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Contents

README

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PIC12F1822T-I

Microchip Tech · MICROCHIP · SOIC-8

PIC12F1822T-I from Microchip Tech, in a SOIC-8. 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 VDD power_in Positive supply; 1.8V to 3.6V for PIC12LF1822 and 1.8V to 5.5V for PIC12F1822.
2 RA5 bidirectional General-purpose I/O with interrupt-on-change and weak pull-up, shared with OSC1/CLKIN, T1CKI/T1OSI, CCP1/P1A, RX/DT and SRNQ.
3 RA4 bidirectional General-purpose I/O with interrupt-on-change and weak pull-up, shared with AN3, CPS3, C1IN1-, T1G, T1OSO, P1B, TX/CK, SDO, MDCIN2, OSC2/CLKOUT/CLKR.
4 RA3 bidirectional General-purpose I/O (input-only pin) with interrupt-on-change and weak pull-up, shared with MCLR/VPP/ICDMCLR, T1G and SS.
5 RA2 bidirectional General-purpose I/O with INT/interrupt-on-change and weak pull-up, shared with AN2, CPS2, C1OUT, SRQ, T0CKI, CCP1/P1A/FLT0, SDA/SDI and MDCIN1.
6 RA1 bidirectional General-purpose I/O with interrupt-on-change and weak pull-up, shared with AN1, VREF, CPS1, C1IN0-, SRI, RX/DT, SCL/SCK, MDMIN and ICSPCLK/ICDCLK.
7 RA0 bidirectional General-purpose I/O with interrupt-on-change and weak pull-up, shared with AN0, DACOUT, CPS0, C1IN+, P1B, TX/CK, SDO/SS, MDOUT and ICSPDAT/ICDDAT.
8 VSS power_in Ground reference for the device.

Key specifications

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

Electrical characteristics

Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).

Parameter Symbol Min Typ Max Unit Conditions Page
Operating voltage range (PIC1XF182X) VDD 1.8 5.5 V PIC1XF182X 1
Clock input frequency 0 32 MHz DC, 32 MHz clock input 1
Internal oscillator factory calibration accuracy 1 % Factory calibrated to ±1%, typical 1

CAD (KiCad official)

  • Symbol: PIC12F1822T-I
  • Footprint: Package_SO:SOIC-8_3.9x4.9mm_P1.27mm
  • 3D model: SOIC-8 (KiCad packages3D, STEP)
  • 3D model files: pic12f1822t-i-etched.step / pic12f1822t-i-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); pic12f1822t-i.step / pic12f1822t-i.glb are the bare package body.

Provenance

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

  • Datasheet: Microchip Tech datasheet (10 pp, sha256 a66d0aea5be22e96, retrieved 2026-10-22, tier: manufacturer)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-sonnet-5-5 (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