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ATTINY806-SFR

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Microchip Tech Microcontroller Units (MCUs/MPUs/SOCs), SOIC-20-300mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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ATTINY806-SFR

Microchip Tech · Microcontroller Units (MCUs/MPUs/SOCs) · SOIC-20-300mil

ATTINY806-SFR from Microchip Tech, in a SOIC-20-300mil. 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 for the device (VDD).
2 PA4 bidirectional General-purpose I/O pin PA4, multiplexed with AIN4, XDIR, SS, WO4 and LUT0-OUT.
3 PA5 bidirectional General-purpose I/O pin PA5, multiplexed with AIN5, OUT, WO5 and WO.
4 PA6 bidirectional General-purpose I/O pin PA6, multiplexed with AIN6 and AINN0.
5 PA7 bidirectional General-purpose I/O pin PA7, multiplexed with AIN7, AINP0 and LUT1-OUT.
6 PB5 bidirectional General-purpose I/O pin PB5, multiplexed with CLKOUT, AIN8, AINP1 and WO2 (alternate position).
7 PB4 bidirectional General-purpose I/O pin PB4, multiplexed with AIN9, AINN1, WO1 and LUT0-OUT (alternate positions).
8 PB3 bidirectional General-purpose I/O pin PB3, multiplexed with RxD and WO0 (alternate position).
9 PB2 bidirectional General-purpose I/O pin PB2, multiplexed with EVOUT1, TxD and WO2.
10 PB1 bidirectional General-purpose I/O pin PB1, multiplexed with AIN10, XCK, SDA and WO1.
11 PB0 bidirectional General-purpose I/O pin PB0, multiplexed with AIN11, XDIR, SCL and WO0.
12 PC0 bidirectional General-purpose I/O pin PC0, multiplexed with SCK (alternate position) and WO (alternate position).
13 PC1 bidirectional General-purpose I/O pin PC1, multiplexed with MISO (alternate position) and LUT1-OUT (alternate position).
14 PC2 bidirectional General-purpose I/O pin PC2, multiplexed with EVOUT2 and MOSI (alternate position).
15 PC3 bidirectional General-purpose I/O pin PC3, multiplexed with SS (alternate position), WO3 (alternate position) and LUT1-IN0.
16 PA0 bidirectional PA0 is the RESET/UPDI pin, multiplexed with AIN0 and LUT0-IN0; its function depends on the RSTPINCFG fuse setting.
17 PA1 bidirectional General-purpose I/O pin PA1, multiplexed with AIN1, TxD (alternate position), MOSI and LUT0-IN1.
18 PA2 bidirectional General-purpose I/O pin PA2, multiplexed with EVOUT0, AIN2, RxD (alternate position), MISO and LUT0-IN2.
19 PA3 bidirectional General-purpose I/O pin PA3, multiplexed with EXTCLK, AIN3, XCK (alternate position), SCK and WO3.
20 GND power_in Ground reference pin for the device (GND).

Key specifications

Parameter Value
Manufacturer Microchip Tech
Package SOIC-20-300mil
Category Single Chip Microcomputer/Microcontroller
Pins 20

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 2.7 5.5 V ATtiny806-SFR ordering row, 16 MHz SOIC -40°C to +125°C 493
Operating temperature range -40 125 °C ATtiny806-SFR ordering row, SOIC, 2.7V to 5.5V 493
Maximum CPU speed 16 MHz ATtiny806-SFR ordering row, supply 2.7V to 5.5V 493

CAD (KiCad official)

  • Symbol: ATTINY806-SFR
  • Footprint: Package_SO:SOIC-20W_7.5x12.8mm_P1.27mm
  • 3D model: SOIC-20-300mil (KiCad packages3D, STEP)
  • 3D model files: attiny806-sfr-etched.step / attiny806-sfr-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); attiny806-sfr.step / attiny806-sfr.glb are the bare package body.

Provenance

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

  • Datasheet: Microchip Tech datasheet (522 pp, sha256 f5c03e904027d54c, retrieved 2026-10-27, tier: manufacturer)
  • 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