This document is about the features of AVR® 8-bit microcontrollers, including high performance, low power, high performance RISC architecture, 129 powerful instructions, 32 x 8 general-purpose working registers, fully static operation, up to 1 MIPS throughput, and on-chip 2-cycle multiplier
The AT90PWM216/316 is a low‑power CMOS 8‑bit AVR microcontroller with an enhanced RISC core. It offers up to 1 MIPS per MHz, 16 KB of in‑system programmable flash, 512 B EEPROM, 1 KB SRAM, and a rich set of peripherals including three Power Stage Controllers, two flexible timer/counters, a USART with DALI mode, a 10‑bit ADC with up to 11 channels, a 10‑bit DAC, and an SPI interface.
The datasheet details the device’s operating voltage (2.7 V – 5.5 V), temperature range (‑40 °C to +105 °C), package options (SOIC‑24, SOIC‑32, QFN‑32), pin assignments, power‑saving modes, and electrical characteristics. It also includes revision history and reference tables for developers.
| Flash Memory | 16 KB |
|---|---|
| EEPROM | 512 B |
| SRAM | 1 KB |
| Operating Voltage | 2.7 V – 5.5 V |
| Operating Temperature | -40 °C to +105 °C |
| ADC Resolution | 10‑bit |
| Number of ADC Channels | Up to 11 single‑ended, 2 differential |
| DAC Resolution | 10‑bit |
| I/O Pins | 53 general‑purpose I/O lines |
The device provides 16 KB of in‑system programmable flash memory.
It operates from 2.7 V up to 5.5 V.
The microcontroller offers up to 11 single‑ended ADC channels and 2 fully differential channel pairs.