ATMEGA128A-AU;ATMEGA128A-MU;ATMEGA128A-MNR;ATMEGA128A-ANR;ATMEGA128A-MN;中文规格书,Datasheet资料.pdf

Features ® ® • High-performance, Low-power Atmel AVR 8-bit Microcontroller • Advanced RISC Architecture – 133 Powerful Instructions – Most Single Clock Cycle Execution – 32 × 8 General Purpose Working Registers + Peripheral Control Registers – Fully Static Operation – Up to 16MHz Throughput at 16MIPS – On-chip 2-cycle Multiplier • High Endurance Non-volatile Memory segments – 128Kbytes of In-System Self-programmable Flash program memory – 4Kbytes EEPROM 8-bit – 4Kbytes Internal SRAM – Write/Erase cycles: 10,000 Flash/100,000 EEPROM Microcontroller – Data retention: 20 years at 85°C/100 years at 25°C(1) – Optional Boot Code Section with Independent Lock Bits with 128KBytes In-System Programming by On-chip Boot Program True Read-While-Write Operation In-System – Up to 64 Kbytes Optional External Memory Space – Programming Lock for Software Security – SPI Interface for In-System Programming Programmable • JTAG (IEEE std. 1149.1 Compliant) Interface – Boundary-scan Capabilities According to the JTAG Standard Flash – Extensive On-chip Debug Support – Programming of Flash, EEPROM, Fuses and Lock Bits through the JTAG Interface • Peripheral Features – Two 8-bit Timer/Counters with Separate Prescalers and Compare Modes ATmega128A – Two Expanded 16-bit Timer/Counters with Separate Prescaler, Compare Mode and Capture Mode – Real Time Counter with Separate Oscilla