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Contents

README

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PIC12F1612-I

Microchip Tech · Microcontrollers (MCU/MPU/SOC) · SOIC-8

PIC12F1612-I from Microchip Tech, in a SOIC-8. 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 VDD power_in Positive supply pin. Operating range 2.3V to 5.5V for PIC12F1612 (1.8V to 3.6V for PIC12LF1612). Decouple with 0.1 µF ceramic capacitor to VSS placed close to the pin.
2 RA5/T1CKI/T2IN/CCP1/CWG1A/SMTWIN1/CLKIN bidirectional General-purpose I/O with programmable weak pull-up, slew-rate control and interrupt-on-change. Alt-functions: Timer1 clock input (T1CKI), Timer2 external input (T2IN), Capture/Compare/PWM channel 1 (CCP1, PPS-selectable), CWG1A complementary waveform output, SMT1 window input (SMTWIN1), external clock input (CLKIN).
3 RA4/AN3/C1IN1-/T1G/CWG1B/SMTSIG1/CLKOUT bidirectional General-purpose I/O with programmable weak pull-up and interrupt-on-change. Alt-functions: ADC channel AN3 input, Comparator C1 inverting input (C1IN1-), Timer1 gate input (T1G), CWG1B complementary waveform output, SMT1 signal input (SMTSIG1), Fosc/4 clock output (CLKOUT) when configured.
4 RA3/T1G/T6IN/SMTWIN2/MCLR/VPP input Input-only pin (no output driver) with programmable weak pull-up and interrupt-on-change. Also serves as the active-low Master Clear Reset input (MCLR) with VIH ~= VDD, and high-voltage programming supply (VPP, ~8-9V) during ICSP. Alternate Timer1 gate (T1G, APFCON), Timer6 external input (T6IN) and SMT1 window input (SMTWIN2).
5 RA2/AN2/C1OUT/T0CKI/CCP1/CWG1A/CWG1IN/ZCD1IN/INT/SMTSIG2 bidirectional General-purpose I/O with programmable weak pull-up and interrupt-on-change; high-current drive (up to 100 mA @ 5V). Alt-functions: ADC channel AN2, Comparator C1 output (C1OUT), Timer0 external clock input (T0CKI), CCP1 capture/compare/PWM, CWG1A output and CWG1 input, Zero-Cross Detect input (ZCD1IN), external interrupt (INT), SMT1 signal input (SMTSIG2).
6 RA1/AN1/VREF+/C1IN0-/ZCD1OUT/ICSPCLK bidirectional General-purpose I/O with programmable weak pull-up and interrupt-on-change. Alt-functions: ADC channel AN1, external positive ADC/DAC voltage reference input (VREF+), Comparator C1 inverting input (C1IN0-), Zero-Cross Detect output (ZCD1OUT), and ICSP programming/debug clock (ICSPCLK).
7 RA0/AN0/DAC1OUT1/C1IN+/CCP2/CWG1B/ICSPDAT bidirectional General-purpose I/O with programmable weak pull-up and interrupt-on-change; high-current drive (up to 100 mA @ 5V). Alt-functions: ADC channel AN0, 8-bit DAC output (DAC1OUT1), Comparator C1 non-inverting input (C1IN+), CCP2 capture/compare/PWM, CWG1B output, ICSP programming/debug data (ICSPDAT).
8 VSS power_in Ground reference / negative supply return for both digital and analog circuitry. Connect to system ground with a short, low-inductance path.

Key specifications

Parameter Value
Manufacturer Microchip Tech
Package SOIC-8
Category Embedded Processors & Controllers
Pins 8

Ordering variants

Same part, different packaging or reel option.

  • PIC12F1612-II/P
  • PIC12F1612-II/SN
  • PIC12F1612-II/MF
  • PIC12F1612-II/RF

CAD (KiCad official)

  • Symbol: PIC12F1612-I
  • Footprint: Package_SO:SOIC-8_3.9x4.9mm_P1.27mm
  • 3D model: SOIC-8 (KiCad packages3D, STEP)

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: Microchip Tech datasheet (397 pp, sha256 28045e1d93b1ebe9, 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