8-bit AVR microcontroller featuring 8KB FLASH memory and 512B RAM. Operates at up to 20MHz with an 8-bit data bus width. Offers 16 I/Os, 11 ADC channels, 3 PWM channels, 2 SPI channels, and 1 I2C channel. Includes internal oscillator, brown-out detect/reset, POR, WDT, and temperature sensor peripherals. Packaged in a 20-pin SOIC surface mount case, operating from 1.8V to 5.5V, with a temperature range of -40°C to 85°C.
Frequency20MHz
PackageSOIC
MountingSurface Mount
Quick Jump:
Chat with Datasheet
Sponsored by
Sign in to ask questions about the Microchip ATTINY861A-SU datasheet using AI. Get instant answers about specifications, features, and technical details, ideal for finding information in larger documents.
Sign In to ChatWidest selection of semiconductors and electronic components in stock and ready to ship ™
Technical Specifications
Microchip ATTINY861A-SU technical specifications.
General
| Package/Case | SOIC |
| Core Architecture | AVR |
| Data Bus Width | 8b |
| Frequency | 20MHz |
| Height | 2.35mm |
| Interface | SPI |
| Lead Free | Lead Free |
| Length | 13mm |
| Max Frequency | 20MHz |
| Max Operating Temperature | 85°C |
| Min Operating Temperature | -40°C |
| Max Supply Voltage | 5.5V |
| Memory Size | 8KB |
| Memory Type | FLASH, |
| Min Supply Voltage | 1.8V |
| Mount | Surface Mount |
| Number of ADC Channels | 11 |
| Number of I/Os | 16 |
| Number of I2C Channels | 1 |
| Number of PWM Channels | 3 |
| Number of SPI Channels | 2 |
| Number of Timers/Counters | 2 |
| Oscillator Type | Internal |
| Packaging | Rail/Tube |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT, Temp Sensor |
| Radiation Hardening | No |
| RAM Size | 512B |
| Reach SVHC Compliant | No |
| RoHS Compliant | Yes |
| Series | AVR® ATtiny |
| Width | 7.6mm |
Compliance
| RoHS | Compliant |
Datasheet
Microchip ATTINY861A-SU Datasheet
Download the complete datasheet for Microchip ATTINY861A-SU to view detailed technical specifications.
The embedded preview will load automatically when this section scrolls into view.
Product Images
