MSP430FR2355TRHAR

{
  "schema_version": 1,
  "type": "component",
  "slug": "msp430fr2355trhar",
  "title": "MSP430FR2355TRHAR",
  "brief": "Texas Instruments Microcontrollers (MCU/MPU/SOC), VQFN-40-EP(6x6). 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",
    "msp430fr2355trhar",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "MSP430FR2355TRHAR",
    "manufacturer": "Texas Instruments",
    "package": "VQFN-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": "msp430fr2355trhar.kicad_sym",
      "footprint": "msp430fr2355trhar.kicad_mod",
      "model_3d": "msp430fr2355trhar-hero.glb",
      "model_3d_plain": "msp430fr2355trhar.glb",
      "model_3d_step": "msp430fr2355trhar-etched.step",
      "model_3d_step_plain": "msp430fr2355trhar.step",
      "lbr": "msp430fr2355trhar.lbr"
    },
    "distributor_links": {
      "lcsc": "C2053726",
      "digikey": "296-50262-2-ND",
      "mouser": "595-430FR2355TRHAR"
    },
    "distributor_check": {
      "checked_at": "2026-10-08T19:59:43Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-50262-2-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "595-430FR2355TRHAR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "P1.1",
        "type": "bidirectional",
        "description": "General-purpose I/O P1.1 (LVCMOS, 3.0 V) that can also serve as UCB0CLK, ACLK output, OA0O, COMP0.1 or analog input A1."
      },
      {
        "number": "2",
        "name": "P1.0",
        "type": "bidirectional",
        "description": "General-purpose I/O P1.0 (LVCMOS, 3.0 V) that can also serve as UCB0STE, SMCLK output, COMP0.0, analog input A0 or the Veref+ reference input."
      },
      {
        "number": "3",
        "name": "TEST/SBWTCK",
        "type": "input",
        "description": "Test-mode pin that doubles as the Spy-Bi-Wire clock SBWTCK; it always has an internal pulldown enabled, so leave it open when unused."
      },
      {
        "number": "4",
        "name": "RST/NMI/SBWTDIO",
        "type": "bidirectional",
        "description": "Active-low reset (RST), non-maskable interrupt input (NMI) and Spy-Bi-Wire data (SBWTDIO); when unused, use a 47-kΩ pullup to DVCC or the internal pullup with a 10-nF (or 1.1-nF) pulldown."
      },
      {
        "number": "5",
        "name": "DVCC",
        "type": "power_in",
        "description": "Primary supply pin for digital and analog modules, specified at 1.8 V to 3.6 V, with a 4.7-µF to 10-µF capacitor recommended at this pin."
      },
      {
        "number": "6",
        "name": "DVSS",
        "type": "power_in",
        "description": "Ground (0 V) supply pin for the device; 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 that can also serve as the TB0CLK timer clock input or the XIN crystal oscillator input."
      },
      {
        "number": "8",
        "name": "P2.6/MCLK/XOUT",
        "type": "bidirectional",
        "description": "General-purpose I/O P2.6 that can also serve as the MCLK output or the XOUT crystal oscillator output."
      },
      {
        "number": "9",
        "name": "P2.5/COMP1.0",
        "type": "bidirectional",
        "description": "General-purpose I/O P2.5 that can also serve as eCOMP1 comparator input COMP1.0 (analog)."
      },
      {
        "number": "10",
        "name": "P2.4/COMP1.1",
        "type": "bidirectional",
        "description": "General-purpose I/O P2.4 that can also serve as eCOMP1 comparator input COMP1.1 (analog)."
      },
      {
        "number": "11",
        "name": "P4.7/UCB1SOMI/UCB1SCL",
        "type": "bidirectional",
        "description": "General-purpose I/O P4.7 that can also serve as eUSCI_B1 SPI slave-out (UCB1SOMI) or I2C clock (UCB1SCL)."
      },
      {
        "number": "12",
        "name": "P4.6/UCB1SIMO/UCB1SDA",
        "type": "bidirectional",
        "description": "General-purpose I/O P4.6 that can also serve as eUSCI_B1 SPI slave-in/master-out (UCB1SIMO) or I2C data (UCB1SDA)."
      },
      {
        "number": "13",
        "name": "P4.5/UCB1CLK",
        "type": "bidirectional",
        "description": "General-purpose I/O P4.5 that can also serve as the eUSCI_B1 SPI clock (UCB1CLK)."
      },
      {
        "number": "14",
        "name": "P4.4/UCB1STE",
        "type": "bidirectional",
        "description": "General-purpose I/O P4.4 that can also serve as the eUSCI_B1 SPI STE signal (UCB1STE)."
      },
      {
        "number": "15",
        "name": "P6.1/TB3.2",
        "type": "bidirectional",
        "description": "General-purpose I/O P6.1 that can also serve as Timer_B3 capture/compare channel TB3.2."
      },
      {
        "number": "16",
        "name": "P6.0/TB3.1",
        "type": "bidirectional",
        "description": "General-purpose I/O P6.0 that can also serve as Timer_B3 capture/compare channel TB3.1."
      },
      {
        "number": "17",
        "name": "P4.3/UCA1TXD/UCA1SIMO",
        "type": "bidirectional",
        "description": "General-purpose I/O P4.3 that can also serve as eUSCI_A1 UART transmit (UCA1TXD) or SPI SIMO (UCA1SIMO)."
      },
      {
        "number": "18",
        "name": "P4.2/UCA1RXD/UCA1SOMI",
        "type": "bidirectional",
        "description": "General-purpose I/O P4.2 that can also serve as eUSCI_A1 UART receive (UCA1RXD) or SPI SOMI (UCA1SOMI)."
      },
      {
        "number": "19",
        "name": "P4.1/UCA1CLK",
        "type": "bidirectional",
        "description": "General-purpose I/O P4.1 that can also serve as the eUSCI_A1 clock (UCA1CLK)."
      },
      {
        "number": "20",
        "name": "P4.0/UCA1STE/ISOTXD/ISORXD",
        "type": "bidirectional",
        "description": "General-purpose I/O P4.0 that can also serve as the eUSCI_A1 STE signal (UCA1STE) or the ISO transmit/receive signals (ISOTXD/ISORXD)."
      },
      {
        "number": "21",
        "name": "P2.3/TB1TRG",
        "type": "bidirectional",
        "description": "General-purpose I/O P2.3 that can also serve as the TB1 external trigger input (TB1TRG)."
      },
      {
        "number": "22",
        "name": "P2.2/TB1CLK",
        "type": "bidirectional",
        "description": "General-purpose I/O P2.2 that can also serve as the Timer_B1 clock input (TB1CLK)."
      },
      {
        "number": "23",
        "name": "P2.1/TB1.2/COMP1.O",
        "type": "bidirectional",
        "description": "General-purpose I/O P2.1 that can also serve as Timer_B1 channel TB1.2 or eCOMP1 comparator output COMP1.O."
      },
      {
        "number": "24",
        "name": "P2.0/TB1.1/COMP0.O",
        "type": "bidirectional",
        "description": "General-purpose I/O P2.0 that can also serve as Timer_B1 channel TB1.1 or eCOMP0 comparator output COMP0.O."
      },
      {
        "number": "25",
        "name": "P1.7/UCA0TXD/UCA0SIMO/TB0.2/TDO/OA1+/A7/VREF+",
        "type": "bidirectional",
        "description": "General-purpose I/O P1.7 that can also serve as eUSCI_A0 UART transmit/SPI SIMO, Timer_B0 channel TB0.2, JTAG TDO, SAC1 non-inverting input OA1+, ADC input A7 or VREF+."
      },
      {
        "number": "26",
        "name": "P1.6/UCA0RXD/UCA0SOMI/TB0.1/TDI/TCLK/OA1-/A6",
        "type": "bidirectional",
        "description": "General-purpose I/O P1.6 that can also serve as eUSCI_A0 UART receive/SPI SOMI, Timer_B0 channel TB0.1, JTAG TDI/TCLK, SAC1 inverting input OA1- or ADC input A6."
      },
      {
        "number": "27",
        "name": "P1.5/UCA0CLK/TMS/OA1O/A5",
        "type": "bidirectional",
        "description": "General-purpose I/O P1.5 that can also serve as eUSCI_A0 clock (UCA0CLK), JTAG TMS, SAC1 output OA1O or ADC input A5."
      },
      {
        "number": "28",
        "name": "P1.4/UCA0STE/TCK/A4",
        "type": "bidirectional",
        "description": "General-purpose I/O P1.4 that can also serve as eUSCI_A0 STE, JTAG TCK or ADC input A4."
      },
      {
        "number": "29",
        "name": "P3.7/OA3+",
        "type": "bidirectional",
        "description": "General-purpose I/O P3.7 that can also serve as SAC3 non-inverting op-amp input OA3+ (MSP430FR235x only)."
      },
      {
        "number": "30",
        "name": "P3.6/OA3-",
        "type": "bidirectional",
        "description": "General-purpose I/O P3.6 that can also serve as SAC3 inverting op-amp input OA3- (MSP430FR235x only)."
      },
      {
        "number": "31",
        "name": "P3.5/OA3O",
        "type": "bidirectional",
        "description": "General-purpose I/O P3.5 that can also serve as SAC3 op-amp output OA3O (MSP430FR235x only)."
      },
      {
        "number": "32",
        "name": "P3.4/SMCLK",
        "type": "bidirectional",
        "description": "General-purpose I/O P3.4 that can also serve as the SMCLK clock output."
      },
      {
        "number": "33",
        "name": "P5.1/TB2.2/MFM.TX/A9",
        "type": "bidirectional",
        "description": "General-purpose I/O P5.1 that can also serve as Timer_B2 channel TB2.2, Manchester module transmit (MFM.TX) or ADC input A9."
      },
      {
        "number": "34",
        "name": "P5.0/TB2.1/MFM.RX/A8",
        "type": "bidirectional",
        "description": "General-purpose I/O P5.0 that can also serve as Timer_B2 channel TB2.1, Manchester module receive (MFM.RX) or ADC input A8."
      },
      {
        "number": "35",
        "name": "P3.3/OA2+",
        "type": "bidirectional",
        "description": "General-purpose I/O P3.3 that can also serve as SAC2 non-inverting op-amp input OA2+ (MSP430FR235x only)."
      },
      {
        "number": "36",
        "name": "P3.2/OA2-",
        "type": "bidirectional",
        "description": "General-purpose I/O P3.2 that can also serve as SAC2 inverting op-amp input OA2- (MSP430FR235x only)."
      },
      {
        "number": "37",
        "name": "P3.1/OA2O",
        "type": "bidirectional",
        "description": "General-purpose I/O P3.1 that can also serve as SAC2 op-amp output OA2O (MSP430FR235x only)."
      },
      {
        "number": "38",
        "name": "P3.0/MCLK",
        "type": "bidirectional",
        "description": "General-purpose I/O P3.0 that can also serve as the MCLK clock output."
      },
      {
        "number": "39",
        "name": "P1.3/UCB0SOMI/UCB0SCL/OA0+/A3",
        "type": "bidirectional",
        "description": "General-purpose I/O P1.3 that can also serve as eUSCI_B0 SPI SOMI or I2C clock (UCB0SCL), SAC0 non-inverting input OA0+ or ADC input A3."
      },
      {
        "number": "40",
        "name": "P1.2/UCB0SIMO/UCB0SDA/TB0TRG/OA0-/A2/Veref-",
        "type": "bidirectional",
        "description": "General-purpose I/O P1.2 (reset default function) that can also serve as eUSCI_B0 SPI SIMO or I2C data (UCB0SDA), Timer_B0 trigger TB0TRG, SAC0 inverting input OA0-, ADC input A2 or the Veref- reference input."
      },
      {
        "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: The exposed thermal pad of the VQFN-40 (RHA) package is not given a pin number in the datasheet, so ; Pages 20 and 21 of the datasheet were not included in the supplied text. The 40-pin RHA pin numbers ; Several RHA pins are multiplexed with SAC op-amp functions (OA0-OA3) that exist only on MSP430FR235x",
          "exposed pad 41 added from the footprint"
        ],
        "pages_sent": 61,
        "cost_usd": 0.3475,
        "at": "2026-10-08T19:59:15"
      },
      "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": [
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        "file": "msp430fr2355trhar.step",
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        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          6,
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        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "e5b4286c2329085d9ef7f90d5eb5bf41a435241ecc1baaf1383823b6d6a946ae",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "msp430fr2355trhar-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "09086e8035b03079de96495ae90ed98e4a7d0fb5f2fbde9e6b89ec3bd2bde7eb",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "VQFN-40-EP(6x6)",
      "Category": "Embedded Processors & Controllers",
      "Pins": "41"
    }
  },
  "variants": [],
  "sections": [
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    "info"
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  "discovery_triggers": [
    "msp430fr2355trhar"
  ],
  "discovery_pitch": "MSP430FR2355TRHAR (Texas Instruments) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
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}