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Contents

README

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ATTINY824-SSU

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

ATTINY824-SSU 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 Power supply pin; place a decoupling capacitor close to the VDD/GND pin pair.
2 PA4 bidirectional General purpose I/O PA4 with ADC0 input AIN4, alternate USART0 XDIR, SPI0 SS, TCA0 WO4 and CCL LUT0-OUT.
3 PA5 bidirectional General purpose I/O PA5 with external reference input VREFA, ADC0 input AIN5, AC0 OUT, TCB0 WO and CCL LUT3-OUT (alternate).
4 PA6 bidirectional General purpose I/O PA6 with ADC0 input AIN6 and AC0 negative input AINN0.
5 PA7 bidirectional General purpose I/O PA7 with ADC0 input AIN7, AC0 positive input AINP0, CCL LUT1-OUT and EVOUTA (alternate).
6 PB3 bidirectional General purpose I/O PB3, TOSC1 external 32.768 kHz crystal pin, with USART0 RxD, TCA0 WO0 (alternate) and CCL LUT2-OUT.
7 PB2 bidirectional General purpose I/O PB2, TOSC2 external crystal pin, with EVOUTB, USART0 TxD, TCA0 WO2 and CCL LUT2-IN2.
8 PB1 bidirectional General purpose I/O PB1 with ADC0 input AIN10, AC0 positive input AINP2, USART0 XCK, TWI0 SDA, TCA0 WO1 and CCL LUT2-IN1.
9 PB0 bidirectional General purpose I/O PB0 with ADC0 input AIN11, AC0 negative input AINN2, USART0 XDIR, TWI0 SCL, TCA0 WO0 and CCL LUT2-IN0.
10 PA0 bidirectional PA0 shared with UPDI programming/debug and RESET (selected by RSTPINCFG fuse), also usable as GPIO and CCL LUT0-IN0.
11 PA1 bidirectional General purpose I/O PA1 with ADC0 input AIN1, USART0 TXD, SPI0 MOSI and CCL LUT0-IN1.
12 PA2 bidirectional General purpose I/O PA2 with EVOUTA, ADC0 input AIN2, USART0 RxD, SPI0 MISO and CCL LUT0-IN2.
13 PA3 bidirectional General purpose I/O PA3 with EXTCLK external clock input, ADC0 input AIN3, USART0 XCK, SPI0 SCK and TCA0 WO3.
14 GND power_in Ground pin.

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
Supply Voltage VDD 1.8 5.5 V ATTINY824-SSU ordering table supply voltage 508
Operating Temperature Range -40 85 °C ATTINY824-SSU ordering table temperature range (U) 508

CAD (KiCad official)

  • Symbol: ATTINY824-SSU
  • Footprint: Package_SO:SOIC-14_3.9x8.7mm_P1.27mm
  • 3D model: SOIC-14 (KiCad packages3D, STEP)
  • 3D model files: attiny824-ssu-etched.step / attiny824-ssu-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); attiny824-ssu.step / attiny824-ssu.glb are the bare package body.

Provenance

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

  • Datasheet: Microchip Tech datasheet (532 pp, sha256 654989c2c48c3753, retrieved 2026-10-23, 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