AT90PWM81

Features High performance, low power Atmel®AVR® 8-bit Microcontroller Advanced RISC architecture – 131 powerful instructions - most single clock cycle execution – 32 × 8 general purpose working registers – Fully static operation – Up to 1 MIPS throughput per MHz – On-chip 2-cycle multiplier Data and non-volatile program memory – 8/16Kbytes of in-system programmable program memory flash Endurance: 10,000 write/erase cycles Lock bits protection Optional 2/4Kbytes boot code section with independent lock bits In-system programming by on-chip boot program True read-while-write operation – 512 Bytes of in-system programmable EEPROM Four bytes page size – 256/1024 Bytes Internal SRAM On-chip debug support (debugWIRE) Peripheral features – One 12-bit high speed PSC (Power Stage Controllers with extended PSC2 features) Non overlapping inverted PWM output pins with flexible dead-time Variable PWM duty cycle and frequency Synchronous update of all PWM registers Enhanced resolution mode (16 bits) Additional register for ADC synchronization Input capture Four output pins and output matrix – One 12-bit high speed PSC (Power Stage Controller) Auto-stop function for event driven PFC implementation Non overlapping inverted PWM output pins with flexible dead-time Variable PWM duty cycle and frequency Synchronous update of all PWM registers Enhanced resolution mode (16 bits) Input capture – One 16-bit simple general purpose timer/counter – 10-bit ...