AT90S4434-8PC

Features • AVR® – High-performance and Low-power RISC Architecture • • • • • • • – 118 Powerful Instructions – Most Single Clock Cycle Execution – 32 x 8 General-purpose Working Registers – Up to 8 MIPS Throughput at 8 MHz Data and Nonvolatile Program Memories – 4K/8K Bytes of In-System Programmable Flash SPI Serial Interface for In-System Programming Endurance: 1,000 Write/Erase Cycles – 256/512 Bytes EEPROM Endurance: 100,000 Write/Erase Cycles – 256/512 Bytes Internal SRAM – Programming Lock for Software Security Peripheral Features – 8-channel, 10-bit ADC – Programmable UART – Master/Slave SPI Serial Interface – Two 8-bit Timer/Counters with Separate Prescaler and Compare Mode – One 16-bit Timer/Counter with Separate Prescaler, Compare and Capture Modes and Dual 8-, 9-, or 10-bit PWM – Programmable Watchdog Timer with On-chip Oscillator – On-chip Analog Comparator Special Microcontroller Features – Power-on Reset Circuit – Real-time Clock (RTC) with Separate Oscillator and Counter Mode – External and Internal Interrupt Sources – Three Sleep Modes: Idle, Power Save and Power-down Power Consumption at 4 MHz, 3V, 20°C – Active: 6.4 mA – Idle Mode: 1.9 mA – Power-down Mode: