AT89LV55-12JI
数据手册.pdf
ATMEL
爱特美尔
主动器件
MCU 8Bit AT89 8051 CISC 20KB Flash 3.3V/5V 44Pin PLCC
Description
The AT89LV55 is a low-voltage, low-power CMOS 8-bit microcontroller with 20K bytes of Flash programmable and erasable read-only memory. The device is manufactured using Atmel’s high-density nonvolatile memory technology and is compatible with the industry-standard 80C51 instruction set and pinout.
Features
• Compatible with MCS® -51 Products
• 20K Bytes of Reprogrammable Flash Memory
– Endurance: 1,000 Write/Erase Cycles
• Fully Static Operation: 0 Hz to 12 MHz
• Three-level Program Memory Lock
• 256 x 8-bit Internal RAM
• 32 Programmable I/O Lines
• Three 16-bit Timer/Counters
• Eight Interrupt Sources
• Low-power Idle and Power-down Modes
• 2.7V to 6.0V Operating Range