ATtiny841 Datasheet | Atmel

ATtiny441/ATtiny841 8-bit AVR Microcontroller with 4/8K Bytes In-System Programmable Flash Features - High Performance, Low Power Atmel® AVR® 8-bit Microcontroller - Advanced RISC Architecture - 120 Powerful Instructions - Most Single Clock Cycle Execution - 32 x 8 General Purpose Working Registers - Fully Static Operation - Up to 16 MIPS Throughput at 16 MHz - Non-volatile Program and Data Memories - 4/8K Bytes of In-System Programmable Flash Program Memory - Endurance: 10,000 Write/Erase Cycles - 256/512 Bytes of In-System Programmable EEPROM - Endurance: 100,000 Write/Erase Cycles - 256/512 Bytes Internal SRAM - Data Retention: 20 Years at 85o C / 100 Years at 25o C - Programming Lock for Self-Programming Flash & EEPROM Data Security - Peripheral Features - One 8-bit and Two 16-bit Timer/Counters with Two PWM Channels, Each - Programmable Ultra Low Power Watchdog Timer - 10-bit Analog to Digital Converter - 12 External and 5 Internal, Single-ended Input Channels - 46 Differential ADC Channel Pairs with Programmable Gain (1x / 20x / 100x) - Two On-chip Analog parators - Two Full Duplex USARTs with Start Frame Detection - Master/Slave SPI Serial Interface - Slave I2C Serial Interface - Special Microcontroller Features - Low Power Idle, ADC Noise Reduction, Standby and Power-down...