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