90S8535 Datasheet | Atmel

Features - - - - Utilizes the AVR ® Enhanced RISC Architecture AVR - High Performance and Low Power RISC Architecture 118 Powerful Instructions - Most Single Clock Cycle Execution 8K bytes of In-System Programmable Flash AT90S/LS8535 4K bytes of In-System Programmable Flash AT90S/LS4434 - SPI Serial Interface for In-System Programming - Endurance: 1,000 Write/Erase Cycles 512 bytes EEPROM AT90S/LS8535 256 bytes EEPROM AT90S/LS4434 - Endurance: 100,000 Write/Erase Cycles 512 bytes Internal SRAM AT90S/LS8535 256 bytes Internal SRAM AT90S/LS4434 8-Channel, 10-Bit ADC 32 x 8 General Purpose Working Registers 32 Programmable I/O Lines Programmable Serial UART VCC: 4.0 - 6.0V AT90S4434/AT90S8535 VCC: 2.7 - 6.0V AT90LS4434/AT90LS8535 Speed Grades: 0 - 8 MHz AT90S4434/AT90S8535, 0 - 4 MHz (AT90LS4434/AT90LS8535 Power-On Reset Circuit Up to 8 MIPS Throughput at 8 MHz RTC with Separate Oscillator and Counter Mode Two 8-Bit Timer/Counters with Separate Prescaler and pare Mode One 16-Bit Timer/Counter with Separate Prescaler and pare and Capture Modes 3 PWM channels External and Internal Interrupt Sources Programmable Watchdog Timer with On-Chip Oscillator On-Chip Analog parator Three Sleep Modes: Idle, Power Save, and Power Down Programming Lock for Software Security - - - - - - - - - - - - - - - - - - - - 8-Bit Microcontroller with 4K/8K Bytes In-System Programmable Flash AT90S4434 AT90LS4434 AT90S8535 AT90LS8535 Advance Information Description The AT90S4434/8535 is a low-power CMOS 8-bit microcontroller based on the AVR® enhanced RISC architecture. By executing powerful instructions in a single clock cycle, the AT90S4434/8535 achieves throughputs approaching 1 MIPS per MHz allowing the system designer to optimize power consumption versus processing speed. (continued) Pin Configurations Rev. 1041AS- 05/98 Note: This is a summary document. For the plete 80 page document, please visit our website at .atmel. or e-mail at 1 literature@atmel. and...