ATMEGA8535-16AU 8-bit ATMega AVR microcontroller, 8 KB, 16 MHz, TQFP-44

8-bit Microcontroller with 8K Bytes In-System Programmable Flash

Features - High-performance, Low-power AVR® 8-bit Microcontroller

- Advanced RISC Architecture - 130 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 - On-chip 2-cycle Multiplier

- Nonvolatile Program and Data Memories - 8K Bytes of In-System Self-Programmable Flash, Endurance: 10,000 Write/Erase Cycles - Optional Boot Code Section with Independent Lock Bits, In-System Programming by On-chip Boot Program, True Read-While-Write Operation - 512 Bytes EEPROM Endurance: 100,000 Write/Erase Cycles - 512 Bytes Internal SRAM - Programming Lock for Software Security

- Peripheral Features - Two 8-bit Timer/Counters with Separate Prescalers and Compare Modes - One 16-bit Timer/Counter with Separate Prescaler, Compare Mode, and Capture Mode - Real Time Counter with Separate Oscillator - Four PWM Channels - 8-channel, 10-bit ADC

- 8 Single-ended Channels

- 7 Differential Channels for TQFP Package Only

- 2 Differential Channels with Programmable Gain at 1x, 10x, or 200x for TQFP - Byte-oriented Two-wire Serial Interface - Programmable Serial USART - Master/Slave SPI Serial Interface - Programmable Watchdog Timer with Separate On-chip Oscillator - On-chip Analog Comparator

- Special Microcontroller Features - Power-on Reset and Programmable Brown-out Detection - Internal Calibrated RC Oscillator - External and Internal Interrupt Sources - Six Sleep Modes: Idle, ADC Noise Reduction, Power-save, Power-down, Standby and Extended Standby

- I/O and Packages - 32 Programmable I/O Lines - 40-pin PDIP, 44-lead TQFP, 44-lead PLCC, and 44-pad QFN/MLF

- Operating Voltages - 2.7 - 5.5V for ATmega8535L - 4.5 - 5.5V for ATmega8535

- Speed Grades - 0 - 8 MHz for ATmega8535L - 0 - 16 MHz for ATmega8535