TMS320F28027FPTT

{
  "slug": "tms320f28027fptt",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Microcontrollers (MCU/MPU/SOC), LQFP-48(7x7). Pinout reviewed by a person against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "embedded processors & controllers",
    "tms320f28027fptt",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "tms320f28027fptt.kicad_sym",
    "tms320f28027fptt.kicad_mod",
    "tms320f28027fptt.glb",
    "tms320f28027fptt.step",
    "tms320f28027fptt.lbr",
    "docs/hero.png",
    "docs/tms320f28027fptt-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "component": {
    "mpn": "TMS320F28027FPTT",
    "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/tms320f28027f",
    "parts": {
      "symbol": "tms320f28027fptt.kicad_sym",
      "footprint": "tms320f28027fptt.kicad_mod",
      "model_3d": "tms320f28027fptt-etched.glb",
      "model_3d_plain": "tms320f28027fptt.glb",
      "model_3d_step": "tms320f28027fptt-etched.step",
      "model_3d_step_plain": "tms320f28027fptt.step",
      "lbr": "tms320f28027fptt.lbr"
    },
    "distributor_links": {
      "lcsc": "C88030",
      "digikey": "296-36409-ND",
      "mouser": "595-TMS320F28027FPTT"
    },
    "distributor_check": {
      "checked_at": "2026-09-29T16:25:21Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-36409-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "595-TMS320F28027FPTT",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "GPIO29/SCITXDA/SCLA/TZ3",
        "type": "bidirectional",
        "description": "General-purpose I/O 29 (GPIO function is default at reset, I/O/Z); alternate functions are SCI-A transmit data (SCITXDA), I2C-A clock (SCLA), and Trip-Zone 3 input (TZ3)."
      },
      {
        "number": "2",
        "name": "TRST",
        "type": "input",
        "description": "JTAG test reset input with an internal pull-down; must be held low during normal device operation and requires an external pull-up resistor (typically 2.2k\u03a9) sized for the debug pod driver strength."
      },
      {
        "number": "3",
        "name": "XRS",
        "type": "bidirectional",
        "description": "Open-drain device reset (input) and watchdog reset (output) with internal pull-up; driven low by POR/BOR or for 512 OSCCLK cycles during a watchdog reset, requiring an external 2.2k\u03a9-10k\u03a9 pull-up to VDDIO."
      },
      {
        "number": "4",
        "name": "ADCINA6/AIO6",
        "type": "input",
        "description": "ADC group A channel 6 analog input, alternately usable as digital I/O AIO6."
      },
      {
        "number": "5",
        "name": "ADCINA4/COMP2A/AIO4",
        "type": "input",
        "description": "ADC group A channel 4 analog input, alternately comparator 2 input A (COMP2A, available only on the 48-pin package) or digital I/O AIO4."
      },
      {
        "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": "input",
        "description": "ADC group A channel 2 analog input, alternately comparator 1 input A (COMP1A) or digital I/O AIO2."
      },
      {
        "number": "10",
        "name": "ADCINA0/VREFHI",
        "type": "input",
        "description": "ADC group A channel 0 analog input; also the external high ADC reference (VREFHI), used only in external-reference mode and which must not exceed VDDA."
      },
      {
        "number": "11",
        "name": "VDDA",
        "type": "power_in",
        "description": "Analog power-supply pin; a 2.2\u00b5F decoupling capacitor (typical) should be placed near this pin."
      },
      {
        "number": "12",
        "name": "VSSA/VREFLO",
        "type": "power_in",
        "description": "Analog ground pin; also the low ADC external reference (VREFLO), which is always tied to ground."
      },
      {
        "number": "13",
        "name": "ADCINB1",
        "type": "input",
        "description": "ADC group B, channel 1 analog input."
      },
      {
        "number": "14",
        "name": "ADCINB2/COMP1B/AIO10",
        "type": "input",
        "description": "ADC group B channel 2 analog input, alternately comparator 1 input B (COMP1B) or digital I/O AIO10."
      },
      {
        "number": "15",
        "name": "ADCINB3",
        "type": "input",
        "description": "ADC group B, channel 3 analog input."
      },
      {
        "number": "16",
        "name": "ADCINB4/COMP2B/AIO12",
        "type": "input",
        "description": "ADC group B channel 4 analog input, alternately comparator 2 input B (COMP2B, available only on the 48-pin package) or digital I/O AIO12."
      },
      {
        "number": "17",
        "name": "ADCINB6/AIO14",
        "type": "input",
        "description": "ADC group B channel 6 analog input, alternately usable as digital I/O AIO14."
      },
      {
        "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 (GPIO default at reset); alternate function is the direct output of comparator 2 (COMP2OUT, available only on the 48-pin package)."
      },
      {
        "number": "20",
        "name": "GPIO35 (TDI)",
        "type": "input",
        "description": "JTAG test data input (TDI) with internal pull-up, shifted into the selected instruction/data register on the rising edge of TCK; also usable as GPIO35."
      },
      {
        "number": "21",
        "name": "GPIO36 (TMS)",
        "type": "input",
        "description": "JTAG test mode select (TMS) serial control input with internal pull-up, latched into the TAP controller on the rising edge of TCK; also usable as GPIO36."
      },
      {
        "number": "22",
        "name": "GPIO37 (TDO)",
        "type": "output",
        "description": "JTAG scan test data output (TDO, 8mA drive), shifted out of the selected register on the falling edge of TCK; also usable as GPIO37."
      },
      {
        "number": "23",
        "name": "GPIO38/XCLKIN (TCK)",
        "type": "input",
        "description": "JTAG test clock (TCK, default function) with internal pull-up; also usable as GPIO38 or as the external oscillator clock input (XCLKIN)."
      },
      {
        "number": "24",
        "name": "GPIO18/SPICLKA/SCITXDA/XCLKOUT",
        "type": "bidirectional",
        "description": "General-purpose I/O 18 (GPIO default at reset); alternate functions are SPI-A clock (SPICLKA), SCI-A transmit data (SCITXDA), or the buffered output clock XCLKOUT derived from SYSCLKOUT."
      },
      {
        "number": "25",
        "name": "GPIO19/XCLKIN/SPISTEA/SCIRXDA/ECAP1",
        "type": "bidirectional",
        "description": "General-purpose I/O 19 (GPIO default at reset); alternate functions are the external oscillator clock input (XCLKIN), SPI-A slave transmit enable (SPISTEA), SCI-A receive data (SCIRXDA), or enhanced capture input 1 (ECAP1)."
      },
      {
        "number": "26",
        "name": "GPIO17/SPISOMIA/TZ3",
        "type": "bidirectional",
        "description": "General-purpose I/O 17 (GPIO default at reset); alternate functions are SPI-A slave-out/master-in data (SPISOMIA) or Trip-Zone 3 input (TZ3)."
      },
      {
        "number": "27",
        "name": "GPIO16/SPISIMOA/TZ2",
        "type": "bidirectional",
        "description": "General-purpose I/O 16 (GPIO default at reset); alternate functions are SPI-A slave-in/master-out data (SPISIMOA) or Trip-Zone 2 input (TZ2)."
      },
      {
        "number": "28",
        "name": "GPIO1/EPWM1B/COMP1OUT",
        "type": "bidirectional",
        "description": "General-purpose I/O 1 (I/O/Z, GPIO default at reset); alternate functions are enhanced PWM1 output B (EPWM1B) or the direct output of comparator 1 (COMP1OUT)."
      },
      {
        "number": "29",
        "name": "GPIO0/EPWM1A",
        "type": "bidirectional",
        "description": "General-purpose I/O 0 (I/O/Z, GPIO default at reset); alternate function is enhanced PWM1 output A and HRPWM channel (EPWM1A)."
      },
      {
        "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": "General-purpose I/O 32 (GPIO default at reset); alternate functions are I2C-A data (SDAA), ePWM sync input (EPWMSYNCI), or ADC start-of-conversion A output (ADCSOCAO)."
      },
      {
        "number": "32",
        "name": "VDD",
        "type": "power_in",
        "description": "CPU and digital logic power-supply pin; when the internal VREG is used, place a 1.2\u00b5F capacitor between each VDD pin and ground (a larger value may also be used)."
      },
      {
        "number": "33",
        "name": "VSS",
        "type": "power_in",
        "description": "Digital ground pin."
      },
      {
        "number": "34",
        "name": "VREGENZ",
        "type": "input",
        "description": "Internal voltage regulator (VREG) enable, with internal pull-down; tie directly to VSS (low) to enable the internal 1.8V VREG, or tie directly to VDDIO (high) to disable VREG and use an external 1.8V supply."
      },
      {
        "number": "35",
        "name": "VDDIO",
        "type": "power_in",
        "description": "Digital I/O buffer and flash power-supply pin, used as a single supply when VREG is enabled; a decoupling capacitor sized per the system voltage-regulation solution should be placed on this pin."
      },
      {
        "number": "36",
        "name": "GPIO33/SCLA/EPWMSYNCO/ADCSOCBO",
        "type": "bidirectional",
        "description": "General-purpose I/O 33 (GPIO default at reset); alternate functions are I2C-A clock (SCLA), ePWM sync output (EPWMSYNCO), or ADC start-of-conversion B output (ADCSOCBO)."
      },
      {
        "number": "37",
        "name": "GPIO2/EPWM2A",
        "type": "bidirectional",
        "description": "General-purpose I/O 2 (GPIO default at reset); alternate function is enhanced PWM2 output A and HRPWM channel (EPWM2A)."
      },
      {
        "number": "38",
        "name": "GPIO3/EPWM2B/COMP2OUT",
        "type": "bidirectional",
        "description": "General-purpose I/O 3 (GPIO default at reset); alternate functions are enhanced PWM2 output B (EPWM2B) or the direct output of comparator 2 (COMP2OUT, available only on the 48-pin package)."
      },
      {
        "number": "39",
        "name": "GPIO4/EPWM3A",
        "type": "bidirectional",
        "description": "General-purpose I/O 4 (GPIO default at reset); alternate function is enhanced PWM3 output A and HRPWM channel (EPWM3A)."
      },
      {
        "number": "40",
        "name": "GPIO5/EPWM3B/ECAP1",
        "type": "bidirectional",
        "description": "General-purpose I/O 5 (GPIO default at reset); alternate functions are enhanced PWM3 output B (EPWM3B) or enhanced capture input 1 (ECAP1)."
      },
      {
        "number": "41",
        "name": "GPIO6/EPWM4A/EPWMSYNCI/EPWMSYNCO",
        "type": "bidirectional",
        "description": "General-purpose I/O 6 (GPIO default at reset); alternate functions are enhanced PWM4 output A (EPWM4A), ePWM sync input (EPWMSYNCI), or ePWM sync output (EPWMSYNCO)."
      },
      {
        "number": "42",
        "name": "GPIO7/EPWM4B/SCIRXDA",
        "type": "bidirectional",
        "description": "General-purpose I/O 7 (GPIO default at reset); alternate functions are enhanced PWM4 output B (EPWM4B) or SCI-A receive data (SCIRXDA)."
      },
      {
        "number": "43",
        "name": "VDD",
        "type": "power_in",
        "description": "CPU and digital logic power-supply pin; when the internal VREG is used, place a 1.2\u00b5F capacitor between each VDD pin and ground (a larger value may also be used)."
      },
      {
        "number": "44",
        "name": "VSS",
        "type": "power_in",
        "description": "Digital ground pin."
      },
      {
        "number": "45",
        "name": "X1",
        "type": "input",
        "description": "1.8V on-chip crystal-oscillator input; a quartz crystal or ceramic resonator must be connected between X1 and X2 to use this oscillator, otherwise tie to GND and disable the XCLKIN path via the CLKCTL register."
      },
      {
        "number": "46",
        "name": "X2",
        "type": "output",
        "description": "On-chip crystal-oscillator output; a quartz crystal or ceramic resonator must be connected between X1 and X2, and this pin must be left unconnected if unused."
      },
      {
        "number": "47",
        "name": "GPIO12/TZ1/SCITXDA",
        "type": "bidirectional",
        "description": "General-purpose I/O 12 (GPIO default at reset); alternate functions are Trip-Zone 1 input (TZ1) or SCI-A transmit data (SCITXDA)."
      },
      {
        "number": "48",
        "name": "GPIO28/SCIRXDA/SDAA/TZ2",
        "type": "bidirectional",
        "description": "General-purpose I/O 28 (GPIO default at reset); alternate functions are SCI-A receive data (SCIRXDA), I2C-A data (SDAA), or Trip-Zone 2 input (TZ2)."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/tms320f28027f",
        "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"
    }
  }
}