TMS320F28027FPTQ

{
  "slug": "tms320f28027fptq",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Microcontrollers (MCU/MPU/SOC), LQFP-48(7x7). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "embedded processors & controllers",
    "tms320f28027fptq",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "tms320f28027fptq.kicad_sym",
    "tms320f28027fptq.kicad_mod",
    "tms320f28027fptq.glb",
    "tms320f28027fptq.step",
    "tms320f28027fptq.lbr",
    "docs/hero.png",
    "docs/tms320f28027fptq-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "component": {
    "mpn": "TMS320F28027FPTQ",
    "manufacturer": "Texas Instruments",
    "package": "LQFP-48(7x7)",
    "pin_count": 48,
    "category": "Embedded Processors & Controllers",
    "subcategory": "Microcontrollers (MCU/MPU/SOC)",
    "datasheet": "https://www.ti.com/cn/lit/gpn/tms320f28020",
    "parts": {
      "symbol": "tms320f28027fptq.kicad_sym",
      "footprint": "tms320f28027fptq.kicad_mod",
      "model_3d": "tms320f28027fptq-etched.glb",
      "model_3d_plain": "tms320f28027fptq.glb",
      "model_3d_step": "tms320f28027fptq-etched.step",
      "model_3d_step_plain": "tms320f28027fptq.step",
      "lbr": "tms320f28027fptq.lbr"
    },
    "distributor_links": {
      "lcsc": "C504368",
      "digikey": "296-36410-ND",
      "mouser": "595-TMS320F28027FPTQ"
    },
    "distributor_check": {
      "checked_at": "2026-10-01T09:20:13Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-36410-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "595-TMS320F28027FPTQ",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "GPIO29",
        "type": "bidirectional",
        "description": "GPIO29 (I/O/Z), alternate functions SCITXDA, SCLA (I2C clock, open-drain) and TZ3 trip-zone input; internal pullup can be enabled/disabled."
      },
      {
        "number": "2",
        "name": "TRST",
        "type": "input",
        "description": "JTAG test reset with internal pulldown; active-high, must be held low during normal operation, external pullup required (2.2k\u03a9 typically adequate)."
      },
      {
        "number": "3",
        "name": "XRS",
        "type": "bidirectional",
        "description": "Device reset input and watchdog reset output (open-drain with internal pullup); place a 2.2k\u03a9 to 10k\u03a9 resistor to VDDIO, and any filter capacitor to VSS must be 100nF or less."
      },
      {
        "number": "4",
        "name": "ADCINA6/AIO6",
        "type": "bidirectional",
        "description": "ADC group A channel 6 input, shared with digital AIO6 (no internal pullup)."
      },
      {
        "number": "5",
        "name": "ADCINA4/COMP2A/AIO4",
        "type": "bidirectional",
        "description": "ADC group A channel 4 input, comparator 2A input (48-pin device only) and digital AIO4."
      },
      {
        "number": "6",
        "name": "ADCINA7",
        "type": "input",
        "description": "ADC group A channel 7 input."
      },
      {
        "number": "7",
        "name": "ADCINA3",
        "type": "input",
        "description": "ADC group A channel 3 input."
      },
      {
        "number": "8",
        "name": "ADCINA1",
        "type": "input",
        "description": "ADC group A channel 1 input."
      },
      {
        "number": "9",
        "name": "ADCINA2/COMP1A/AIO2",
        "type": "bidirectional",
        "description": "ADC group A channel 2 input, comparator 1A input and digital AIO2."
      },
      {
        "number": "10",
        "name": "ADCINA0/VREFHI",
        "type": "input",
        "description": "ADC group A channel 0 input; also external ADC reference high (VREFHI), used only in external reference mode and not to exceed VDDA."
      },
      {
        "number": "11",
        "name": "VDDA",
        "type": "power_in",
        "description": "Analog supply pin (2.97V to 3.63V recommended); connect a typical 2.2\u00b5F capacitor near this pin."
      },
      {
        "number": "12",
        "name": "VSSA/VREFLO",
        "type": "power_in",
        "description": "Analog ground; also ADC external reference low (VREFLO), always tied to ground."
      },
      {
        "number": "13",
        "name": "ADCINB1",
        "type": "input",
        "description": "ADC group B channel 1 input."
      },
      {
        "number": "14",
        "name": "ADCINB2/COMP1B/AIO10",
        "type": "bidirectional",
        "description": "ADC group B channel 2 input, comparator 1B input and digital AIO10."
      },
      {
        "number": "15",
        "name": "ADCINB3",
        "type": "input",
        "description": "ADC group B channel 3 input."
      },
      {
        "number": "16",
        "name": "ADCINB4/COMP2B/AIO12",
        "type": "bidirectional",
        "description": "ADC group B channel 4 input, comparator 2B input (48-pin device only) and digital AIO12."
      },
      {
        "number": "17",
        "name": "ADCINB6/AIO14",
        "type": "bidirectional",
        "description": "ADC group B channel 6 input shared with digital AIO14."
      },
      {
        "number": "18",
        "name": "ADCINB7",
        "type": "input",
        "description": "ADC group B channel 7 input."
      },
      {
        "number": "19",
        "name": "GPIO34/COMP2OUT",
        "type": "bidirectional",
        "description": "GPIO34 (I/O/Z) with comparator 2 direct output; also boot-mode select input, may glitch during power-up with on-chip VREG."
      },
      {
        "number": "20",
        "name": "GPIO35/TDI",
        "type": "bidirectional",
        "description": "GPIO35 (I/O/Z) or JTAG TDI input with internal pullup, sampled on rising edge of TCK."
      },
      {
        "number": "21",
        "name": "GPIO36/TMS",
        "type": "bidirectional",
        "description": "GPIO36 (I/O/Z) or JTAG TMS input with internal pullup, clocked into the TAP controller on rising edge of TCK."
      },
      {
        "number": "22",
        "name": "GPIO37/TDO",
        "type": "bidirectional",
        "description": "GPIO37 (I/O/Z) or JTAG TDO output (8mA drive), shifted out on falling edge of TCK; also used for boot-mode selection."
      },
      {
        "number": "23",
        "name": "GPIO38/XCLKIN/TCK",
        "type": "bidirectional",
        "description": "GPIO38 (I/O/Z), JTAG TCK input with internal pullup, or external oscillator input XCLKIN (default XCLKIN source)."
      },
      {
        "number": "24",
        "name": "GPIO18/SPICLKA/SCITXDA/XCLKOUT",
        "type": "bidirectional",
        "description": "GPIO18 (I/O/Z) with SPI-A clock, SCI-A transmit or XCLKOUT output derived from SYSCLKOUT (SYSCLKOUT/4 at reset)."
      },
      {
        "number": "25",
        "name": "GPIO19/XCLKIN/SPISTEA/SCIRXDA/ECAP1",
        "type": "bidirectional",
        "description": "GPIO19 (I/O/Z) with XCLKIN external oscillator input, SPI-A transmit enable, SCI-A receive and eCAP1."
      },
      {
        "number": "26",
        "name": "GPIO17/SPISOMIA/TZ3",
        "type": "bidirectional",
        "description": "GPIO17 (I/O/Z) with SPI-A slave out/master in and TZ3 trip-zone input."
      },
      {
        "number": "27",
        "name": "GPIO16/SPISIMOA/TZ2",
        "type": "bidirectional",
        "description": "GPIO16 (I/O/Z) with SPI-A slave in/master out and TZ2 trip-zone input."
      },
      {
        "number": "28",
        "name": "GPIO1/EPWM1B/COMP1OUT",
        "type": "bidirectional",
        "description": "GPIO1 (I/O/Z) with ePWM1 output B and comparator 1 direct output."
      },
      {
        "number": "29",
        "name": "GPIO0/EPWM1A",
        "type": "bidirectional",
        "description": "GPIO0 (I/O/Z) with ePWM1 output A and HRPWM channel."
      },
      {
        "number": "30",
        "name": "TEST",
        "type": "unconnected",
        "description": "Test pin reserved for TI; must be left unconnected."
      },
      {
        "number": "31",
        "name": "GPIO32/SDAA/EPWMSYNCI/ADCSOCAO",
        "type": "bidirectional",
        "description": "GPIO32 (I/O/Z) with I2C data (open-drain), ePWM external sync input and ADC start-of-conversion A output."
      },
      {
        "number": "32",
        "name": "VDD",
        "type": "power_in",
        "description": "CPU and logic digital supply; with internal VREG place a 1.2\u00b5F capacitor between each VDD pin and ground (1.71V to 1.995V when externally supplied)."
      },
      {
        "number": "33",
        "name": "VSS",
        "type": "power_in",
        "description": "Digital ground."
      },
      {
        "number": "34",
        "name": "VREGENZ",
        "type": "input",
        "description": "Internal VREG enable with internal pulldown; tie to VSS to enable the internal 1.8V VREG, or to VDDIO to disable it and use an external 1.8V supply."
      },
      {
        "number": "35",
        "name": "VDDIO",
        "type": "power_in",
        "description": "Digital I/O buffer and flash supply (2.97V to 3.63V recommended); place a decoupling capacitor on this pin."
      },
      {
        "number": "36",
        "name": "GPIO33/SCLA/EPWMSYNCO/ADCSOCBO",
        "type": "bidirectional",
        "description": "GPIO33 (I/O/Z) with I2C clock (open-drain), ePWM external sync output and ADC start-of-conversion B output."
      },
      {
        "number": "37",
        "name": "GPIO2/EPWM2A",
        "type": "bidirectional",
        "description": "GPIO2 (I/O/Z) with ePWM2 output A and HRPWM channel."
      },
      {
        "number": "38",
        "name": "GPIO3/EPWM2B/COMP2OUT",
        "type": "bidirectional",
        "description": "GPIO3 (I/O/Z) with ePWM2 output B and comparator 2 direct output (48-pin device only)."
      },
      {
        "number": "39",
        "name": "GPIO4/EPWM3A",
        "type": "bidirectional",
        "description": "GPIO4 (I/O/Z) with ePWM3 output A and HRPWM channel."
      },
      {
        "number": "40",
        "name": "GPIO5/EPWM3B/ECAP1",
        "type": "bidirectional",
        "description": "GPIO5 (I/O/Z) with ePWM3 output B and eCAP1 input/output."
      },
      {
        "number": "41",
        "name": "GPIO6/EPWM4A/EPWMSYNCI/EPWMSYNCO",
        "type": "bidirectional",
        "description": "GPIO6 (I/O/Z) with ePWM4 output A, external ePWM sync input and sync output."
      },
      {
        "number": "42",
        "name": "GPIO7/EPWM4B/SCIRXDA",
        "type": "bidirectional",
        "description": "GPIO7 (I/O/Z) with ePWM4 output B and SCI-A receive data."
      },
      {
        "number": "43",
        "name": "VDD",
        "type": "power_in",
        "description": "CPU and logic digital supply; with internal VREG place a 1.2\u00b5F capacitor between each VDD pin and ground."
      },
      {
        "number": "44",
        "name": "VSS",
        "type": "power_in",
        "description": "Digital ground."
      },
      {
        "number": "45",
        "name": "X1",
        "type": "input",
        "description": "1.8V on-chip crystal oscillator input; connect crystal/resonator between X1 and X2, never apply 3.3V levels, connect to GND if unused."
      },
      {
        "number": "46",
        "name": "X2",
        "type": "output",
        "description": "On-chip crystal oscillator output; crystal/resonator connects between X1 and X2, leave unconnected if unused."
      },
      {
        "number": "47",
        "name": "GPIO12/TZ1/SCITXDA",
        "type": "bidirectional",
        "description": "GPIO12 (I/O/Z) with TZ1 trip-zone input and SCI-A transmit data."
      },
      {
        "number": "48",
        "name": "GPIO28/SCIRXDA/SDAA/TZ2",
        "type": "bidirectional",
        "description": "GPIO28 (I/O/Z) with SCI receive data, I2C data (open-drain) and TZ2 trip-zone input."
      }
    ],
    "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": [],
        "pages_sent": 85,
        "cost_usd": 0.7645,
        "at": "2026-10-01T09:19:51"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/tms320f28020",
        "pages": 147,
        "sha256": "b90c388f4142c4b5",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 48,
        "described": 48,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    }
  }
}