ATTINY841-MU

8bit high-performance Pico Power AVR RISC-based microcontroller. It combines 8KB ISP flash memory, 512B EEPROM, 128B SRAM, 12 general purpose I/O lines, 32 general purpose working registers, an 8bit timer/counter with two PWM channels, two 16bit timer/counters with two PWM channels, internal and external interrupts, an 12 channel 10bit A/D converter, 2 on-chip analogue comparators, 2 full duplex USARTs with start frame wake up from power down, SPI serial interface, programmable gain stage (1x, 20x and 100x) for 12 differential ADC channel pairs, programmable watchdog timer with internal oscillator, internal calibrated oscillator and four software selectable power saving modes.

• Advanced RISC architecture - 120 powerful instructions most single clock cycle execution
• Non-volatile program and data memories
• Peripheral features - programmable ultra low power watchdog timer
• Low power idle, ADC noise reduction, standby and power-down modes
• Enhanced power-on reset circuit
• High-current drive capability on 2 I/O pins, pin change interrupt on 12 pins
• Programmable brown-out detection circuit with supply voltage sampling
• External and internal interrupt sources
• Calibrated 8MHz oscillator with temperature calibration option
• Low power consumption