# PIC16LF15345-E

**Microchip Tech** · Microcontroller Units (MCUs/MPUs/SOCs) · UQFN-20(4x4)

PIC16LF15345-E from Microchip Tech, in a UQFN-20(4x4). 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 | RA3/MCLR/VPP | input | Port A bit 3 input with interrupt-on-change and weak pull-up, also the MCLR reset input and VPP programming voltage pin. |
| 2 | RC5 | bidirectional | PORTC bit 5 general-purpose I/O with analog input ANC5, CCP1, interrupt-on-change and weak pull-up. |
| 3 | RC4 | bidirectional | PORTC bit 4 general-purpose I/O with analog input ANC4, interrupt-on-change and weak pull-up. |
| 4 | RC3 | bidirectional | PORTC bit 3 general-purpose I/O with analog input ANC3, C1IN3-/C2IN3- comparator inputs, interrupt-on-change and weak pull-up. |
| 5 | RC6 | bidirectional | PORTC bit 6 general-purpose I/O with analog input ANC6, interrupt-on-change and weak pull-up. |
| 6 | RC7 | bidirectional | PORTC bit 7 general-purpose I/O with analog input ANC7, interrupt-on-change and weak pull-up. |
| 7 | RB7 | bidirectional | PORTB bit 7 general-purpose I/O with analog input ANB7, interrupt-on-change and weak pull-up. |
| 8 | RB6 | bidirectional | PORTB bit 6 general-purpose I/O with analog input ANB6, interrupt-on-change and weak pull-up. |
| 9 | RB5 | bidirectional | PORTB bit 5 general-purpose I/O with analog input ANB5 and interrupt-on-change. |
| 10 | RB4 | bidirectional | PORTB bit 4 general-purpose I/O with analog input ANB4, ADC auto-conversion trigger ADACT and interrupt-on-change. |
| 11 | RC2 | bidirectional | PORTC bit 2 general-purpose I/O with analog input ANC2, C1IN2-/C2IN2- comparator inputs, interrupt-on-change and weak pull-up. |
| 12 | RC1 | bidirectional | PORTC bit 1 general-purpose I/O with analog input ANC1, C1IN1-/C2IN1- comparator inputs, interrupt-on-change and weak pull-up. |
| 13 | RC0 | bidirectional | PORTC bit 0 general-purpose I/O with analog input ANC0, C2IN0+ comparator input, interrupt-on-change and weak pull-up. |
| 14 | RA2 | bidirectional | PORTA bit 2 general-purpose I/O with analog input ANA2, VREF- and DAC1REF- references, ZCD1, INT and interrupt-on-change. |
| 15 | RA1/ICSPCLK | bidirectional | PORTA bit 1 general-purpose I/O with analog input ANA1, VREF+, T0CKI, interrupt-on-change, also the ICSP/ICD programming clock. |
| 16 | RA0/ICSPDAT | bidirectional | PORTA bit 0 general-purpose I/O with analog input ANA0, C1IN0+, DAC1OUT, interrupt-on-change, also the ICSP/ICD programming data pin. |
| 17 | VSS | power_in | Ground reference for the device. |
| 18 | VDD | power_in | Positive supply, 1.8V to 3.6V for PIC16LF153XX. |
| 19 | RA5 | bidirectional | PORTA bit 5 general-purpose I/O with analog input ANA5, T1CKI, T2IN, SOSCIN/SOSCI, CLKIN/OSC1 and external clock input EIN, interrupt-on-change and weak pull-up. |
| 20 | RA4 | bidirectional | PORTA bit 4 general-purpose I/O with analog input ANA4, C1IN1-, T1G, SOSCO, CLKOUT/OSC2, interrupt-on-change and weak pull-up. |
| 21 | EP | passive | Exposed pad (from the footprint; not named in the datasheet pin table). |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | Microchip Tech |
| Package | UQFN-20(4x4) |
| Category | Single Chip Microcomputer/Microcontroller |
| Pins | 21 |

## 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 (PIC16LF153XX) | VDD | 1.8 |  | 3.6 | V | PIC16LF153XX | 1 |
| Operating Temperature, Extended |  | -40 |  | 125 | °C | Extended | 1 |
| Operating Speed (clock input) |  | 0 |  | 32 | MHz | DC, 32 MHz clock input | 1 |
| Minimum instruction cycle |  | 125 |  |  | ns |  | 1 |
| Sleep mode current |  |  | 50 |  | nA | @ 1.8V, typical | 1 |
| Watchdog Timer current |  |  | 500 |  | nA | @ 1.8V, typical | 1 |
| Operating current at 32 kHz |  |  | 8 |  | uA | @ 32 kHz, 1.8V, typical | 1 |
| Operating current per MHz |  |  | 32 |  | uA/MHz | @ 1.8V, typical | 1 |
| Internal oscillator accuracy at calibration |  | -1 |  | 1 | % | at calibration (nominal) | 2 |

## CAD (KiCad official)

- Symbol: `PIC16LF15345-E`
- Footprint: `Package_DFN_QFN:QFN-20-1EP_4x4mm_P0.5mm_EP2.5x2.5mm`
- 3D model: UQFN-20(4x4) (KiCad packages3D, STEP)
- 3D model files: `pic16lf15345-e-etched.step` / `pic16lf15345-e-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `pic16lf15345-e.step` / `pic16lf15345-e.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [Microchip Tech datasheet](docs/pic16lf15345-e-datasheet.pdf) (24 pp, sha256 `7e1d212dadccb1b8`, 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/pic16lf15345-e-datasheet.pdf)