MSP430FR6820IPMR

{
  "schema_version": 1,
  "type": "component",
  "slug": "msp430fr6820ipmr",
  "title": "MSP430FR6820IPMR",
  "brief": "Texas Instruments Microcontrollers (MCU/MPU/SOC), LQFP-64(10x10). 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",
    "msp430fr6820ipmr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "MSP430FR6820IPMR",
    "manufacturer": "Texas Instruments",
    "package": "LQFP-64(10x10)",
    "pin_count": 64,
    "category": "Embedded Processors & Controllers",
    "subcategory": "Microcontrollers (MCU/MPU/SOC)",
    "datasheet": "https://www.ti.com/cn/lit/gpn/msp430fr69721",
    "parts": {
      "symbol": "msp430fr6820ipmr.kicad_sym",
      "footprint": "msp430fr6820ipmr.kicad_mod",
      "model_3d": "msp430fr6820ipmr-hero.glb",
      "model_3d_plain": "msp430fr6820ipmr.glb",
      "model_3d_step": "msp430fr6820ipmr-etched.step",
      "model_3d_step_plain": "msp430fr6820ipmr.step",
      "lbr": "msp430fr6820ipmr.lbr"
    },
    "distributor_links": {
      "lcsc": "C2055173",
      "digikey": "296-42258-2-ND",
      "mouser": "595-MSP430FR6820IPMR"
    },
    "distributor_check": {
      "checked_at": "2026-10-11T05:25:20Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-42258-2-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "595-MSP430FR6820IPMR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "P4.3",
        "type": "bidirectional",
        "description": "General-purpose I/O P4.3 (reset state OFF after BOR) that also carries UCA0SOMI/UCA0RXD and UCB1STE functions, with LVCMOS levels referenced to DVCC."
      },
      {
        "number": "2",
        "name": "P1.4",
        "type": "bidirectional",
        "description": "General-purpose I/O P1.4 (reset state OFF) shared with UCB0CLK, UCA0STE and TA1.0 functions, with LVCMOS levels referenced to DVCC."
      },
      {
        "number": "3",
        "name": "P1.5",
        "type": "bidirectional",
        "description": "General-purpose I/O P1.5 (reset state OFF) shared with UCB0STE, UCA0CLK and TA0.0 functions."
      },
      {
        "number": "4",
        "name": "P1.6",
        "type": "bidirectional",
        "description": "General-purpose I/O P1.6 (reset state OFF) shared with UCB0SIMO/UCB0SDA and TA0.1 functions, and with BSL_DAT on devices with the I2C bootloader."
      },
      {
        "number": "5",
        "name": "P1.7",
        "type": "bidirectional",
        "description": "General-purpose I/O P1.7 (reset state OFF) shared with UCB0SOMI/UCB0SCL and TA0.2 functions, and with BSL_CLK on devices with the I2C bootloader."
      },
      {
        "number": "6",
        "name": "R33/LCDCAP",
        "type": "bidirectional",
        "description": "Analog LCD voltage pin R33 (most positive LCD voltage V1) that is also the LCD charge-pump capacitor connection LCDCAP; if unused it can be tied to DVSS or DVCC."
      },
      {
        "number": "7",
        "name": "P6.0/R23",
        "type": "bidirectional",
        "description": "General-purpose I/O P6.0 (reset state OFF) that also serves as analog LCD voltage pin R23 (second most positive LCD voltage V2)."
      },
      {
        "number": "8",
        "name": "P6.1/R13/LCDREF",
        "type": "bidirectional",
        "description": "General-purpose I/O P6.1 (reset state OFF) that also serves as analog LCD voltage pin R13 (V3 or V4) and as the external reference input LCDREF for the regulated LCD voltage."
      },
      {
        "number": "9",
        "name": "P6.2/COUT/R03",
        "type": "bidirectional",
        "description": "General-purpose I/O P6.2 (reset state OFF) that also carries the comparator output COUT and analog LCD voltage pin R03 (lowest LCD voltage V5)."
      },
      {
        "number": "10",
        "name": "P6.3/COM0",
        "type": "bidirectional",
        "description": "General-purpose I/O P6.3 (reset state OFF) that is also LCD common output COM0 for the LCD backplane."
      },
      {
        "number": "11",
        "name": "P6.4/TB0.0/COM1/S31",
        "type": "bidirectional",
        "description": "General-purpose I/O P6.4 (reset state OFF) with Timer_B TB0.0 and LCD common output COM1 functions, and LCD segment S31 on this package."
      },
      {
        "number": "12",
        "name": "P6.5/TB0.1/COM2/S30",
        "type": "bidirectional",
        "description": "General-purpose I/O P6.5 (reset state OFF) with Timer_B TB0.1 and LCD common output COM2 functions, and LCD segment S30 on this package."
      },
      {
        "number": "13",
        "name": "P6.6/TB0.2/COM3/S29",
        "type": "bidirectional",
        "description": "General-purpose I/O P6.6 (reset state OFF) with Timer_B TB0.2 and LCD common output COM3 functions, and LCD segment S29 on this package."
      },
      {
        "number": "14",
        "name": "P3.0/UCB1CLK/S28",
        "type": "bidirectional",
        "description": "General-purpose I/O P3.0 (reset state OFF) with UCB1CLK function and LCD segment S28; TA3.2 is not available on this 64-pin FR692x/FR682x package."
      },
      {
        "number": "15",
        "name": "P3.1/UCB1SIMO/UCB1SDA/S27",
        "type": "bidirectional",
        "description": "General-purpose I/O P3.1 (reset state OFF) with UCB1SIMO/UCB1SDA function and LCD segment S27; TA3.3 is not available on this 64-pin package."
      },
      {
        "number": "16",
        "name": "P3.2/UCB1SOMI/UCB1SCL/S26",
        "type": "bidirectional",
        "description": "General-purpose I/O P3.2 (reset state OFF) with UCB1SOMI/UCB1SCL function and LCD segment S26; TA3.4 is not available on this 64-pin package."
      },
      {
        "number": "17",
        "name": "DVSS1",
        "type": "power_in",
        "description": "Digital ground supply for the digital I/O and core; connect to system VSS."
      },
      {
        "number": "18",
        "name": "DVCC1",
        "type": "power_in",
        "description": "Digital power supply; VCC is specified from 1.8 V to 3.6 V at all DVCC and AVCC pins and should be decoupled per the layout guidance."
      },
      {
        "number": "19",
        "name": "TEST/SBWTCK",
        "type": "input",
        "description": "TEST pin selects digital I/O on the JTAG pins and always has an internal pulldown enabled; SBWTCK is the Spy-Bi-Wire input clock."
      },
      {
        "number": "20",
        "name": "RST/NMI/SBWTDIO",
        "type": "input",
        "description": "Active-low reset input RST (also NMI and Spy-Bi-Wire data I/O SBWTDIO); a 47 kΩ pullup or internal pullup with a 10 nF (2.2 nF in Spy-Bi-Wire) pulldown is recommended."
      },
      {
        "number": "21",
        "name": "PJ.0/TDO/TB0OUTH/SMCLK/SRSCG1",
        "type": "bidirectional",
        "description": "Port PJ.0 (reset state OFF) that is the JTAG test data output TDO, and also carries TB0OUTH, SMCLK output and SRSCG1 functions."
      },
      {
        "number": "22",
        "name": "PJ.1/TDI/TCLK/MCLK/SRSCG0",
        "type": "bidirectional",
        "description": "Port PJ.1 (reset state OFF) that is the JTAG test data input TDI/TCLK, and also carries MCLK output and SRSCG0 functions; leave open when used for JTAG."
      },
      {
        "number": "23",
        "name": "PJ.2/TMS/ACLK/SROSCOFF",
        "type": "bidirectional",
        "description": "Port PJ.2 (reset state OFF) that is the JTAG test mode select TMS, and also carries ACLK output and SROSCOFF functions; leave open when used for JTAG."
      },
      {
        "number": "24",
        "name": "PJ.3/TCK/COUT/SRCPUOFF",
        "type": "bidirectional",
        "description": "Port PJ.3 (reset state OFF) that is the JTAG test clock TCK, and also carries COUT and SRCPUOFF functions; leave open when used for JTAG."
      },
      {
        "number": "25",
        "name": "P3.3/TA1.1/TB0CLK/S25",
        "type": "bidirectional",
        "description": "General-purpose I/O P3.3 (reset state OFF) with Timer_A TA1.1, Timer_B TB0CLK and LCD segment S25 functions."
      },
      {
        "number": "26",
        "name": "P3.4/UCA1SIMO/UCA1TXD/TB0.0/S24",
        "type": "bidirectional",
        "description": "General-purpose I/O P3.4 (reset state OFF) with UCA1SIMO/UCA1TXD, Timer_B TB0.0 and LCD segment S24 functions."
      },
      {
        "number": "27",
        "name": "P3.5/UCA1SOMI/UCA1RXD/TB0.1/S23",
        "type": "bidirectional",
        "description": "General-purpose I/O P3.5 (reset state OFF) with UCA1SOMI/UCA1RXD, Timer_B TB0.1 and LCD segment S23 functions."
      },
      {
        "number": "28",
        "name": "P3.6/UCA1CLK/TB0.2/S22",
        "type": "bidirectional",
        "description": "General-purpose I/O P3.6 (reset state OFF) with UCA1CLK, Timer_B TB0.2 and LCD segment S22 functions."
      },
      {
        "number": "29",
        "name": "P3.7/UCA1STE/TB0.3/S21",
        "type": "bidirectional",
        "description": "General-purpose I/O P3.7 (reset state OFF) with UCA1STE, Timer_B TB0.3 and LCD segment S21 functions."
      },
      {
        "number": "30",
        "name": "P2.3/UCA0STE/TB0OUTH/S20",
        "type": "bidirectional",
        "description": "General-purpose I/O P2.3 (reset state OFF) with UCA0STE, TB0OUTH input (switches PWM outputs high impedance) and LCD segment S20 functions."
      },
      {
        "number": "31",
        "name": "P2.2/UCA0CLK/TB0.4/RTCCLK/S19",
        "type": "bidirectional",
        "description": "General-purpose I/O P2.2 (reset state OFF) with UCA0CLK, Timer_B TB0.4, RTC clock output RTCCLK and LCD segment S19 functions."
      },
      {
        "number": "32",
        "name": "P2.1/UCA0SOMI/UCA0RXD/TB0.5/DMAE0/S18",
        "type": "bidirectional",
        "description": "General-purpose I/O P2.1 (reset state OFF) with UCA0SOMI/UCA0RXD, TB0.5, DMA external trigger DMAE0 and LCD segment S18; on the UART-bootloader device this pin is BSL_RX."
      },
      {
        "number": "33",
        "name": "P2.0/UCA0SIMO/UCA0TXD/TB0.6/TB0CLK/S17",
        "type": "bidirectional",
        "description": "General-purpose I/O P2.0 (reset state OFF) with UCA0SIMO/UCA0TXD, TB0.6, TB0CLK and LCD segment S17 functions; on the UART-bootloader device this pin is BSL_TX."
      },
      {
        "number": "34",
        "name": "P7.0/TA0CLK/S16",
        "type": "bidirectional",
        "description": "General-purpose I/O P7.0 (reset state OFF) with Timer_A TA0CLK input and LCD segment S16 functions."
      },
      {
        "number": "35",
        "name": "P7.1/TA0.0/ACLK/S15",
        "type": "bidirectional",
        "description": "General-purpose I/O P7.1 (reset state OFF) with Timer_A TA0.0, ACLK output and LCD segment S15 functions."
      },
      {
        "number": "36",
        "name": "P7.2/TA0.1/S14",
        "type": "bidirectional",
        "description": "General-purpose I/O P7.2 (reset state OFF) with Timer_A TA0.1 and LCD segment S14 functions."
      },
      {
        "number": "37",
        "name": "P7.3/TA0.2/S13",
        "type": "bidirectional",
        "description": "General-purpose I/O P7.3 (reset state OFF) with Timer_A TA0.2 and LCD segment S13 functions."
      },
      {
        "number": "38",
        "name": "P7.4/SMCLK/S12",
        "type": "bidirectional",
        "description": "General-purpose I/O P7.4 (reset state OFF) with SMCLK output and LCD segment S12 functions."
      },
      {
        "number": "39",
        "name": "DVSS2",
        "type": "power_in",
        "description": "Digital ground supply; connect to system VSS."
      },
      {
        "number": "40",
        "name": "DVCC2",
        "type": "power_in",
        "description": "Digital power supply; VCC is specified from 1.8 V to 3.6 V at all DVCC and AVCC pins."
      },
      {
        "number": "41",
        "name": "P1.3/TA1.2/A3/C3",
        "type": "bidirectional",
        "description": "General-purpose I/O P1.3 (reset state OFF) with Timer_A TA1.2 function, ADC analog input A3 and comparator input C3."
      },
      {
        "number": "42",
        "name": "P1.2/TA1.1/TA0CLK/COUT/A2/C2",
        "type": "bidirectional",
        "description": "General-purpose I/O P1.2 (reset state OFF) with Timer_A TA1.1, TA0CLK, comparator output COUT, ADC input A2 and comparator input C2."
      },
      {
        "number": "43",
        "name": "P1.1/TA0.2/TA1CLK/COUT/A1/C1/VREF+/VeREF+",
        "type": "bidirectional",
        "description": "General-purpose I/O P1.1 (reset state OFF) with Timer_A TA0.2, TA1CLK, COUT, ADC input A1, comparator input C1, reference output VREF+ and external positive reference input VeREF+."
      },
      {
        "number": "44",
        "name": "P1.0/TA0.1/DMAE0/RTCCLK/A0/C0/VREF-/VeREF-",
        "type": "bidirectional",
        "description": "General-purpose I/O P1.0 (reset state OFF) with Timer_A TA0.1, DMAE0, RTCCLK, ADC input A0, comparator input C0, reference output VREF- and external negative reference input VeREF-."
      },
      {
        "number": "45",
        "name": "P9.4/A12/C12",
        "type": "bidirectional",
        "description": "General-purpose I/O P9.4 (reset state OFF) with ADC analog input A12 and comparator input C12."
      },
      {
        "number": "46",
        "name": "P9.5/A13/C13",
        "type": "bidirectional",
        "description": "General-purpose I/O P9.5 (reset state OFF) with ADC analog input A13 and comparator input C13."
      },
      {
        "number": "47",
        "name": "P9.6/A14/C14",
        "type": "bidirectional",
        "description": "General-purpose I/O P9.6 (reset state OFF) with ADC analog input A14 and comparator input C14."
      },
      {
        "number": "48",
        "name": "P9.7/A15/C15",
        "type": "bidirectional",
        "description": "General-purpose I/O P9.7 (reset state OFF) with ADC analog input A15 and comparator input C15."
      },
      {
        "number": "49",
        "name": "AVCC1",
        "type": "power_in",
        "description": "Analog power supply; it should be sourced from the same supply as DVCC, and the AVCC-to-DVCC difference must stay within ±0.3 V."
      },
      {
        "number": "50",
        "name": "AVSS1",
        "type": "power_in",
        "description": "Analog ground supply; connect to system VSS."
      },
      {
        "number": "51",
        "name": "PJ.4/LFXIN",
        "type": "bidirectional",
        "description": "Port PJ.4 that is the low-frequency crystal input LFXIN (32 kHz) in crystal mode or the bypass clock input in LFXTBYPASS mode, otherwise general-purpose I/O."
      },
      {
        "number": "52",
        "name": "PJ.5/LFXOUT",
        "type": "bidirectional",
        "description": "Port PJ.5 that is the low-frequency crystal output LFXOUT in crystal mode, otherwise general-purpose I/O."
      },
      {
        "number": "53",
        "name": "AVSS2",
        "type": "power_in",
        "description": "Analog ground supply; connect to system VSS."
      },
      {
        "number": "54",
        "name": "P5.4/UCA1SIMO/UCA1TXD/S11",
        "type": "bidirectional",
        "description": "General-purpose I/O P5.4 (reset state OFF) with UCA1SIMO/UCA1TXD and LCD segment S11 functions."
      },
      {
        "number": "55",
        "name": "P5.5/UCA1SOMI/UCA1RXD/S10",
        "type": "bidirectional",
        "description": "General-purpose I/O P5.5 (reset state OFF) with UCA1SOMI/UCA1RXD and LCD segment S10 functions."
      },
      {
        "number": "56",
        "name": "P5.6/UCA1CLK/S9",
        "type": "bidirectional",
        "description": "General-purpose I/O P5.6 (reset state OFF) with UCA1CLK and LCD segment S9 functions."
      },
      {
        "number": "57",
        "name": "P5.7/UCA1STE/TB0CLK/S8",
        "type": "bidirectional",
        "description": "General-purpose I/O P5.7 (reset state OFF) with UCA1STE, TB0CLK and LCD segment S8 functions."
      },
      {
        "number": "58",
        "name": "P4.4/UCB1STE/TA1CLK/S7",
        "type": "bidirectional",
        "description": "General-purpose I/O P4.4 (reset state OFF) with UCB1STE, TA1CLK and LCD segment S7 functions."
      },
      {
        "number": "59",
        "name": "P4.5/UCB1CLK/TA1.0/S6",
        "type": "bidirectional",
        "description": "General-purpose I/O P4.5 (reset state OFF) with UCB1CLK, Timer_A TA1.0 and LCD segment S6 functions."
      },
      {
        "number": "60",
        "name": "P4.6/UCB1SIMO/UCB1SDA/TA1.1/S5",
        "type": "bidirectional",
        "description": "General-purpose I/O P4.6 (reset state OFF) with UCB1SIMO/UCB1SDA, Timer_A TA1.1 and LCD segment S5 functions."
      },
      {
        "number": "61",
        "name": "P4.7/UCB1SOMI/UCB1SCL/TA1.2/S4",
        "type": "bidirectional",
        "description": "General-purpose I/O P4.7 (reset state OFF) with UCB1SOMI/UCB1SCL, Timer_A TA1.2 and LCD segment S4 functions."
      },
      {
        "number": "62",
        "name": "DVSS3",
        "type": "power_in",
        "description": "Digital ground supply; connect to system VSS."
      },
      {
        "number": "63",
        "name": "DVCC3",
        "type": "power_in",
        "description": "Digital power supply; VCC is specified from 1.8 V to 3.6 V at all DVCC and AVCC pins."
      },
      {
        "number": "64",
        "name": "P4.2/UCA0SIMO/UCA0TXD/UCB1CLK",
        "type": "bidirectional",
        "description": "General-purpose I/O P4.2 (reset state OFF) with UCA0SIMO/UCA0TXD and UCB1CLK functions; no LCD segment is assigned to this pin in the FR692x/FR682x 64-pin figure."
      }
    ],
    "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: Datasheet notes TA3.2/TA3.3/TA3.4 are not available on the FR692x/FR682x 64-pin package (internally ; LCD segment assignment for pins 1 and 64 is ambiguous in the extracted table text (the Figure 4-1 pi; Pin 20 carries RST (input), NMI (input) and SBWTDIO (bidirectional); it is listed as input because R"
        ],
        "pages_sent": 68,
        "cost_usd": 0.4238,
        "at": "2026-10-11T05:24:56"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/msp430fr69721",
        "pages": 164,
        "sha256": "acfa8c28f070a26c",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 64,
        "described": 64,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
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        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "b0c827bc5c05552175d28affe44a5bd2ab45c9c36efff6ff07a74cc449b13db4",
        "checked": "2026-10-11",
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      {
        "file": "msp430fr6820ipmr-etched.step",
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        "checked": "2026-10-11",
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      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "LQFP-64(10x10)",
      "Category": "Embedded Processors & Controllers",
      "Pins": "64"
    }
  },
  "variants": [],
  "sections": [
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  "discovery_triggers": [
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  "discovery_pitch": "MSP430FR6820IPMR (Texas Instruments) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
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