TMS320F28023PTQ

{
  "schema_version": 1,
  "type": "component",
  "slug": "tms320f28023ptq",
  "title": "TMS320F28023PTQ",
  "brief": "Texas Instruments Microcontrollers (MCU/MPU/SOC), LQFP-48(7x7). 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",
    "tms320f28023ptq",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "TMS320F28023PTQ",
    "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": "tms320f28023ptq.kicad_sym",
      "footprint": "tms320f28023ptq.kicad_mod",
      "model_3d": "tms320f28023ptq-hero.glb",
      "model_3d_plain": "tms320f28023ptq.glb",
      "model_3d_step": "tms320f28023ptq-etched.step",
      "model_3d_step_plain": "tms320f28023ptq.step",
      "lbr": "tms320f28023ptq.lbr"
    },
    "distributor_links": {
      "lcsc": "C504363",
      "digikey": "TMS320F28023PTQ-ND",
      "mouser": "595-TMS320F28023PTQ"
    },
    "distributor_check": {
      "checked_at": "2026-10-08T21:35:54Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "TMS320F28023PTQ-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "595-TMS320F28023PTQ",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "GPIO29/SCITXDA/SCLA/TZ3",
        "type": "bidirectional",
        "description": "General-purpose I/O 29 with alternate functions SCI-A transmit, I2C-A clock (open-drain) and trip-zone input 3; inputs are not 5 V tolerant and the internal pull-up is enabled after reset."
      },
      {
        "number": "2",
        "name": "TRST",
        "type": "input",
        "description": "JTAG test reset with internal pull-down that must be held low during normal operation and needs an external pull-up (about 2.2 kΩ typical, depending on debugger pod drive strength)."
      },
      {
        "number": "3",
        "name": "XRS",
        "type": "bidirectional",
        "description": "Open-drain device reset input and watchdog reset output with internal pull-up, driven low during power-up/brown-out and for 512 OSCCLK cycles on a watchdog reset; a 2.2 kΩ to 10 kΩ resistor to VDDIO is required."
      },
      {
        "number": "4",
        "name": "ADCINA6/AIO6",
        "type": "bidirectional",
        "description": "ADC group A channel 6 analog input, or digital AIO6 I/O when AIO function is selected; AIO pins have no internal pull-up."
      },
      {
        "number": "5",
        "name": "ADCINA4/COMP2A/AIO4",
        "type": "bidirectional",
        "description": "ADC group A channel 4 analog input, comparator 2A input (48-pin package only), or digital AIO4 I/O."
      },
      {
        "number": "6",
        "name": "ADCINA7",
        "type": "input",
        "description": "ADC group A channel 7 analog input."
      },
      {
        "number": "7",
        "name": "ADCINA3",
        "type": "input",
        "description": "ADC group A channel 3 analog input."
      },
      {
        "number": "8",
        "name": "ADCINA1",
        "type": "input",
        "description": "ADC group A channel 1 analog input."
      },
      {
        "number": "9",
        "name": "ADCINA2/COMP1A/AIO2",
        "type": "bidirectional",
        "description": "ADC group A channel 2 analog input, comparator 1A input, or digital AIO2 I/O."
      },
      {
        "number": "10",
        "name": "ADCINA0/VREFHI",
        "type": "input",
        "description": "ADC group A channel 0 analog input; VREFHI is the external ADC reference high used only in external reference mode and must not exceed VDDA."
      },
      {
        "number": "11",
        "name": "VDDA",
        "type": "power_in",
        "description": "Analog supply, 2.97 V to 3.63 V (3.3 V nominal); place a 2.2 µF capacitor (typical) near this pin."
      },
      {
        "number": "12",
        "name": "VSSA/VREFLO",
        "type": "power_in",
        "description": "Analog ground, also the ADC external reference low (VREFLO), which is always grounded."
      },
      {
        "number": "13",
        "name": "ADCINB1",
        "type": "input",
        "description": "ADC group B channel 1 analog input."
      },
      {
        "number": "14",
        "name": "ADCINB2/COMP1B/AIO10",
        "type": "bidirectional",
        "description": "ADC group B channel 2 analog input, comparator 1B input, or digital AIO10 I/O."
      },
      {
        "number": "15",
        "name": "ADCINB3",
        "type": "input",
        "description": "ADC group B channel 3 analog input."
      },
      {
        "number": "16",
        "name": "ADCINB4/COMP2B/AIO12",
        "type": "bidirectional",
        "description": "ADC group B channel 4 analog input, comparator 2B input (48-pin package only), or digital AIO12 I/O."
      },
      {
        "number": "17",
        "name": "ADCINB6/AIO14",
        "type": "bidirectional",
        "description": "ADC group B channel 6 analog input or digital AIO14 I/O; AIO pins have no internal pull-up."
      },
      {
        "number": "18",
        "name": "ADCINB7",
        "type": "input",
        "description": "ADC group B channel 7 analog input."
      },
      {
        "number": "19",
        "name": "GPIO34/COMP2OUT",
        "type": "bidirectional",
        "description": "General-purpose I/O 34 or comparator 2 direct output (COMP2OUT, 48-pin only); may glitch during power-up when the internal VREG is used."
      },
      {
        "number": "20",
        "name": "GPIO35/TDI",
        "type": "bidirectional",
        "description": "General-purpose I/O 35 or JTAG test data input (TDI) with internal pull-up, sampled on the rising edge of TCK; may glitch during power-up when the internal VREG is used."
      },
      {
        "number": "21",
        "name": "GPIO36/TMS",
        "type": "bidirectional",
        "description": "General-purpose I/O 36 or JTAG test mode select (TMS) with internal pull-up, sampled on the rising edge of TCK; may glitch during power-up when the internal VREG is used."
      },
      {
        "number": "22",
        "name": "GPIO37/TDO",
        "type": "tri_state",
        "description": "General-purpose I/O 37 or JTAG test data output (TDO), 8 mA drive, shifted out on the falling edge of TCK; may glitch during power-up when the internal VREG is used."
      },
      {
        "number": "23",
        "name": "GPIO38/TCK/XCLKIN",
        "type": "bidirectional",
        "description": "General-purpose I/O 38, JTAG test clock (TCK) with internal pull-up, or external oscillator input XCLKIN (default clock-source selection)."
      },
      {
        "number": "24",
        "name": "GPIO18/SPICLKA/SCITXDA/XCLKOUT",
        "type": "bidirectional",
        "description": "General-purpose I/O 18, SPI-A clock, SCI-A transmit, or XCLKOUT (SYSCLKOUT-derived, reset to SYSCLKOUT/4); a group 2 pin limited to 4 mA source/sink (8 mA group 2 option per the datasheet table)."
      },
      {
        "number": "25",
        "name": "GPIO19/XCLKIN/SPISTEA/SCIRXDA/ECAP1",
        "type": "bidirectional",
        "description": "General-purpose I/O 19, external oscillator input XCLKIN, SPI-A slave transmit enable, SCI-A receive or eCAP1 I/O; may glitch during power-up when the internal VREG is used."
      },
      {
        "number": "26",
        "name": "GPIO17/SPISOMIA/TZ3",
        "type": "bidirectional",
        "description": "General-purpose I/O 17, SPI-A slave output (master input), or trip-zone input 3."
      },
      {
        "number": "27",
        "name": "GPIO16/SPISIMOA/TZ2",
        "type": "bidirectional",
        "description": "General-purpose I/O 16, SPI-A slave input (master output), or trip-zone input 2."
      },
      {
        "number": "28",
        "name": "GPIO1/EPWM1B/COMP1OUT",
        "type": "bidirectional",
        "description": "General-purpose I/O 1, ePWM1B output, or comparator 1 direct output (COMP1OUT)."
      },
      {
        "number": "29",
        "name": "GPIO0/EPWM1A",
        "type": "bidirectional",
        "description": "General-purpose I/O 0 or ePWM1A output (with HRPWM channel); PWM pins have no pull-up enabled at reset."
      },
      {
        "number": "30",
        "name": "TEST",
        "type": "bidirectional",
        "description": "Reserved for TI test; must be left unconnected."
      },
      {
        "number": "31",
        "name": "GPIO32/SDAA/EPWMSYNCI/ADCSOCAO",
        "type": "bidirectional",
        "description": "General-purpose I/O 32, I2C-A data (open-drain), ePWM external sync input, or ADC start-of-conversion A output."
      },
      {
        "number": "32",
        "name": "VDD",
        "type": "power_in",
        "description": "CPU and logic digital supply; when the internal VREG is used a 1.2 µF (minimum) capacitor is required on each VDD pin, and when VREG is disabled it must be supplied at 1.71 V to 1.995 V (1.8 V nominal)."
      },
      {
        "number": "33",
        "name": "VSS",
        "type": "power_in",
        "description": "Digital ground."
      },
      {
        "number": "34",
        "name": "VREGENZ",
        "type": "input",
        "description": "Internal regulator enable with internal pull-down: tie to VSS to enable the internal 1.8 V VREG, or to VDDIO to disable it and use an external 1.8 V supply."
      },
      {
        "number": "35",
        "name": "VDDIO",
        "type": "power_in",
        "description": "Digital I/O buffer and flash supply, 2.97 V to 3.63 V (3.3 V nominal); a decoupling capacitor is required on this pin."
      },
      {
        "number": "36",
        "name": "GPIO33/SCLA/EPWMSYNCO/ADCSOCBO",
        "type": "bidirectional",
        "description": "General-purpose I/O 33, I2C-A clock (open-drain), ePWM external sync output, or ADC start-of-conversion B output."
      },
      {
        "number": "37",
        "name": "GPIO2/EPWM2A",
        "type": "bidirectional",
        "description": "General-purpose I/O 2 or ePWM2A output (with HRPWM channel)."
      },
      {
        "number": "38",
        "name": "GPIO3/EPWM2B/COMP2OUT",
        "type": "bidirectional",
        "description": "General-purpose I/O 3, ePWM2B output, or comparator 2 direct output (COMP2OUT, 48-pin only)."
      },
      {
        "number": "39",
        "name": "GPIO4/EPWM3A",
        "type": "bidirectional",
        "description": "General-purpose I/O 4 or ePWM3A output (with HRPWM channel)."
      },
      {
        "number": "40",
        "name": "GPIO5/EPWM3B/ECAP1",
        "type": "bidirectional",
        "description": "General-purpose I/O 5, ePWM3B output, or eCAP1 input/output."
      },
      {
        "number": "41",
        "name": "GPIO6/EPWM4A/EPWMSYNCI/EPWMSYNCO",
        "type": "bidirectional",
        "description": "General-purpose I/O 6, ePWM4A output (with HRPWM channel), or external ePWM sync input/output."
      },
      {
        "number": "42",
        "name": "GPIO7/EPWM4B/SCIRXDA",
        "type": "bidirectional",
        "description": "General-purpose I/O 7, ePWM4B output, or SCI-A receive data."
      },
      {
        "number": "43",
        "name": "VDD",
        "type": "power_in",
        "description": "CPU and logic digital supply; same requirements as pin 32 (1.2 µF per VDD pin with internal VREG, 1.71 V to 1.995 V if VREG is disabled)."
      },
      {
        "number": "44",
        "name": "VSS",
        "type": "power_in",
        "description": "Digital ground."
      },
      {
        "number": "45",
        "name": "X1",
        "type": "input",
        "description": "1.8 V on-chip crystal oscillator input that must never receive 3.3 V signals; connect to GND if unused, and it is used together with X2 and a crystal or resonator."
      },
      {
        "number": "46",
        "name": "X2",
        "type": "output",
        "description": "On-chip crystal oscillator output that must be connected to X2's crystal/resonator with X1; leave unconnected if unused."
      },
      {
        "number": "47",
        "name": "GPIO12/TZ1/SCITXDA",
        "type": "bidirectional",
        "description": "General-purpose I/O 12, trip-zone input 1, or SCI-A transmit data."
      },
      {
        "number": "48",
        "name": "GPIO28/SCIRXDA/SDAA/TZ2",
        "type": "bidirectional",
        "description": "General-purpose I/O 28, SCI receive data, I2C-A data (open-drain), or trip-zone input 2; a group 2 pin with reduced drive strength."
      }
    ],
    "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: Pin-number conflict for VREGENZ, VDDIO and GPIO33 (PT pins 34-36). The signal-description table (p.1; Pin 47 and 24 descriptions: the figure label for GPIO12 is garbled in the source text; the function ; Source is the Chinese translation (ZHCSA13P) of the TI datasheet; the English original (SPRS523) was",
          "1/48 pins cited to the wrong page (name found elsewhere): ['18:ADCINB7@p14']"
        ],
        "pages_sent": 85,
        "cost_usd": 0.616,
        "at": "2026-10-08T21:35:16"
      },
      "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"
    },
    "models_3d": [
      {
        "file": "tms320f28023ptq.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          9,
          9,
          1.5
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "9dea352d93177c2904afd7d7b68ea8855ce1ab691f69f8b3e13655600514b6bf",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "tms320f28023ptq-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          9,
          9,
          1.5
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "a62724e288aee933395359a15257804d4dd609489e08735a8e1b90b643a00cd2",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "LQFP-48(7x7)",
      "Category": "Embedded Processors & Controllers",
      "Pins": "48"
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "tms320f28023ptq"
  ],
  "discovery_pitch": "TMS320F28023PTQ (Texas Instruments) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "tms320f28023ptq.kicad_sym",
    "tms320f28023ptq.kicad_mod",
    "tms320f28023ptq.glb",
    "tms320f28023ptq.step",
    "tms320f28023ptq.lbr",
    "docs/hero.png",
    "docs/tms320f28023ptq-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "tms320f28023ptq-hero.glb",
    "tms320f28023ptq-hero.overlay.json"
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  "visibility": {
    "public": true
  }
}