dsPIC33EP256MC204-I

{
  "schema_version": 1,
  "type": "component",
  "slug": "dspic33ep256mc204-i",
  "title": "dsPIC33EP256MC204-I",
  "brief": "Microchip Tech Digital Signal Processors (DSP/DSC), TQFP-44(10x10). Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "embedded processors & controllers",
    "dspic33ep256mc204-i"
  ],
  "component": {
    "mpn": "dsPIC33EP256MC204-I",
    "manufacturer": "Microchip Tech",
    "package": "TQFP-44(10x10)",
    "pin_count": 44,
    "category": "Embedded Processors & Controllers",
    "subcategory": "Digital Signal Processors (DSP/DSC)",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589806268639977472",
    "parts": {
      "symbol": "dspic33ep256mc204-i.kicad_sym",
      "footprint": "dspic33ep256mc204-i.kicad_mod",
      "model_3d": "dspic33ep256mc204-i-etched.glb",
      "model_3d_plain": "dspic33ep256mc204-i.glb",
      "model_3d_step": "dspic33ep256mc204-i-etched.step",
      "model_3d_step_plain": "dspic33ep256mc204-i.step",
      "lbr": "dspic33ep256mc204-i.lbr"
    },
    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "TMS/ASDA1/RP41/RB9",
        "type": "bidirectional",
        "description": "JTAG Test Mode Select input (internal pull-up when JTAG active); alternate I2C1 SDA (ASDA1); remappable peripheral pin 41; GPIO RB9. 5V tolerant."
      },
      {
        "number": "2",
        "name": "RP54/RC6",
        "type": "bidirectional",
        "description": "Remappable peripheral pin 54; GPIO RC6. Full digital I/O with PPS-selectable function. 5V tolerant."
      },
      {
        "number": "3",
        "name": "RP55/RC7",
        "type": "bidirectional",
        "description": "Remappable peripheral pin 55; GPIO RC7. 5V tolerant."
      },
      {
        "number": "4",
        "name": "RP56/RC8",
        "type": "bidirectional",
        "description": "Remappable peripheral pin 56; GPIO RC8. 5V tolerant."
      },
      {
        "number": "5",
        "name": "RP57/RC9",
        "type": "bidirectional",
        "description": "Remappable peripheral pin 57; GPIO RC9. 5V tolerant."
      },
      {
        "number": "6",
        "name": "VSS",
        "type": "power_in",
        "description": "Digital ground reference. Tie to system ground."
      },
      {
        "number": "7",
        "name": "VCAP",
        "type": "power_out",
        "description": "1.8 V internal core regulator output. Requires a 10 µF low-ESR bypass capacitor to VSS."
      },
      {
        "number": "8",
        "name": "RP42/PWM3H/RB10",
        "type": "bidirectional",
        "description": "Motor-control PWM3 high-side output; remappable peripheral pin 42; GPIO RB10. 5V tolerant."
      },
      {
        "number": "9",
        "name": "RP43/PWM3L/RB11",
        "type": "bidirectional",
        "description": "Motor-control PWM3 low-side output; remappable peripheral pin 43; GPIO RB11. 5V tolerant."
      },
      {
        "number": "10",
        "name": "RPI44/PWM2H/RB12",
        "type": "bidirectional",
        "description": "Motor-control PWM2 high-side output; input-only remappable pin 44; GPIO RB12. 5V tolerant."
      },
      {
        "number": "11",
        "name": "RPI45/PWM2L/CTPLS/RB13",
        "type": "bidirectional",
        "description": "Motor-control PWM2 low-side output; CTMU pulse-generator output (CTPLS); input-only remappable pin 45; GPIO RB13. 5V tolerant."
      },
      {
        "number": "12",
        "name": "TDO/RA10",
        "type": "bidirectional",
        "description": "JTAG Test Data Out; GPIO RA10."
      },
      {
        "number": "13",
        "name": "TDI/RA7",
        "type": "bidirectional",
        "description": "JTAG Test Data In; GPIO RA7."
      },
      {
        "number": "14",
        "name": "RPI46/PWM1H/T3CK/RB14",
        "type": "bidirectional",
        "description": "Motor-control PWM1 high-side output; Timer3 external clock (T3CK); input-only remappable pin 46; GPIO RB14. 5V tolerant."
      },
      {
        "number": "15",
        "name": "RPI47/PWM1L/T5CK/RB15",
        "type": "bidirectional",
        "description": "Motor-control PWM1 low-side output; Timer5 external clock (T5CK); input-only remappable pin 47; GPIO RB15. 5V tolerant."
      },
      {
        "number": "16",
        "name": "AVDD",
        "type": "power_in",
        "description": "Analog supply for ADC and analog peripherals. Must be connected; typically tied to VDD through a filter (3.0-3.6 V)."
      },
      {
        "number": "17",
        "name": "AVSS",
        "type": "power_in",
        "description": "Analog ground return for ADC and analog peripherals. Tie to system ground."
      },
      {
        "number": "18",
        "name": "MCLR",
        "type": "input",
        "description": "Active-low master clear (reset) input and programming mode entry. Requires an external pull-up (typically 10 kΩ to VDD)."
      },
      {
        "number": "19",
        "name": "AN0/OA2OUT/RA0",
        "type": "bidirectional",
        "description": "ADC analog input channel 0; Op Amp 2 output; GPIO RA0."
      },
      {
        "number": "20",
        "name": "AN1/C2IN1+/RA1",
        "type": "bidirectional",
        "description": "ADC analog input channel 1; Comparator 2 positive input; GPIO RA1."
      },
      {
        "number": "21",
        "name": "PGED3/VREF-/AN2/C2IN1-/SS1/RPI32/CTED2/RB0",
        "type": "bidirectional",
        "description": "ICSP data channel 3 (PGED3); ADC negative external reference (VREF-); ADC analog input 2; Comparator 2 negative input; SPI1 slave select; input-only remappable pin 32; CTMU edge trigger 2; GPIO RB0."
      },
      {
        "number": "22",
        "name": "PGEC3/VREF+/AN3/OA1OUT/RPI33/CTED1/RB1",
        "type": "bidirectional",
        "description": "ICSP clock channel 3 (PGEC3); ADC positive external reference (VREF+); ADC analog input 3; Op Amp 1 output; input-only remappable pin 33; CTMU edge trigger 1; GPIO RB1."
      },
      {
        "number": "23",
        "name": "PGEC1/AN4/C1IN1+/RPI34/RB2",
        "type": "bidirectional",
        "description": "ICSP clock channel 1 (PGEC1); ADC analog input 4; Comparator 1 positive input; input-only remappable pin 34; GPIO RB2."
      },
      {
        "number": "24",
        "name": "PGED1/AN5/C1IN1-/RP35/RB3",
        "type": "bidirectional",
        "description": "ICSP data channel 1 (PGED1); ADC analog input 5; Comparator 1 negative input; remappable peripheral pin 35; GPIO RB3."
      },
      {
        "number": "25",
        "name": "AN6/OA3OUT/C4IN1+/OCFB/RC0",
        "type": "bidirectional",
        "description": "ADC analog input 6; Op Amp 3 output; Comparator 4 positive input; Output Compare Fault B; GPIO RC0."
      },
      {
        "number": "26",
        "name": "AN7/C3IN1-/C4IN1-/RC1",
        "type": "bidirectional",
        "description": "ADC analog input 7; Comparator 3 negative input; Comparator 4 negative input; GPIO RC1."
      },
      {
        "number": "27",
        "name": "AN8/C3IN1+/U1RTS/BCLK1/FLT3/RC2",
        "type": "bidirectional",
        "description": "ADC analog input 8; Comparator 3 positive input; UART1 request-to-send / bit-clock; PWM fault 3 input; GPIO RC2."
      },
      {
        "number": "28",
        "name": "VDD",
        "type": "power_in",
        "description": "Digital supply pin, 3.0-3.6 V. Decouple with 0.1 µF to VSS close to the pin."
      },
      {
        "number": "29",
        "name": "VSS",
        "type": "power_in",
        "description": "Digital ground reference."
      },
      {
        "number": "30",
        "name": "OSC1/CLKI/RA2",
        "type": "bidirectional",
        "description": "Primary oscillator crystal input / external clock input; GPIO RA2."
      },
      {
        "number": "31",
        "name": "OSC2/CLKO/RA3",
        "type": "bidirectional",
        "description": "Primary oscillator crystal output / clock output (FOSC/2 or CLKO); GPIO RA3."
      },
      {
        "number": "32",
        "name": "SDA2/RPI24/RA8",
        "type": "bidirectional",
        "description": "I2C2 serial data (open-drain); input-only remappable pin 24; GPIO RA8. 5V tolerant."
      },
      {
        "number": "33",
        "name": "FLT32/SCL2/RP36/RB4",
        "type": "bidirectional",
        "description": "PWM fault input 32; I2C2 serial clock (open-drain); remappable peripheral pin 36; GPIO RB4. 5V tolerant."
      },
      {
        "number": "34",
        "name": "CVREF2O/SDO1/RP20/T1CK/RA4",
        "type": "bidirectional",
        "description": "Comparator voltage reference 2 output; SPI1 data out (default); Timer1 external clock; remappable peripheral pin 20; GPIO RA4."
      },
      {
        "number": "35",
        "name": "SDI1/RPI25/RA9",
        "type": "bidirectional",
        "description": "SPI1 data input (default); input-only remappable pin 25; GPIO RA9."
      },
      {
        "number": "36",
        "name": "SCK1/RPI51/RC3",
        "type": "bidirectional",
        "description": "SPI1 shift clock (default); input-only remappable pin 51; GPIO RC3. 5V tolerant."
      },
      {
        "number": "37",
        "name": "SDA1/RPI52/RC4",
        "type": "bidirectional",
        "description": "I2C1 serial data (open-drain); input-only remappable pin 52; GPIO RC4. 5V tolerant."
      },
      {
        "number": "38",
        "name": "SCL1/RPI53/RC5",
        "type": "bidirectional",
        "description": "I2C1 serial clock (open-drain); input-only remappable pin 53; GPIO RC5. 5V tolerant."
      },
      {
        "number": "39",
        "name": "VSS",
        "type": "power_in",
        "description": "Digital ground reference."
      },
      {
        "number": "40",
        "name": "VDD",
        "type": "power_in",
        "description": "Digital supply, 3.0-3.6 V. Decouple with 0.1 µF to VSS close to the pin."
      },
      {
        "number": "41",
        "name": "PGED2/ASDA2/RP37/RB5",
        "type": "bidirectional",
        "description": "ICSP data channel 2 (PGED2); alternate I2C2 data (ASDA2); remappable peripheral pin 37; GPIO RB5. 5V tolerant."
      },
      {
        "number": "42",
        "name": "PGEC2/ASCL2/RP38/RB6",
        "type": "bidirectional",
        "description": "ICSP clock channel 2 (PGEC2); alternate I2C2 clock (ASCL2); remappable peripheral pin 38; GPIO RB6. 5V tolerant."
      },
      {
        "number": "43",
        "name": "RP39/INT0/RB7",
        "type": "bidirectional",
        "description": "Remappable peripheral pin 39; External Interrupt 0 input; GPIO RB7. 5V tolerant."
      },
      {
        "number": "44",
        "name": "TCK/CVREF1O/ASCL1/RP40/T4CK/RB8",
        "type": "bidirectional",
        "description": "JTAG Test Clock; Comparator voltage reference 1 output; alternate I2C1 clock (ASCL1); remappable peripheral pin 40; Timer4 external clock; GPIO RB8. 5V tolerant."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589806268639977472",
        "pages": 546,
        "sha256": "ee605a134379ee11",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 44,
        "described": 44,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "dspic33ep256mc204-i.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          12,
          12,
          1.1
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "61ecec1147f835d2c9d165c450b1c8d53e65b038f6ca1dac3066a2dfb1bbbb85",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "dspic33ep256mc204-i-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          12,
          12,
          1.1
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "72b5ffc708a46dd459ce976a8f1e72b99f594bbf5b69be17f402617524d8a429",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Microchip Tech",
      "Package": "TQFP-44(10x10)",
      "Category": "Embedded Processors & Controllers",
      "Pins": "44"
    }
  },
  "variants": [
    {
      "mpn": "dsPIC33EP256MC204-II/PT",
      "kind": "packaging"
    },
    {
      "mpn": "dsPIC33EP256MC204-II/ML",
      "kind": "packaging"
    },
    {
      "mpn": "dsPIC33EP256MC204-II/MV",
      "kind": "packaging"
    }
  ],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "dspic33ep256mc204-i"
  ],
  "discovery_pitch": "dsPIC33EP256MC204-I (Microchip Tech) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "dspic33ep256mc204-i.kicad_sym",
    "dspic33ep256mc204-i.kicad_mod",
    "dspic33ep256mc204-i.glb",
    "dspic33ep256mc204-i.step",
    "dspic33ep256mc204-i.lbr",
    "docs/hero.png",
    "docs/dspic33ep256mc204-i-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "visibility": {
    "public": true
  },
  "updated_at": "2026-09-24T20:10:58.570Z"
}