        "name": "ADCINA1",
        "type": "input",
        "description": "Analog input channel A1 for Sample-and-Hold A; the ADC pins should not be driven before VDDA1, VDDA2 and VDDAIO are fully powered up."
      },
      {
        "number": "126",
        "name": "ADCINA0",
        "type": "input",
        "description": "Analog input channel A0 for Sample-and-Hold A; the ADC pins should not be driven before VDDA1, VDDA2 and VDDAIO are fully powered up."
      },
      {
        "number": "127",
        "name": "ADCLO",
        "type": "passive",
        "description": "Common low-side analog input; connect to analog ground."
      },
      {
        "number": "128",
        "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-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Package variant confirmed: TMS320F2811PBKS is a 128-pin PBK LQFP part (-40 to 125 °C) per the packag; XINTF signals (XA[0:18], XD[0:15], XZCS0AND1, XZCS2, XZCS6AND7, XWE, XRD, XR/W, XREADY, XHOLD, XHOLD; Pins with a non-KiCad-native direction in the datasheet were mapped as follows: I/O and I/O/Z to bid"
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        "at": "2026-10-11T03:29:48"
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        "pages": 173,
        "sha256": "3c891c6ecdaa247f",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
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        "seat": "z = 0",
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        "centre_offset_mm": 0,
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        "sha256": "7c58a84c7972bfb65ec57c1a8618dfc37e54897d86a32015ddb0c453a7af1827",
        "checked": "2026-10-11",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "tms320f2811pbks-etched.step",
        "role": "eda",
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        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
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        "footprint_binding": "identity",
        "sha256": "d1ef0f148bc1696191079dfb0585c7f05de64292d7c0faf0953ef0a069870af6",
        "checked": "2026-10-11",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "LQFP-128(14x14)",
      "Category": "Embedded Processors & Controllers",
      "Pins": "128"
    }
  },
  "variants": [],
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  "discovery_triggers": [
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  "discovery_pitch": "TMS320F2811PBKS (Texas Instruments) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
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    "name": "Ray",
    "email": "[email protected]"
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