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README

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PIC16F1829T-I

Microchip Tech · Microcontrollers (MCU/MPU/SOC) · SSOP-20-208mil

PIC16F1829T-I from Microchip Tech, in a SSOP-20-208mil. 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 for the device; the PIC16F1829 is specified for 1.8V-5.5V operation.
2 RA5 bidirectional General-purpose TTL/CMOS I/O that can also carry OSC1/CLKIN, Timer1 oscillator input/T1CKI, CCP2/P2A PWM output, or SDO2 on the PIC16F1829.
3 RA4 bidirectional General-purpose TTL/CMOS I/O that can also carry OSC2/CLKOUT, Timer1 oscillator output, CLKR, SS2, P2B PWM output, or T1G.
4 RA3/MCLR/VPP input Input-only pin; when MCLR is enabled it is the active-low Master Clear reset with an internal weak pull-up, and VPP is the high-voltage programming input.
5 RC5 bidirectional General-purpose TTL/CMOS I/O that can also carry CCP1/P1A PWM output, RX/DT USART, or Modulator Carrier Input 2 (MDCIN2).
6 RC4 bidirectional General-purpose TTL/CMOS I/O that can also carry C2OUT, SRNQ, P1B PWM output, TX/CK USART, or MDOUT.
7 RC3 bidirectional General-purpose TTL/CMOS I/O that can also carry AN7/CPS7 analog and capacitive sensing input, C12IN3- comparator input, P2A/CCP2/P1C PWM outputs, or MDMIN.
8 RC6 bidirectional General-purpose TTL/CMOS I/O that can also carry AN8/CPS8 analog and capacitive sensing input, CCP4, or SS1 slave select input.
9 RC7 bidirectional General-purpose TTL/CMOS I/O that can also carry AN9/CPS9 analog and capacitive sensing input, or SDO1 SPI data output.
10 RB7 bidirectional General-purpose TTL/CMOS I/O that can also carry TX/CK USART, or SCL2/SCK2 I2C/SPI clock functions.
11 RB6 bidirectional General-purpose TTL/CMOS I/O that can also carry SCL1/SCK1 I2C or SPI clock functions.
12 RB5 bidirectional General-purpose TTL/CMOS I/O that can also carry AN11/CPS11 analog and capacitive sensing input, RX/DT USART, or SDA2/SDI2.
13 RB4 bidirectional General-purpose TTL/CMOS I/O that can also carry AN10/CPS10 analog and capacitive sensing input, or SDA1/SDI1.
14 RC2 bidirectional General-purpose TTL/CMOS I/O that can also carry AN6/CPS6 analog and capacitive sensing input, C12IN2- comparator input, P1D/P2B PWM outputs, SDO1, or MDCIN1.
15 RC1 bidirectional General-purpose TTL/CMOS I/O that can also carry AN5/CPS5 analog and capacitive sensing input, C12IN1- comparator input, P1C PWM output, or SDO2.
16 RC0 bidirectional General-purpose TTL/CMOS I/O that can also carry AN4/CPS4 analog and capacitive sensing input, C2IN+ comparator input, P1D PWM output, or SS2 slave select input.
17 RA2 bidirectional General-purpose I/O that can also carry AN2/CPS2, T0CKI, INT external interrupt, C1OUT, SRQ, CCP3, or FLT0 auto-shutdown fault input.
18 RA1 bidirectional General-purpose I/O that can also carry AN1/CPS1, VREF+, C12IN0-, SRI, or ICSPCLK/ICDCLK serial programming and debug clock.
19 RA0 bidirectional General-purpose I/O that can also carry AN0/CPS0, C1IN+, VREF-, DACOUT, or ICSPDAT/ICDDAT serial programming and debug data.
20 VSS power_in Ground reference for the device.

Key specifications

Parameter Value
Manufacturer Microchip Tech
Package SSOP-20-208mil
Category Embedded Processors & Controllers
Pins 20

CAD (KiCad official)

  • Symbol: PIC16F1829T-I
  • Footprint: Package_SO:SSOP-20_5.3x7.2mm_P0.65mm
  • 3D model: SSOP-20-208mil (KiCad packages3D, STEP)
  • 3D model files: pic16f1829t-i-etched.step / pic16f1829t-i-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); pic16f1829t-i.step / pic16f1829t-i.glb are the bare package body.

Provenance

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

  • Datasheet: Microchip Tech datasheet (437 pp, sha256 1f861b63ba695cea, retrieved 2026-10-09, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-haiku-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