# PIC16F1704T-I

**Microchip Tech** · Microcontroller Units (MCUs/MPUs/SOCs) · SOIC-14

PIC16F1704T-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; 2.3V to 5.5V for PIC16F170X/171X. |
| 2 | RA5 | bidirectional | General-purpose I/O RA5 with pull-up and interrupt-on-change, also CLKIN/OSC1, SOSCI and T1CKI. |
| 3 | RA4 | bidirectional | General-purpose I/O RA4 with pull-up and interrupt-on-change, also AN3, CLKOUT/OSC2, SOSCO and T1G. |
| 4 | RA3/MCLR/VPP | input | Input-only RA3 with pull-up and interrupt-on-change, also master clear (MCLR) and programming voltage (VPP). |
| 5 | RC5 | bidirectional | General-purpose I/O RC5 with pull-up and interrupt-on-change, also OPA2IN+, CCP1 and RX. |
| 6 | RC4 | bidirectional | General-purpose I/O RC4 with pull-up and interrupt-on-change, also OPA2IN-, CK and CLCIN1. |
| 7 | RC3 | bidirectional | General-purpose I/O RC3 with pull-up and interrupt-on-change, also AN7, C1IN3-/C2IN3-, OPA2OUT, CCP2, SS and CLCIN0. |
| 8 | RC2 | bidirectional | General-purpose I/O RC2 with pull-up and interrupt-on-change, also AN6, C1IN2-/C2IN2- and OPA1OUT. |
| 9 | RC1 | bidirectional | General-purpose I/O RC1 with pull-up and interrupt-on-change, also AN5, C1IN1-/C2IN1-, OPA1IN-, SDI/SDA and CLCIN2. |
| 10 | RC0 | bidirectional | General-purpose I/O RC0 with pull-up and interrupt-on-change, also AN4, C2IN+, OPA1IN+ and SCK/SCL. |
| 11 | RA2 | bidirectional | General-purpose I/O RA2 with pull-up and interrupt-on-change, also AN2, DAC1OUT2, ZCD, T0CKI, COGIN and INT. |
| 12 | RA1/ICSPCLK | bidirectional | General-purpose I/O RA1 with pull-up and interrupt-on-change, also AN1, VREF+, C1IN0-/C2IN0- and ICSP clock. |
| 13 | RA0/ICSPDAT | bidirectional | General-purpose I/O RA0 with pull-up and interrupt-on-change, also AN0, VREF-, C1IN+, DAC1OUT and ICSP data. |
| 14 | VSS | power_in | Ground reference. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | Microchip Tech |
| Package | SOIC-14 |
| Category | Single Chip Microcomputer/Microcontroller |
| Pins | 14 |

## 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 (PIC16F170X/171X) | VDD | 2.3 |  | 5.5 | V | PIC16F170X/171X | 1 |
| Operating Temperature Range, Industrial |  | -40 |  | 85 | °C | Industrial (-I suffix) | 1 |
| Clock Input Frequency |  | 0 |  | 32 | MHz | 0-32 MHz clock input | 1 |
| Internal Oscillator Accuracy |  | -1 |  | 1 | % | 16 MHz internal oscillator block, at calibration | 2 |

## CAD (KiCad official)

- Symbol: `PIC16F1704T-I`
- Footprint: `Package_SO:SOIC-14_3.9x8.7mm_P1.27mm`
- 3D model: SOIC-14 (KiCad packages3D, STEP)
- 3D model files: `pic16f1704t-i-etched.step` / `pic16f1704t-i-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `pic16f1704t-i.step` / `pic16f1704t-i.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [Microchip Tech datasheet](docs/pic16f1704t-i-datasheet.pdf) (18 pp, sha256 `91827b6a20ffbd6f`, retrieved 2026-10-26, 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](docs/pic16f1704t-i-datasheet.pdf)