dsPIC33EP64GS504-I

{
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  "type": "component",
  "slug": "dspic33ep64gs504-i",
  "title": "dsPIC33EP64GS504-I",
  "brief": "Microchip Tech Pre-ordered MCUs, TQFP-44(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": [
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    "embedded processors & controllers",
    "dspic33ep64gs504-i",
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  "component": {
    "mpn": "dsPIC33EP64GS504-I",
    "manufacturer": "Microchip Tech",
    "package": "TQFP-44(10x10)",
    "pin_count": 44,
    "category": "Embedded Processors & Controllers",
    "subcategory": "Pre-ordered MCUs",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/ac4da7dc445532ea7f6533a4f8a47808.pdf",
    "parts": {
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      "lbr": "dspic33ep64gs504-i.lbr"
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    "distributor_links": {
      "lcsc": "C634098"
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    "distributor_check": {
      "checked_at": "2026-10-28T16:32:10Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
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      "mouser": {
        "pn": null,
        "status": "no match"
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    "pins": [
      {
        "number": "1",
        "name": "PGEC1/AN21/SDA1/RP39/RB7",
        "type": "bidirectional",
        "description": "Programming/debugging clock for channel 1, also analog input AN21, I2C1 data and remappable RB7 I/O; the PGEC1 pin is used for ICSP and debugging."
      },
      {
        "number": "2",
        "name": "AN1ALT/RP52/RC4",
        "type": "bidirectional",
        "description": "Alternate analog input AN1ALT and remappable I/O RC4."
      },
      {
        "number": "3",
        "name": "AN0ALT/RP53/RC5",
        "type": "bidirectional",
        "description": "Alternate analog input AN0ALT and remappable I/O RC5."
      },
      {
        "number": "4",
        "name": "AN17/RP54/RC6",
        "type": "bidirectional",
        "description": "Analog input AN17 and remappable I/O RC6."
      },
      {
        "number": "5",
        "name": "RP51/RC3",
        "type": "bidirectional",
        "description": "Remappable peripheral pin RP51 and general-purpose I/O RC3."
      },
      {
        "number": "6",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground reference for logic and I/O pins."
      },
      {
        "number": "7",
        "name": "VCAP",
        "type": "passive",
        "description": "CPU logic filter capacitor connection; a low-ESR capacitor greater than 4.7 µF (10 µF recommended), 16V, to ground is required on this pin and it must not be connected to VDD."
      },
      {
        "number": "8",
        "name": "TMS/PWM3H/RP43/RB11",
        "type": "bidirectional",
        "description": "JTAG test mode select input, PWM3 high output and remappable I/O RB11."
      },
      {
        "number": "9",
        "name": "TCK/PWM3L/RP44/RB12",
        "type": "bidirectional",
        "description": "JTAG test clock input, PWM3 low output and remappable I/O RB12."
      },
      {
        "number": "10",
        "name": "PWM2H/RP45/RB13",
        "type": "output",
        "description": "PWM high output 2 and remappable I/O RB13."
      },
      {
        "number": "11",
        "name": "PWM2L/RP46/RB14",
        "type": "output",
        "description": "PWM low output 2 and remappable I/O RB14."
      },
      {
        "number": "12",
        "name": "PWM1H/RA4",
        "type": "output",
        "description": "PWM high output 1 and general-purpose I/O RA4."
      },
      {
        "number": "13",
        "name": "PWM1L/RA3",
        "type": "output",
        "description": "PWM low output 1 and general-purpose I/O RA3."
      },
      {
        "number": "14",
        "name": "FLT12/RP48/RC0",
        "type": "input",
        "description": "PWM Fault input 12, remappable peripheral pin RP48 and general-purpose I/O RC0."
      },
      {
        "number": "15",
        "name": "FLT11/RP61/RC13",
        "type": "input",
        "description": "PWM Fault input 11, remappable peripheral pin RP61 and general-purpose I/O RC13."
      },
      {
        "number": "16",
        "name": "AVSS",
        "type": "power_in",
        "description": "Ground reference for analog modules; this pin must be connected at all times."
      },
      {
        "number": "17",
        "name": "AVDD",
        "type": "power_in",
        "description": "Positive supply for analog modules; this pin must be connected at all times."
      },
      {
        "number": "18",
        "name": "MCLR",
        "type": "input",
        "description": "Master Clear (Reset) input; an active-low Reset to the device."
      },
      {
        "number": "19",
        "name": "AN12/ISRC1/RP59/RC11",
        "type": "bidirectional",
        "description": "Analog input AN12, constant-current output ISRC1 and remappable I/O RC11."
      },
      {
        "number": "20",
        "name": "AN14/PGA2N3/RP60/RC12",
        "type": "bidirectional",
        "description": "Analog input AN14, PGA2 negative input 3 and remappable I/O RC12."
      },
      {
        "number": "21",
        "name": "AN0/PGA1P1/CMP1A/RA0",
        "type": "bidirectional",
        "description": "Analog input AN0, PGA1 positive input 1, comparator 1A input and general-purpose I/O RA0."
      },
      {
        "number": "22",
        "name": "AN1/PGA1P2/PGA2P1/CMP1B/RA1",
        "type": "bidirectional",
        "description": "Analog input AN1, PGA1 positive input 2, PGA2 positive input 1, comparator 1B input and general-purpose I/O RA1."
      },
      {
        "number": "23",
        "name": "AN2/PGA1P3/PGA2P2/CMP1C/CMP2A/RA2",
        "type": "bidirectional",
        "description": "Analog input AN2, PGA1 positive input 3, PGA2 positive input 2, comparator 1C/2A inputs and general-purpose I/O RA2."
      },
      {
        "number": "24",
        "name": "AN3/PGA2P3/CMP1D/CMP2B/RP32/RB0",
        "type": "bidirectional",
        "description": "Analog input AN3, PGA2 positive input 3, comparator 1D/2B inputs, remappable pin RP32 and general-purpose I/O RB0."
      },
      {
        "number": "25",
        "name": "AN4/CMP2C/CMP3A/ISRC4/RP41/RB9",
        "type": "bidirectional",
        "description": "Analog input AN4, comparator 2C/3A inputs, constant-current output ISRC4, remappable pin RP41 and general-purpose I/O RB9."
      },
      {
        "number": "26",
        "name": "AN5/CMP2D/CMP3B/ISRC3/RP42/RB10",
        "type": "bidirectional",
        "description": "Analog input AN5, comparator 2D/3B inputs, constant-current output ISRC3, remappable pin RP42 and general-purpose I/O RB10."
      },
      {
        "number": "27",
        "name": "AN11/PGA1N3/RP57/RC9",
        "type": "bidirectional",
        "description": "Analog input AN11, PGA1 negative input 3, remappable pin RP57 and general-purpose I/O RC9."
      },
      {
        "number": "28",
        "name": "AN10/PGA1P4/EXTREF2/RP58/RC10",
        "type": "bidirectional",
        "description": "Analog input AN10, PGA1 positive input 4, external voltage reference input 2, remappable pin RP58 and general-purpose I/O RC10."
      },
      {
        "number": "29",
        "name": "VDD",
        "type": "power_in",
        "description": "Positive supply for peripheral logic and I/O pins."
      },
      {
        "number": "30",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground reference for logic and I/O pins."
      },
      {
        "number": "31",
        "name": "AN8/PGA2P4/CMP4C/RP49/RC1",
        "type": "bidirectional",
        "description": "Analog input AN8, PGA2 positive input 4, comparator 4C input, remappable pin RP49 and general-purpose I/O RC1."
      },
      {
        "number": "32",
        "name": "OSC1/CLKI/AN6/CMP3C/CMP4A/ISRC2/RP33/RB1",
        "type": "input",
        "description": "Oscillator crystal input or external clock source input CLKI, also analog input AN6, comparator 3C/4A inputs, constant-current output ISRC2, remappable pin RP33 and general-purpose I/O RB1."
      },
      {
        "number": "33",
        "name": "OSC2/CLKO/AN7/PGA1N2/CMP3D/CMP4B/RP34/RB2",
        "type": "bidirectional",
        "description": "Oscillator crystal output or clock output CLKO, also analog input AN7, PGA1 negative input 2, comparator 3D/4B inputs, remappable pin RP34 and general-purpose I/O RB2."
      },
      {
        "number": "34",
        "name": "PGED2/AN18/DACOUT1/INT0/RP35/RB3",
        "type": "bidirectional",
        "description": "Data I/O for programming/debugging channel 2, also analog input AN18, DAC output 1, external interrupt INT0, remappable pin RP35 and general-purpose I/O RB3."
      },
      {
        "number": "35",
        "name": "PGEC2/ADTRG31/RP36/RB4",
        "type": "bidirectional",
        "description": "Clock input for programming/debugging channel 2, also external ADC trigger ADTRG31, remappable pin RP36 and general-purpose I/O RB4."
      },
      {
        "number": "36",
        "name": "AN9/CMP4D/EXTREF1/RP50/RC2",
        "type": "bidirectional",
        "description": "Analog input AN9, comparator 4D input, external voltage reference input 1, remappable pin RP50 and general-purpose I/O RC2."
      },
      {
        "number": "37",
        "name": "ASDA1/RP55/RC7",
        "type": "bidirectional",
        "description": "Alternate I2C1 serial data I/O ASDA1, remappable pin RP55 and general-purpose I/O RC7."
      },
      {
        "number": "38",
        "name": "ASCL1/RP56/RC8",
        "type": "bidirectional",
        "description": "Alternate I2C1 serial clock I/O ASCL1, remappable pin RP56 and general-purpose I/O RC8."
      },
      {
        "number": "39",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground reference for logic and I/O pins."
      },
      {
        "number": "40",
        "name": "VDD",
        "type": "power_in",
        "description": "Positive supply for peripheral logic and I/O pins."
      },
      {
        "number": "41",
        "name": "PGED3/SDA2/FLT31/RP40/RB8",
        "type": "bidirectional",
        "description": "Data I/O for programming/debugging channel 3, also I2C2 serial data SDA2, PWM Fault input 31 (Class B fault), remappable pin RP40 and general-purpose I/O RB8."
      },
      {
        "number": "42",
        "name": "PGEC3/SCL2/RP47/RB15",
        "type": "bidirectional",
        "description": "Clock input for programming/debugging channel 3, also I2C2 serial clock SCL2, remappable pin RP47 and general-purpose I/O RB15."
      },
      {
        "number": "43",
        "name": "TDO/AN19/PGA2N2/RP37/RB5",
        "type": "bidirectional",
        "description": "JTAG test data output TDO, also analog input AN19, PGA2 negative input 2, remappable pin RP37 and general-purpose I/O RB5."
      },
      {
        "number": "44",
        "name": "PGED1/TDI/AN20/SCL1/RP38/RB6",
        "type": "bidirectional",
        "description": "Data I/O for programming/debugging channel 1, also JTAG test data input TDI, analog input AN20, I2C1 serial clock SCL1, remappable pin RP38 and general-purpose I/O RB6."
      }
    ],
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      "Manufacturer": "Microchip Tech",
      "Package": "TQFP-44(10x10)",
      "Category": "Embedded Processors & Controllers",
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          "name": "External Filter Capacitor Value",
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          "name": "Voltage on VDD with respect to VSS",
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