# PIC16F18323-I

**Microchip Tech** · MICROCHIP · SOIC-14

PIC16F18323-I from Microchip Tech, in a SOIC-14. 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 pin for the device; the PIC16F183XX operating voltage range is stated as 2.3V to 5.5V. |
| 2 | RA5 | bidirectional | General-purpose I/O with analog input ANA5, Timer1 clock input T1CKI, and oscillator pin OSC1/CLKIN, with interrupt-on-change and selectable pull-up. |
| 3 | RA4 | bidirectional | General-purpose I/O with analog input ANA4, Timer1 gate T1G, and oscillator pin OSC2/CLKOUT, with interrupt-on-change and selectable pull-up. |
| 4 | RA3 | input | Input-only pin that carries the MCLR/VPP master clear and programming voltage function, with interrupt-on-change and selectable pull-up. |
| 5 | RC5 | bidirectional | General-purpose I/O with analog input ANC5, comparator-free digital function CCP1 PWM output, serial RX/DT, and interrupt-on-change. |
| 6 | RC4 | bidirectional | General-purpose I/O with analog input ANC4, EUSART TX/CK, and CLC input CLCIN1, with interrupt-on-change. |
| 7 | RC3 | bidirectional | General-purpose I/O with analog input ANC3, comparator inputs C1IN3- and C2IN3-, SS, and CLCIN0, with interrupt-on-change. |
| 8 | RC2 | bidirectional | General-purpose I/O with analog input ANC2, comparator inputs C1IN2- and C2IN2-, and MDCIN1 modulator input, with interrupt-on-change. |
| 9 | RC1 | bidirectional | General-purpose I/O with analog input ANC1, comparator inputs C1IN1- and C2IN1-, MSSP SDI/SDA, and CLCIN2, with interrupt-on-change. |
| 10 | RC0 | bidirectional | General-purpose I/O with analog input ANC0, comparator input C2IN0+, and MSSP SCK/SCL, with interrupt-on-change. |
| 11 | RA2 | bidirectional | General-purpose I/O with analog input ANA2, DAC1REF- and VREF- reference inputs, Timer0 clock input T0CKI, CWG1 input, and external interrupt INT, with interrupt-on-change and selectable pull-up. |
| 12 | RA1 | bidirectional | General-purpose I/O with analog input ANA1, VREF+ and DAC1REF+ reference inputs, comparator inputs C1IN0- and C2IN0-, and ICSP clock ICDCLK/ICSPCLK, with interrupt-on-change and selectable pull-up. |
| 13 | RA0 | bidirectional | General-purpose I/O with analog input ANA0, comparator input C1IN0+, DAC1OUT output, and ICSP data ICDDAT/ICSPDAT, with interrupt-on-change and selectable pull-up. |
| 14 | VSS | power_in | Ground reference pin for the device. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | Microchip Tech |
| Package | SOIC-14 |
| Category | Embedded Processors & Controllers |
| Pins | 14 |

## CAD (KiCad official)

- Symbol: `PIC16F18323-I`
- Footprint: `Package_SO:SOIC-14_3.9x8.7mm_P1.27mm`
- 3D model: SOIC-14 (KiCad packages3D, STEP)
- 3D model files: `pic16f18323-i-etched.step` / `pic16f18323-i-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `pic16f18323-i.step` / `pic16f18323-i.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [Microchip Tech datasheet](http://ww1.microchip.com/downloads/en/DeviceDoc/40001744C.pdf) (23 pp, sha256 `24c944b614ee7abf`, retrieved 2026-10-27, 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](docs/pic16f18323-i-datasheet.pdf)