MSP430FR2155TRHAR

{
  "slug": "msp430fr2155trhar",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Microcontrollers (MCU/MPU/SOC), QFN-40-EP(6x6). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "embedded processors & controllers",
    "msp430fr2155trhar",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "msp430fr2155trhar.kicad_sym",
    "msp430fr2155trhar.kicad_mod",
    "msp430fr2155trhar.glb",
    "msp430fr2155trhar.step",
    "msp430fr2155trhar.lbr",
    "docs/hero.png",
    "docs/msp430fr2155trhar-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "msp430fr2155trhar-hero.glb",
    "msp430fr2155trhar-hero.overlay.json"
  ],
  "component": {
    "mpn": "MSP430FR2155TRHAR",
    "manufacturer": "Texas Instruments",
    "package": "QFN-40-EP(6x6)",
    "pin_count": 41,
    "category": "Embedded Processors & Controllers",
    "subcategory": "Microcontrollers (MCU/MPU/SOC)",
    "datasheet": "https://www.ti.com/cn/lit/gpn/msp430fr2355",
    "parts": {
      "symbol": "msp430fr2155trhar.kicad_sym",
      "footprint": "msp430fr2155trhar.kicad_mod",
      "model_3d": "msp430fr2155trhar-hero.glb",
      "model_3d_plain": "msp430fr2155trhar.glb",
      "model_3d_step": "msp430fr2155trhar-etched.step",
      "model_3d_step_plain": "msp430fr2155trhar.step",
      "lbr": "msp430fr2155trhar.lbr"
    },
    "distributor_links": {
      "lcsc": "C2053326",
      "digikey": "296-51443-2-ND",
      "mouser": "595-430FR2155TRHAR"
    },
    "distributor_check": {
      "checked_at": "2026-10-08T02:05:40Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-51443-2-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "595-430FR2155TRHAR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "P1.1/UCB0CLK/ACLK/COMP0.1/A1",
        "type": "bidirectional",
        "description": "General-purpose I/O P1.1 with LVCMOS buffer powered from DVCC and reset state OFF; alternate functions are eUSCI_B0 clock, ACLK output, eCOMP0 input COMP0.1 and ADC analog input A1."
      },
      {
        "number": "2",
        "name": "P1.0/UCB0STE/SMCLK/COMP0.0/A0/Veref+",
        "type": "bidirectional",
        "description": "General-purpose I/O P1.0 with LVCMOS buffer powered from DVCC and reset state OFF; alternate functions are eUSCI_B0 STE, SMCLK output, eCOMP0 input COMP0.0, ADC analog input A0 and ADC positive reference Veref+."
      },
      {
        "number": "3",
        "name": "TEST/SBWTCK",
        "type": "input",
        "description": "TEST pin selects test/JTAG-related operation and carries the Spy-Bi-Wire clock SBWTCK; it always has an internal pulldown enabled, so it may be left open."
      },
      {
        "number": "4",
        "name": "RST/NMI/SBWTDIO",
        "type": "bidirectional",
        "description": "Device reset pin (RST, reset default function) that can alternatively be configured as non-maskable interrupt NMI or Spy-Bi-Wire data I/O SBWTDIO; if unused, use a 47-kΩ pullup or the internal pullup with a 10-nF (or 1.1-nF) pulldown."
      },
      {
        "number": "5",
        "name": "DVCC",
        "type": "power_in",
        "description": "Primary power supply pin for the digital and analog modules, specified from 1.8 V to 3.6 V, with 4.7 µF to 10 µF recommended capacitance at DVCC."
      },
      {
        "number": "6",
        "name": "DVSS",
        "type": "power_in",
        "description": "Ground (VSS) supply pin for the digital and analog modules; the exposed thermal pad must also be connected to VSS."
      },
      {
        "number": "7",
        "name": "P2.7/TB0CLK/XIN",
        "type": "bidirectional",
        "description": "General-purpose I/O P2.7 with LVCMOS buffer; alternate functions are Timer_B0 clock input TB0CLK and input terminal XIN for the crystal oscillator."
      },
      {
        "number": "8",
        "name": "P2.6/MCLK/XOUT",
        "type": "bidirectional",
        "description": "General-purpose I/O P2.6 with LVCMOS buffer; alternate functions are MCLK output and output terminal XOUT for the crystal oscillator."
      },
      {
        "number": "9",
        "name": "P2.5/COMP1.0",
        "type": "bidirectional",
        "description": "General-purpose I/O P2.5 with LVCMOS buffer; alternate function is eCOMP1 comparator input COMP1.0."
      },
      {
        "number": "10",
        "name": "P2.4/COMP1.1",
        "type": "bidirectional",
        "description": "General-purpose I/O P2.4 with LVCMOS buffer; alternate function is eCOMP1 comparator input COMP1.1."
      },
      {
        "number": "11",
        "name": "P4.7/UCB1SOMI/UCB1SCL",
        "type": "bidirectional",
        "description": "General-purpose I/O P4.7 with LVCMOS buffer; alternate functions are eUSCI_B1 SOMI in SPI mode or SCL in I2C mode."
      },
      {
        "number": "12",
        "name": "P4.6/UCB1SIMO/UCB1SDA",
        "type": "bidirectional",
        "description": "General-purpose I/O P4.6 with LVCMOS buffer; alternate functions are eUSCI_B1 SIMO in SPI mode or SDA in I2C mode."
      },
      {
        "number": "13",
        "name": "P4.5/UCB1CLK",
        "type": "bidirectional",
        "description": "General-purpose I/O P4.5 with LVCMOS buffer; alternate function is eUSCI_B1 clock UCB1CLK."
      },
      {
        "number": "14",
        "name": "P4.4/UCB1STE",
        "type": "bidirectional",
        "description": "General-purpose I/O P4.4 with LVCMOS buffer; alternate function is eUSCI_B1 STE."
      },
      {
        "number": "15",
        "name": "P6.1/TB3.2",
        "type": "bidirectional",
        "description": "General-purpose I/O P6.1 with LVCMOS buffer; alternate function is Timer_B3 capture/compare channel TB3.2."
      },
      {
        "number": "16",
        "name": "P6.0/TB3.1",
        "type": "bidirectional",
        "description": "General-purpose I/O P6.0 with LVCMOS buffer; alternate function is Timer_B3 capture/compare channel TB3.1."
      },
      {
        "number": "17",
        "name": "P4.3/UCA1TXD/UCA1SIMO",
        "type": "bidirectional",
        "description": "General-purpose I/O P4.3 with LVCMOS buffer; alternate functions are eUSCI_A1 TXD in UART mode or SIMO in SPI mode."
      },
      {
        "number": "18",
        "name": "P4.2/UCA1RXD/UCA1SOMI",
        "type": "bidirectional",
        "description": "General-purpose I/O P4.2 with LVCMOS buffer; alternate functions are eUSCI_A1 RXD in UART mode or SOMI in SPI mode."
      },
      {
        "number": "19",
        "name": "P4.1/UCA1CLK",
        "type": "bidirectional",
        "description": "General-purpose I/O P4.1 with LVCMOS buffer; alternate function is eUSCI_A1 clock UCA1CLK."
      },
      {
        "number": "20",
        "name": "P4.0/UCA1STE/ISOTXD/ISORXD",
        "type": "bidirectional",
        "description": "General-purpose I/O P4.0 with LVCMOS buffer; alternate functions are eUSCI_A1 STE, ISOTXD output and ISORXD input."
      },
      {
        "number": "21",
        "name": "P2.3/TB1TRG",
        "type": "bidirectional",
        "description": "General-purpose I/O P2.3 with LVCMOS buffer; alternate function is Timer_B1 external trigger TB1TRG."
      },
      {
        "number": "22",
        "name": "P2.2/TB1CLK",
        "type": "bidirectional",
        "description": "General-purpose I/O P2.2 with LVCMOS buffer; alternate function is Timer_B1 clock input TB1CLK."
      },
      {
        "number": "23",
        "name": "P2.1/TB1.2/COMP1.O",
        "type": "bidirectional",
        "description": "General-purpose I/O P2.1 with LVCMOS buffer; alternate functions are Timer_B1 channel TB1.2 and eCOMP1 output COMP1.O."
      },
      {
        "number": "24",
        "name": "P2.0/TB1.1/COMP0.O",
        "type": "bidirectional",
        "description": "General-purpose I/O P2.0 with LVCMOS buffer; alternate functions are Timer_B1 channel TB1.1 and eCOMP0 output COMP0.O."
      },
      {
        "number": "25",
        "name": "P1.7/UCA0TXD/UCA0SIMO/TB0.2/TDO/A7/VREF+",
        "type": "bidirectional",
        "description": "General-purpose I/O P1.7 with LVCMOS buffer; alternate functions are eUSCI_A0 TXD/SIMO, Timer_B0 channel TB0.2, JTAG TDO, ADC analog input A7 and VREF+."
      },
      {
        "number": "26",
        "name": "P1.6/UCA0RXD/UCA0SOMI/TB0.1/TDI/TCLK/A6",
        "type": "bidirectional",
        "description": "General-purpose I/O P1.6 with LVCMOS buffer; alternate functions are eUSCI_A0 RXD/SOMI, Timer_B0 channel TB0.1, JTAG TDI/TCLK and ADC analog input A6."
      },
      {
        "number": "27",
        "name": "P1.5/UCA0CLK/TMS/A5",
        "type": "bidirectional",
        "description": "General-purpose I/O P1.5 with LVCMOS buffer; alternate functions are eUSCI_A0 clock, JTAG TMS and ADC analog input A5."
      },
      {
        "number": "28",
        "name": "P1.4/UCA0STE/TCK/A4",
        "type": "bidirectional",
        "description": "General-purpose I/O P1.4 with LVCMOS buffer; alternate functions are eUSCI_A0 STE, JTAG TCK and ADC analog input A4."
      },
      {
        "number": "29",
        "name": "P3.7",
        "type": "bidirectional",
        "description": "General-purpose I/O P3.7 with LVCMOS buffer; the OA3+ analog function listed for MSP430FR235x is not available on MSP430FR215x, which has no SAC modules."
      },
      {
        "number": "30",
        "name": "P3.6",
        "type": "bidirectional",
        "description": "General-purpose I/O P3.6 with LVCMOS buffer; the OA3- analog function listed for MSP430FR235x is not available on MSP430FR215x."
      },
      {
        "number": "31",
        "name": "P3.5",
        "type": "bidirectional",
        "description": "General-purpose I/O P3.5 with LVCMOS buffer; the OA3O analog function listed for MSP430FR235x is not available on MSP430FR215x."
      },
      {
        "number": "32",
        "name": "P3.4/SMCLK",
        "type": "bidirectional",
        "description": "General-purpose I/O P3.4 with LVCMOS buffer; alternate function is SMCLK output."
      },
      {
        "number": "33",
        "name": "P5.1/TB2.2/MFM.TX/A9",
        "type": "bidirectional",
        "description": "General-purpose I/O P5.1 with LVCMOS buffer; alternate functions are Timer_B2 channel TB2.2, Manchester function module transmit MFM.TX and ADC analog input A9."
      },
      {
        "number": "34",
        "name": "P5.0/TB2.1/MFM.RX/A8",
        "type": "bidirectional",
        "description": "General-purpose I/O P5.0 with LVCMOS buffer; alternate functions are Timer_B2 channel TB2.1, Manchester function module receive MFM.RX and ADC analog input A8."
      },
      {
        "number": "35",
        "name": "P3.3",
        "type": "bidirectional",
        "description": "General-purpose I/O P3.3 with LVCMOS buffer; the OA2+ analog function listed for MSP430FR235x is not available on MSP430FR215x."
      },
      {
        "number": "36",
        "name": "P3.2",
        "type": "bidirectional",
        "description": "General-purpose I/O P3.2 with LVCMOS buffer; the OA2- analog function listed for MSP430FR235x is not available on MSP430FR215x."
      },
      {
        "number": "37",
        "name": "P3.1",
        "type": "bidirectional",
        "description": "General-purpose I/O P3.1 with LVCMOS buffer; the OA2O analog function listed for MSP430FR235x is not available on MSP430FR215x."
      },
      {
        "number": "38",
        "name": "P3.0/MCLK",
        "type": "bidirectional",
        "description": "General-purpose I/O P3.0 with LVCMOS buffer; alternate function is MCLK output."
      },
      {
        "number": "39",
        "name": "P1.3/UCB0SOMI/UCB0SCL/A3",
        "type": "bidirectional",
        "description": "General-purpose I/O P1.3 with LVCMOS buffer; alternate functions are eUSCI_B0 SOMI in SPI mode or SCL in I2C mode and ADC analog input A3."
      },
      {
        "number": "40",
        "name": "P1.2/UCB0SIMO/UCB0SDA/TB0TRG/A2/Veref-",
        "type": "bidirectional",
        "description": "General-purpose I/O P1.2 with LVCMOS buffer; alternate functions are eUSCI_B0 SIMO in SPI mode or SDA in I2C mode, Timer_B0 trigger TB0TRG, ADC analog input A2 and ADC negative reference Veref-."
      },
      {
        "number": "41",
        "name": "EP",
        "type": "passive",
        "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
      }
    ],
    "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 selection: MSP430FR2155TRHAR is the 40-pin RHA (VQFN, 6 mm x 6 mm) variant per the device co; Exposed thermal pad (VQFN) has no numbered pin and is not listed in pins. The datasheet requires it ; Datasheet pages 20 and 21 were not present in the supplied text, so the pin-attribute rows for pins ",
          "exposed pad 41 added from the footprint",
          "17/41 pins cited to the wrong page (name found elsewhere): ['24:P2.0/TB1.1/COMP0.O@p98', '25:P1.7/UCA0TXD/UCA0SIMO/TB0.2/TDO/A7/VREF+@p96', '26:P1.6/UCA0RXD/UCA0SOMI/TB0.1/TDI/TCLK/A6@p96', '27:P1.5/UCA0CLK/TMS/A5@p96']"
        ],
        "pages_sent": 61,
        "cost_usd": 0.348,
        "at": "2026-10-08T02:05:22"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/msp430fr2355",
        "pages": 152,
        "sha256": "f1ebe8a259a8e556",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 41,
        "described": 41,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "msp430fr2155trhar.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          6.0,
          1.0
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "e5b4286c2329085d9ef7f90d5eb5bf41a435241ecc1baaf1383823b6d6a946ae",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "msp430fr2155trhar-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          6.0,
          1.0
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "fd18c2a8cd99986b478f89397805f02c3b70eb2de976dd204f411fe74f1486a2",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}