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TMS320F28034PNQ
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Texas Instruments Microcontrollers (MCU/MPU/SOC), LQFP-80(12x12). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+117@@ -0,0 +1,117 @@+# TMS320F28034PNQ++**Texas Instruments** · Microcontrollers (MCU/MPU/SOC) · LQFP-80(12x12)++TMS320F28034PNQ from Texas Instruments, in a LQFP-80(12x12). Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.++## Pinout++| Pin | Name | Type | Function |+|---|---|---|---|+| 1 | GPIO22/EQEP1S/LINTXA | bidirectional | General-purpose I/O 22 or enhanced QEP1 strobe input/output or LIN transmit A output. |+| 2 | GPIO32/SDAA/EPWMSYNCI/ADCSOCAO | bidirectional | General-purpose I/O 32 or I2C data open-drain bidirectional or enhanced PWM external synchronization pulse input or ADC conversion start-of-conversion A output. |+| 3 | GPIO33/SCLA/EPWMSYNCO/ADCSOCBO | bidirectional | General-purpose I/O 33 or I2C clock open-drain bidirectional or enhanced PWM external synchronization pulse output or ADC conversion start-of-conversion B output. |+| 4 | GPIO23/EQEP1I/LINRXA | bidirectional | General-purpose I/O 23 or enhanced QEP1 index input/output or LIN receive A input. |+| 5 | GPIO42/COMP1OUT | bidirectional | General-purpose I/O 42 or comparator 1 direct output. |+| 6 | GPIO43/COMP2OUT | bidirectional | General-purpose I/O 43 or comparator 2 direct output. |+| 7 | VDD | power_in | CPU and logic digital power supply 3.3V nominal. |+| 8 | VSS | power_in | Digital ground. |+| 9 | XRS | bidirectional | Device reset input/output and watchdog reset output with open-drain output buffer and internal pull-up resistance. |+| 10 | TRST | input | JTAG test reset with internal pull-down, high-level active, must remain low during normal device operation. |+| 11 | ADCINA7 | input | ADC group A channel 7 input. |+| 12 | ADCINA6/COMP3A/AIO6 | input | ADC group A channel 6 input or comparator 3A input or analog I/O 6. |+| 13 | ADCINA5 | input | ADC group A channel 5 input. |+| 14 | ADCINA4/COMP2A/AIO4 | input | ADC group A channel 4 input or comparator 2A input or analog I/O 4. |+| 15 | ADCINA3 | input | ADC group A channel 3 input. |+| 16 | ADCINA2/COMP1A/AIO2 | input | ADC group A channel 2 input or comparator 1A input or analog I/O 2. |+| 17 | ADCINA1 | input | ADC group A channel 1 input. |+| 18 | ADCINA0/VREFHI | input | ADC group A channel 0 input or ADC external reference high, not to be used simultaneously. |+| 19 | VREFHI | input | ADC external reference high, only in external reference mode, must not exceed VDDA. |+| 20 | VDDA | power_in | Analog power supply 3.3V nominal with 2.2μF bypass capacitor required nearby. |+| 21 | VSSA | power_in | Analog ground. |+| 22 | VREFLO | input | ADC external reference low, tied to VSSA. |+| 23 | ADCINB0 | input | ADC group B channel 0 input. |+| 24 | ADCINB1 | input | ADC group B channel 1 input. |+| 25 | ADCINB2/COMP1B/AIO10 | input | ADC group B channel 2 input or comparator 1B input or analog I/O 10. |+| 26 | ADCINB3 | input | ADC group B channel 3 input. |+| 27 | ADCINB4/COMP2B/AIO12 | input | ADC group B channel 4 input or comparator 2B input or analog I/O 12. |+| 28 | ADCINB5 | input | ADC group B channel 5 input. |+| 29 | ADCINB6/COMP3B/AIO14 | input | ADC group B channel 6 input or comparator 3B input or analog I/O 14. |+| 30 | ADCINB7 | input | ADC group B channel 7 input. |+| 31 | GPIO27/HRCAP2/SPISTEB | bidirectional | General-purpose I/O 27 or high-resolution capture 2 input or SPI-B slave transmit enable input/output. |+| 32 | GPIO31/CANTXA | bidirectional | General-purpose I/O 31 or CAN transmit output. |+| 33 | GPIO30/CANRXA | bidirectional | General-purpose I/O 30 or CAN receive input. |+| 34 | GPIO29/SCITXDA/SCLA/TZ3 | bidirectional | General-purpose I/O 29 or SCI transmit A output or I2C clock open-drain or trip-zone input 3. |+| 35 | VSS | power_in | Digital ground. |+| 36 | VDDIO | power_in | Digital I/O buffer and flash power supply 3.3V with bypass capacitor required. |+| 37 | GPIO26/HRCAP1/SPICLKB | bidirectional | General-purpose I/O 26 or high-resolution capture 1 input or SPI-B clock input/output. |+| 38 | TEST2 | input | Flash test pin reserved for TI, must be left unconnected. |+| 39 | GPIO9/EPWM5B/LINTXA/HRCAP1 | bidirectional | General-purpose I/O 9 or enhanced PWM 5 output B or LIN transmit A output or high-resolution capture 1 input. |+| 40 | GPIO28/SCIRXDA/SDAA/TZ2 | bidirectional | General-purpose I/O 28 or SCI receive A input or I2C data open-drain or trip-zone input 2. |+| 41 | GPIO18/SPICLKA/LINTXA/XCLKOUT | bidirectional | General-purpose I/O 18 or SPI-A clock input/output or LIN transmit A output or derived XCLKOUT output. |+| 42 | GPIO17/SPISOMIA/TZ3 | bidirectional | General-purpose I/O 17 or SPI-A slave output/master input or trip-zone input 3. |+| 43 | GPIO8/EPWM5A/ADCSOCAO | bidirectional | General-purpose I/O 8 or enhanced PWM 5 output A or ADC conversion start-of-conversion A output. |+| 44 | GPIO25/SPISOMIB | bidirectional | General-purpose I/O 25 or SPI-B slave output/master input (SPI-B only in PN package). |+| 45 | GPIO44 | bidirectional | General-purpose I/O 44. |+| 46 | GPIO16/SPISIMOA/TZ2 | bidirectional | General-purpose I/O 16 or SPI-A slave input/master output or trip-zone input 2. |+| 47 | GPIO12/TZ1/SCITXDA/SPISIMOB | bidirectional | General-purpose I/O 12 or trip-zone input 1 or SCI transmit A output or SPI-B slave input/master output. |+| 48 | GPIO41/EPWM7B | bidirectional | General-purpose I/O 41 or enhanced PWM 7 output B. |+| 49 | GPIO7/EPWM4B/SCIRXDA | bidirectional | General-purpose I/O 7 or enhanced PWM 4 output B or SCI receive A input. |+| 50 | GPIO6/EPWM4A/EPWMSYNCI/EPWMSYNCO | bidirectional | General-purpose I/O 6 or enhanced PWM 4 output A or PWM external synchronization pulse input or PWM synchronization pulse output. |+| 51 | X2 | output | Crystal oscillator output, must connect quartz crystal or ceramic resonator between X1 and X2. |+| 52 | X1 | input | Crystal oscillator 1.8V input, must connect quartz crystal or ceramic resonator between X1 and X2, or ground if unused. |+| 53 | VSS | power_in | Digital ground. |+| 54 | VDD | power_in | CPU and logic digital power supply 3.3V nominal. |+| 55 | GPIO19/XCLKIN/SPISTEA/LINRXA/ECAP1 | bidirectional | General-purpose I/O 19 or external oscillator input or SPI-A slave transmit enable input/output or LIN receive A input or enhanced capture 1 input/output. |+| 56 | GPIO39 | bidirectional | General-purpose I/O 39. |+| 57 | GPIO38/TCK/XCLKIN | bidirectional | General-purpose I/O 38 or JTAG test clock input or external oscillator input (default XCLKIN source). |+| 58 | GPIO37/TDO | output | General-purpose I/O 37 or JTAG test data output with 8mA drive capability. |+| 59 | GPIO35/TDI | input | General-purpose I/O 35 or JTAG test data input with internal pull-up resistor. |+| 60 | GPIO36/TMS | input | General-purpose I/O 36 or JTAG test mode select input with internal pull-up resistor. |+| 61 | GPIO11/EPWM6B/LINRXA/HRCAP2 | bidirectional | General-purpose I/O 11 or enhanced PWM 6 output B or LIN receive A input or high-resolution capture 2 input. |+| 62 | GPIO5/EPWM3B/SPISIMOA/ECAP1 | bidirectional | General-purpose I/O 5 or enhanced PWM 3 output B or SPI-A slave input/master output or enhanced capture 1 input/output. |+| 63 | GPIO4/EPWM3A | bidirectional | General-purpose I/O 4 or enhanced PWM 3 output A and HRPWM channel. |+| 64 | GPIO40/EPWM7A | bidirectional | General-purpose I/O 40 or enhanced PWM 7 output A and HRPWM channel. |+| 65 | GPIO10/EPWM6A/ADCSOCBO | bidirectional | General-purpose I/O 10 or enhanced PWM 6 output A or ADC conversion start-of-conversion B output. |+| 66 | GPIO3/EPWM2B/SPISOMIA/COMP2OUT | bidirectional | General-purpose I/O 3 or enhanced PWM 2 output B or SPI-A slave output/master input or comparator 2 direct output. |+| 67 | GPIO2/EPWM2A | bidirectional | General-purpose I/O 2 or enhanced PWM 2 output A and HRPWM channel. |+| 68 | GPIO1/EPWM1B/COMP1OUT | bidirectional | General-purpose I/O 1 or enhanced PWM 1 output B or comparator 1 direct output. |+| 69 | GPIO0/EPWM1A | bidirectional | General-purpose I/O 0 or enhanced PWM 1 output A and HRPWM channel. |+| 70 | VDDIO | power_in | Digital I/O buffer and flash power supply 3.3V with bypass capacitor required. |+| 71 | VSS | power_in | Digital ground. |+| 72 | VDD | power_in | CPU and logic digital power supply 3.3V nominal. |+| 73 | VREGENZ | input | Internal voltage regulator (VREG) enable with internal pull-down, connect low to enable 1.8V VREG or high to disable and use external 1.8V supply. |+| 74 | GPIO34/COMP2OUT/COMP3OUT | bidirectional | General-purpose I/O 34 or comparator 2 direct output or comparator 3 direct output. |+| 75 | GPIO15/TZ1/LINRXA/SPISTEB | bidirectional | General-purpose I/O 15 or trip-zone input 1 or LIN receive A input or SPI-B slave transmit enable input/output. |+| 76 | GPIO13/TZ2/SPISOMIB | bidirectional | General-purpose I/O 13 or trip-zone input 2 or SPI-B slave output/master input (SPI-B only in PN package). |+| 77 | GPIO14/TZ3/LINTXA/SPICLKB | bidirectional | General-purpose I/O 14 or trip-zone input 3 or LIN transmit A output or SPI-B clock input/output. |+| 78 | GPIO20/EQEP1A/COMP1OUT | bidirectional | General-purpose I/O 20 or enhanced QEP 1 input A or comparator 1 direct output. |+| 79 | GPIO21/EQEP1B/COMP2OUT | bidirectional | General-purpose I/O 21 or enhanced QEP 1 input B or comparator 2 direct output. |+| 80 | GPIO24/ECAP1/SPISIMOB | bidirectional | General-purpose I/O 24 or enhanced capture 1 input/output or SPI-B slave input/master output (SPI-B only in PN package). |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | LQFP-80(12x12) |+| Category | Embedded Processors & Controllers |+| Pins | 80 |++## CAD (KiCad official)++- Symbol: `TMS320F28034PNQ`+- Footprint: `Package_QFP:LQFP-80_12x12mm_P0.5mm`+- 3D model: LQFP-80(12x12) (KiCad packages3D, STEP)+- 3D model files: `tms320f28034pnq-etched.step` / `tms320f28034pnq-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `tms320f28034pnq.step` / `tms320f28034pnq.glb` are the bare package body.++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [Texas Instruments datasheet](https://www.ti.com/cn/lit/gpn/tms320f28033) (176 pp, sha256 `cb9ccecfd6b5c484`, retrieved 2026-10-01, tier: lcsc)+- **Datasheet language:** Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.+- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-haiku-4-5-20251001` (text), consensus `claude-sonnet-5-5` (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.+- **CAD:** KiCad official libraries (CC-BY-SA 4.0).++[Datasheet PDF](docs/tms320f28034pnq-datasheet.pdf)
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Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "embedded processors & controllers",+ "tms320f28034pnq",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "tms320f28034pnq.kicad_sym",+ "tms320f28034pnq.kicad_mod",+ "tms320f28034pnq.glb",+ "tms320f28034pnq.step",+ "tms320f28034pnq.lbr",+ "docs/hero.png",+ "docs/tms320f28034pnq-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html"+ ],+ "component": {+ "mpn": "TMS320F28034PNQ",+ "manufacturer": "Texas Instruments",+ "package": "LQFP-80(12x12)",+ "pin_count": 80,+ "category": "Embedded Processors & Controllers",+ "subcategory": "Microcontrollers (MCU/MPU/SOC)",+ "datasheet": "https://www.ti.com/cn/lit/gpn/tms320f28033",+ "parts": {+ "symbol": "tms320f28034pnq.kicad_sym",+ "footprint": "tms320f28034pnq.kicad_mod",+ "model_3d": "tms320f28034pnq-etched.glb",+ "model_3d_plain": "tms320f28034pnq.glb",+ "model_3d_step": "tms320f28034pnq-etched.step",+ "model_3d_step_plain": "tms320f28034pnq.step",+ "lbr": "tms320f28034pnq.lbr"+ },+ "distributor_links": {+ "lcsc": "C544544",+ "digikey": "296-46496-ND",+ "mouser": "595-TMS320F28034PNQ"+ },+ "distributor_check": {+ "checked_at": "2026-10-01T00:04:52Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "296-46496-ND",+ "status": "found"+ },+ "mouser": {+ "pn": "595-TMS320F28034PNQ",+ "status": "found"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "GPIO22/EQEP1S/LINTXA",+ "type": "bidirectional",+ "description": "General-purpose I/O 22 or enhanced QEP1 strobe input/output or LIN transmit A output."+ },+ {+ "number": "2",+ "name": "GPIO32/SDAA/EPWMSYNCI/ADCSOCAO",+ "type": "bidirectional",+ "description": "General-purpose I/O 32 or I2C data open-drain bidirectional or enhanced PWM external synchronization pulse input or ADC conversion start-of-conversion A output."+ },+ {+ "number": "3",+ "name": "GPIO33/SCLA/EPWMSYNCO/ADCSOCBO",+ "type": "bidirectional",+ "description": "General-purpose I/O 33 or I2C clock open-drain bidirectional or enhanced PWM external synchronization pulse output or ADC conversion start-of-conversion B output."+ },+ {+ "number": "4",+ "name": "GPIO23/EQEP1I/LINRXA",+ "type": "bidirectional",+ "description": "General-purpose I/O 23 or enhanced QEP1 index input/output or LIN receive A input."+ },+ {+ "number": "5",+ "name": "GPIO42/COMP1OUT",+ "type": "bidirectional",+ "description": "General-purpose I/O 42 or comparator 1 direct output."+ },+ {+ "number": "6",+ "name": "GPIO43/COMP2OUT",+ "type": "bidirectional",+ "description": "General-purpose I/O 43 or comparator 2 direct output."+ },+ {+ "number": "7",+ "name": "VDD",+ "type": "power_in",+ "description": "CPU and logic digital power supply 3.3V nominal."+ },+ {+ "number": "8",+ "name": "VSS",+ "type": "power_in",+ "description": "Digital ground."+ },+ {+ "number": "9",+ "name": "XRS",+ "type": "bidirectional",+ "description": "Device reset input/output and watchdog reset output with open-drain output buffer and internal pull-up resistance."+ },+ {+ "number": "10",+ "name": "TRST",+ "type": "input",+ "description": "JTAG test reset with internal pull-down, high-level active, must remain low during normal device operation."+ },+ {+ "number": "11",+ "name": "ADCINA7",+ "type": "input",+ "description": "ADC group A channel 7 input."+ },+ {+ "number": "12",+ "name": "ADCINA6/COMP3A/AIO6",+ "type": "input",+ "description": "ADC group A channel 6 input or comparator 3A input or analog I/O 6."+ },+ {+ "number": "13",+ "name": "ADCINA5",+ "type": "input",+ "description": "ADC group A channel 5 input."+ },+ {+ "number": "14",+ "name": "ADCINA4/COMP2A/AIO4",+ "type": "input",+ "description": "ADC group A channel 4 input or comparator 2A input or analog I/O 4."+ },+ {+ "number": "15",+ "name": "ADCINA3",+ "type": "input",+ "description": "ADC group A channel 3 input."+ },+ {+ "number": "16",+ "name": "ADCINA2/COMP1A/AIO2",+ "type": "input",+ "description": "ADC group A channel 2 input or comparator 1A input or analog I/O 2."+ },+ {+ "number": "17",+ "name": "ADCINA1",+ "type": "input",+ "description": "ADC group A channel 1 input."+ },+ {+ "number": "18",+ "name": "ADCINA0/VREFHI",+ "type": "input",+ "description": "ADC group A channel 0 input or ADC external reference high, not to be used simultaneously."+ },+ {+ "number": "19",+ "name": "VREFHI",+ "type": "input",+ "description": "ADC external reference high, only in external reference mode, must not exceed VDDA."+ },+ {+ "number": "20",+ "name": "VDDA",+ "type": "power_in",+ "description": "Analog power supply 3.3V nominal with 2.2μF bypass capacitor required nearby."+ },+ {+ "number": "21",+ "name": "VSSA",+ "type": "power_in",+ "description": "Analog ground."+ },+ {+ "number": "22",+ "name": "VREFLO",+ "type": "input",+ "description": "ADC external reference low, tied to VSSA."+ },+ {+ "number": "23",+ "name": "ADCINB0",+ "type": "input",+ "description": "ADC group B channel 0 input."+ },+ {+ "number": "24",+ "name": "ADCINB1",+ "type": "input",+ "description": "ADC group B channel 1 input."+ },+ {+ "number": "25",+ "name": "ADCINB2/COMP1B/AIO10",+ "type": "input",+ "description": "ADC group B channel 2 input or comparator 1B input or analog I/O 10."+ },+ {+ "number": "26",+ "name": "ADCINB3",+ "type": "input",+ "description": "ADC group B channel 3 input."+ },+ {+ "number": "27",+ "name": "ADCINB4/COMP2B/AIO12",+ "type": "input",+ "description": "ADC group B channel 4 input or comparator 2B input or analog I/O 12."+ },+ {+ "number": "28",+ "name": "ADCINB5",+ "type": "input",+ "description": "ADC group B channel 5 input."+ },+ {+ "number": "29",+ "name": "ADCINB6/COMP3B/AIO14",+ "type": "input",+ "description": "ADC group B channel 6 input or comparator 3B input or analog I/O 14."+ },+ {+ "number": "30",+ "name": "ADCINB7",+ "type": "input",+ "description": "ADC group B channel 7 input."+ },+ {+ "number": "31",+ "name": "GPIO27/HRCAP2/SPISTEB",+ "type": "bidirectional",+ "description": "General-purpose I/O 27 or high-resolution capture 2 input or SPI-B slave transmit enable input/output."+ },+ {+ "number": "32",+ "name": "GPIO31/CANTXA",+ "type": "bidirectional",+ "description": "General-purpose I/O 31 or CAN transmit output."+ },+ {+ "number": "33",+ "name": "GPIO30/CANRXA",+ "type": "bidirectional",+ "description": "General-purpose I/O 30 or CAN receive input."+ },+ {+ "number": "34",+ "name": "GPIO29/SCITXDA/SCLA/TZ3",+ "type": "bidirectional",+ "description": "General-purpose I/O 29 or SCI transmit A output or I2C clock open-drain or trip-zone input 3."+ },+ {+ "number": "35",+ "name": "VSS",+ "type": "power_in",+ "description": "Digital ground."+ },+ {+ "number": "36",+ "name": "VDDIO",+ "type": "power_in",+ "description": "Digital I/O buffer and flash power supply 3.3V with bypass capacitor required."+ },+ {+ "number": "37",+ "name": "GPIO26/HRCAP1/SPICLKB",+ "type": "bidirectional",+ "description": "General-purpose I/O 26 or high-resolution capture 1 input or SPI-B clock input/output."+ },+ {+ "number": "38",+ "name": "TEST2",+ "type": "input",+ "description": "Flash test pin reserved for TI, must be left unconnected."+ },+ {+ "number": "39",+ "name": "GPIO9/EPWM5B/LINTXA/HRCAP1",+ "type": "bidirectional",+ "description": "General-purpose I/O 9 or enhanced PWM 5 output B or LIN transmit A output or high-resolution capture 1 input."+ },+ {+ "number": "40",+ "name": "GPIO28/SCIRXDA/SDAA/TZ2",+ "type": "bidirectional",+ "description": "General-purpose I/O 28 or SCI receive A input or I2C data open-drain or trip-zone input 2."+ },+ {+ "number": "41",+ "name": "GPIO18/SPICLKA/LINTXA/XCLKOUT",+ "type": "bidirectional",+ "description": "General-purpose I/O 18 or SPI-A clock input/output or LIN transmit A output or derived XCLKOUT output."+ },+ {+ "number": "42",+ "name": "GPIO17/SPISOMIA/TZ3",+ "type": "bidirectional",+ "description": "General-purpose I/O 17 or SPI-A slave output/master input or trip-zone input 3."+ },+ {+ "number": "43",+ "name": "GPIO8/EPWM5A/ADCSOCAO",+ "type": "bidirectional",+ "description": "General-purpose I/O 8 or enhanced PWM 5 output A or ADC conversion start-of-conversion A output."+ },+ {+ "number": "44",+ "name": "GPIO25/SPISOMIB",+ "type": "bidirectional",+ "description": "General-purpose I/O 25 or SPI-B slave output/master input (SPI-B only in PN package)."+ },+ {+ "number": "45",+ "name": "GPIO44",+ "type": "bidirectional",+ "description": "General-purpose I/O 44."+ },+ {+ "number": "46",+ "name": "GPIO16/SPISIMOA/TZ2",+ "type": "bidirectional",+ "description": "General-purpose I/O 16 or SPI-A slave input/master output or trip-zone input 2."+ },+ {+ "number": "47",+ "name": "GPIO12/TZ1/SCITXDA/SPISIMOB",+ "type": "bidirectional",+ "description": "General-purpose I/O 12 or trip-zone input 1 or SCI transmit A output or SPI-B slave input/master output."+ },+ {+ "number": "48",+ "name": "GPIO41/EPWM7B",+ "type": "bidirectional",+ "description": "General-purpose I/O 41 or enhanced PWM 7 output B."+ },+ {+ "number": "49",+ "name": "GPIO7/EPWM4B/SCIRXDA",+ "type": "bidirectional",+ "description": "General-purpose I/O 7 or enhanced PWM 4 output B or SCI receive A input."+ },+ {+ "number": "50",+ "name": "GPIO6/EPWM4A/EPWMSYNCI/EPWMSYNCO",+ "type": "bidirectional",+ "description": "General-purpose I/O 6 or enhanced PWM 4 output A or PWM external synchronization pulse input or PWM synchronization pulse output."+ },+ {+ "number": "51",+ "name": "X2",+ "type": "output",+ "description": "Crystal oscillator output, must connect quartz crystal or ceramic resonator between X1 and X2."+ },+ {+ "number": "52",+ "name": "X1",+ "type": "input",+ "description": "Crystal oscillator 1.8V input, must connect quartz crystal or ceramic resonator between X1 and X2, or ground if unused."+ },+ {+ "number": "53",+ "name": "VSS",+ "type": "power_in",+ "description": "Digital ground."+ },+ {+ "number": "54",+ "name": "VDD",+ "type": "power_in",+ "description": "CPU and logic digital power supply 3.3V nominal."+ },+ {+ "number": "55",+ "name": "GPIO19/XCLKIN/SPISTEA/LINRXA/ECAP1",+ "type": "bidirectional",+ "description": "General-purpose I/O 19 or external oscillator input or SPI-A slave transmit enable input/output or LIN receive A input or enhanced capture 1 input/output."+ },+ {+ "number": "56",+ "name": "GPIO39",+ "type": "bidirectional",+ "description": "General-purpose I/O 39."+ },+ {+ "number": "57",+ "name": "GPIO38/TCK/XCLKIN",+ "type": "bidirectional",+ "description": "General-purpose I/O 38 or JTAG test clock input or external oscillator input (default XCLKIN source)."+ },+ {+ "number": "58",+ "name": "GPIO37/TDO",+ "type": "output",+ "description": "General-purpose I/O 37 or JTAG test data output with 8mA drive capability."+ },+ {+ "number": "59",+ "name": "GPIO35/TDI",+ "type": "input",+ "description": "General-purpose I/O 35 or JTAG test data input with internal pull-up resistor."+ },+ {+ "number": "60",+ "name": "GPIO36/TMS",+ "type": "input",+ "description": "General-purpose I/O 36 or JTAG test mode select input with internal pull-up resistor."+ },+ {+ "number": "61",+ "name": "GPIO11/EPWM6B/LINRXA/HRCAP2",+ "type": "bidirectional",+ "description": "General-purpose I/O 11 or enhanced PWM 6 output B or LIN receive A input or high-resolution capture 2 input."+ },+ {+ "number": "62",+ "name": "GPIO5/EPWM3B/SPISIMOA/ECAP1",+ "type": "bidirectional",+ "description": "General-purpose I/O 5 or enhanced PWM 3 output B or SPI-A slave input/master output or enhanced capture 1 input/output."+ },+ {+ "number": "63",+ "name": "GPIO4/EPWM3A",+ "type": "bidirectional",+ "description": "General-purpose I/O 4 or enhanced PWM 3 output A and HRPWM channel."+ },+ {+ "number": "64",+ "name": "GPIO40/EPWM7A",+ "type": "bidirectional",+ "description": "General-purpose I/O 40 or enhanced PWM 7 output A and HRPWM channel."+ },+ {+ "number": "65",+ "name": "GPIO10/EPWM6A/ADCSOCBO",+ "type": "bidirectional",+ "description": "General-purpose I/O 10 or enhanced PWM 6 output A or ADC conversion start-of-conversion B output."+ },+ {+ "number": "66",+ "name": "GPIO3/EPWM2B/SPISOMIA/COMP2OUT",+ "type": "bidirectional",+ "description": "General-purpose I/O 3 or enhanced PWM 2 output B or SPI-A slave output/master input or comparator 2 direct output."+ },+ {+ "number": "67",+ "name": "GPIO2/EPWM2A",+ "type": "bidirectional",+ "description": "General-purpose I/O 2 or enhanced PWM 2 output A and HRPWM channel."+ },+ {+ "number": "68",+ "name": "GPIO1/EPWM1B/COMP1OUT",+ "type": "bidirectional",+ "description": "General-purpose I/O 1 or enhanced PWM 1 output B or comparator 1 direct output."+ },+ {+ "number": "69",+ "name": "GPIO0/EPWM1A",+ "type": "bidirectional",+ "description": "General-purpose I/O 0 or enhanced PWM 1 output A and HRPWM channel."+ },+ {+ "number": "70",+ "name": "VDDIO",+ "type": "power_in",+ "description": "Digital I/O buffer and flash power supply 3.3V with bypass capacitor required."+ },+ {+ "number": "71",+ "name": "VSS",+ "type": "power_in",+ "description": "Digital ground."+ },+ {+ "number": "72",+ "name": "VDD",+ "type": "power_in",+ "description": "CPU and logic digital power supply 3.3V nominal."+ },+ {+ "number": "73",+ "name": "VREGENZ",+ "type": "input",+ "description": "Internal voltage regulator (VREG) enable with internal pull-down, connect low to enable 1.8V VREG or high to disable and use external 1.8V supply."+ },+ {+ "number": "74",+ "name": "GPIO34/COMP2OUT/COMP3OUT",+ "type": "bidirectional",+ "description": "General-purpose I/O 34 or comparator 2 direct output or comparator 3 direct output."+ },+ {+ "number": "75",+ "name": "GPIO15/TZ1/LINRXA/SPISTEB",+ "type": "bidirectional",+ "description": "General-purpose I/O 15 or trip-zone input 1 or LIN receive A input or SPI-B slave transmit enable input/output."+ },+ {+ "number": "76",+ "name": "GPIO13/TZ2/SPISOMIB",+ "type": "bidirectional",+ "description": "General-purpose I/O 13 or trip-zone input 2 or SPI-B slave output/master input (SPI-B only in PN package)."+ },+ {+ "number": "77",+ "name": "GPIO14/TZ3/LINTXA/SPICLKB",+ "type": "bidirectional",+ "description": "General-purpose I/O 14 or trip-zone input 3 or LIN transmit A output or SPI-B clock input/output."+ },+ {+ "number": "78",+ "name": "GPIO20/EQEP1A/COMP1OUT",+ "type": "bidirectional",+ "description": "General-purpose I/O 20 or enhanced QEP 1 input A or comparator 1 direct output."+ },+ {+ "number": "79",+ "name": "GPIO21/EQEP1B/COMP2OUT",+ "type": "bidirectional",+ "description": "General-purpose I/O 21 or enhanced QEP 1 input B or comparator 2 direct output."+ },+ {+ "number": "80",+ "name": "GPIO24/ECAP1/SPISIMOB",+ "type": "bidirectional",+ "description": "General-purpose I/O 24 or enhanced capture 1 input/output or SPI-B slave input/master output (SPI-B only in PN package)."+ }+ ],+ "provenance": {+ "extractor": "extract_pins 0.3",+ "factory_chain": {+ "factory": "2.0.0",+ "extractor": "extract_pins 0.3",+ "primary_model": "claude-haiku-4-5-20251001",+ "primary_mode": "text",+ "consensus_model": "claude-sonnet-5-5",+ "consensus": "agreed",+ "guards": "pin_guards 0.1: passed",+ "guard_notes": [+ "extractor flagged: ADCINA0 and VREFHI share the same pin (18/19), marked as not usable simultaneously per Table 5-1 not"+ ],+ "pages_sent": 120,+ "cost_usd": 0.9684,+ "at": "2026-10-01T00:04:25"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/tms320f28033",+ "pages": 176,+ "sha256": "cb9ccecfd6b5c484",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 80,+ "described": 80,+ "cites_pages": true,+ "refuses_to_fabricate": true+ }+ },+ "viewers": {+ "symbol": "viewers/symbol.html",+ "footprint": "viewers/footprint.html"+ }+ },+ "visibility": "public",+ "org": "adom",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }+}