AT87C54X2-SLSUV中文資料愛特梅爾數(shù)據(jù)手冊PDF規(guī)格書

Description

TS80C54/58X2 is high performance CMOS ROM, OTP and EPROM versions of the 80C51 CMOS single chip 8-bit microcontroller. The TS80C54/58X2 retains all features of the Atmel 80C51 with extended ROM/EPROM capacity (16/32 Kbytes), 256 bytes of internal RAM, a 6-source , 4-level

interrupt system, an on-chip oscilator and three timer/counters.

Features

? 80C52 Compatible

? 8051 pin and instruction compatible

? Four 8-bit I/O ports

? Three 16-bit timer/counters

? 256 bytes scratchpad RAM

? High-Speed Architecture

? 40 MHz @ 5V, 30MHz @ 3V

? X2 Speed Improvement capability (6 clocks/machine cycle)

– 30 MHz @ 5V, 20 MHz @ 3V (Equivalent to

– 60 MHz @ 5V, 40 MHz @ 3V)

? Dual Data Pointer

? On-chip ROM/EPROM (16K-bytes, 32K-bytes)

? Programmable Clock Out and Up/Down Timer/Counter 2

? Hardware Watchdog Timer (One-time enabled with Reset-Out)

? Asynchronous port reset

? Interrupt Structure with

? 6 Interrupt sources

? 4 level priority interrupt system

? Full duplex Enhanced UART

? Framing error detection

? Automatic address recognition

? Low EMI (inhibit ALE)

? Power Control modes

? Idle mode

? Power-down mode

? Power-off Flag

? Once mode (On-chip Emulation)

? Power supply: 4.5-5.5V, 2.7-5.5V

? Temperature ranges: Commercial (0 to 70°C) and Industrial (-40 to 85°C)

? Packages: PDIL40, PLCC44, VQFP44 1.4, PQFP44 F1, CQPJ44 (window), CDIL40(window)