C8051F310-GQR

@@ -0,0 +1,74 @@+# C8051F310-GQR++**SKYWORKS SILICON LABS** · Microcontrollers (MCU/MPU/SOC) · LQFP-32(7x7)++C8051F310-GQR from SKYWORKS SILICON LABS, in a LQFP-32(7x7). Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.++## Pinout++| Pin | Name | Type | Function |+|---|---|---|---|+| 1 | P0.1 | bidirectional | Port 0.1. Digital I/O, 5 V tolerant with high sink current. Crossbar-configurable to peripheral functions (UART, SMBus, SPI, PCA, timers, comparator). |+| 2 | P0.0/VREF | bidirectional | Port 0.0 (digital I/O) muxed with external VREF input for the 10-bit ADC (F310/1/2/3 only). |+| 3 | GND | power_in | Ground reference (0 V). |+| 4 | VDD | power_in | Power supply voltage input, 2.7 V to 3.6 V. |+| 5 | /RST/C2CK | bidirectional | Active-low device reset (open-drain output of internal POR; external source can pull low >=10 us to reset) muxed with C2 debug clock. |+| 6 | P3.0/C2D | bidirectional | Port 3.0 digital I/O muxed with C2 debug bidirectional data. |+| 7 | P3.1 | bidirectional | Port 3.1. Digital I/O or analog input, 5 V tolerant. |+| 8 | P3.2 | bidirectional | Port 3.2. Digital I/O or analog input, 5 V tolerant. |+| 9 | P3.3 | bidirectional | Port 3.3. Digital I/O or analog input, 5 V tolerant. |+| 10 | P3.4 | bidirectional | Port 3.4. Digital I/O or analog input, 5 V tolerant. |+| 11 | P2.7 | bidirectional | Port 2.7. Digital I/O or analog input, 5 V tolerant. |+| 12 | P2.6 | bidirectional | Port 2.6. Digital I/O or analog input, 5 V tolerant. |+| 13 | P2.5 | bidirectional | Port 2.5. Digital I/O or analog input, 5 V tolerant. |+| 14 | P2.4 | bidirectional | Port 2.4. Digital I/O or analog input, 5 V tolerant. |+| 15 | P2.3 | bidirectional | Port 2.3. Digital I/O or analog input, 5 V tolerant. |+| 16 | P2.2 | bidirectional | Port 2.2. Digital I/O or analog input, 5 V tolerant. |+| 17 | P2.1 | bidirectional | Port 2.1. Digital I/O or analog input, 5 V tolerant. |+| 18 | P2.0 | bidirectional | Port 2.0. Digital I/O or analog input, 5 V tolerant. |+| 19 | P1.7 | bidirectional | Port 1.7. Digital I/O or analog input, 5 V tolerant. |+| 20 | P1.6 | bidirectional | Port 1.6. Digital I/O or analog input, 5 V tolerant. |+| 21 | P1.5 | bidirectional | Port 1.5. Digital I/O or analog input, 5 V tolerant. |+| 22 | P1.4 | bidirectional | Port 1.4. Digital I/O or analog input, 5 V tolerant. |+| 23 | P1.3 | bidirectional | Port 1.3. Digital I/O or analog input, 5 V tolerant. |+| 24 | P1.2 | bidirectional | Port 1.2. Digital I/O or analog input, 5 V tolerant. |+| 25 | P1.1 | bidirectional | Port 1.1. Digital I/O or analog input, 5 V tolerant. |+| 26 | P1.0 | bidirectional | Port 1.0. Digital I/O or analog input, 5 V tolerant. |+| 27 | P0.7 | bidirectional | Port 0.7. Digital I/O, 5 V tolerant, crossbar-configurable to peripherals. |+| 28 | P0.6/CNVSTR | bidirectional | Port 0.6 digital I/O muxed with ADC0 external convert-start input (F310/1/2/3 only). |+| 29 | P0.5 | bidirectional | Port 0.5. Digital I/O, 5 V tolerant, crossbar-configurable to peripherals. |+| 30 | P0.4 | bidirectional | Port 0.4. Digital I/O, 5 V tolerant, crossbar-configurable to peripherals. |+| 31 | P0.3/XTAL2 | bidirectional | Port 0.3 digital I/O muxed with XTAL2 external oscillator drive (analog output for crystal/resonator, digital input for CMOS/capacitor/RC oscillator configurations). |+| 32 | P0.2/XTAL1 | bidirectional | Port 0.2 digital I/O muxed with XTAL1 external oscillator return (analog input for crystal or resonator). |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | SKYWORKS SILICON LABS |+| Package | LQFP-32(7x7) |+| Category | MCU |+| Pins | 32 |++## Ordering variants++- `C8051F310-GQRGQR`+- `C8051F310-GQRGQ`+- `C8051F310-GQRGM`+- `C8051F310-GQRGM`++## CAD (KiCad official)++- Symbol: `C8051F310-GQR`+- Footprint: `Package_QFP:LQFP-32_7x7mm_P0.8mm`+- 3D model: LQFP-32(7x7) (KiCad packages3D, STEP)++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [SKYWORKS SILICON LABS datasheet](docs/c8051f310-gqr-datasheet.pdf) (228 pp, sha256 `09bdc805bdb99508`, retrieved 2026-08-17, tier: lcsc)+- **Extractor:** `ds2sf` (Claude). Every pin and dimension is cited to a datasheet page; it refuses to fabricate.+- **CAD:** KiCad official libraries (CC-BY-SA 4.0).++[Datasheet PDF](docs/c8051f310-gqr-datasheet.pdf)

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