AT89C51AC3-RDTUM datasheet(142/143 Pages) ATMEL

142 / 143 page

AT89C51AC3

4383B–8051–01/05

PCA Interrupt ...................................................................................................... 96

PCA Capture Mode............................................................................................. 96

16-bit Software Timer Mode ............................................................................... 97

High Speed Output Mode ................................................................................... 98

Pulse Width Modulator Mode.............................................................................. 98

PCA WatchDog Timer ........................................................................................ 99

PCA Registers .................................................................................................. 100

Analog-to-Digital Converter (ADC)................................................. 105

Features............................................................................................................ 105

ADC Port1 I/O Functions .................................................................................. 105

ADC Converter Operation................................................................................. 107

Voltage Conversion .......................................................................................... 107

Clock Selection ................................................................................................. 107

ADC Standby Mode .......................................................................................... 108

IT ADC Management ........................................................................................ 108

Routines examples ........................................................................................... 108

Registers........................................................................................................... 110

Interrupt System .............................................................................. 113

Introduction ....................................................................................................... 113

Registers........................................................................................................... 115

Electrical Characteristics................................................................ 121

Absolute Maximum Ratings ..............................................................................121

DC Parameters for Standard Voltage ................................................................121

DC Parameters for A/D Converter .................................................................... 123

AC Parameters ..................................................................................................124

Ordering Information....................................................................... 134

Package Drawing ............................................................................. 135

VQFP44 ............................................................................................................ 135

PLCC44 ............................................................................................................ 136

VQFP64 ............................................................................................................ 137

PLCC52 ............................................................................................................ 138

Datasheet Change Log.................................................................... 139

Changes from 4383A 10/04 - 4383B 01/05 ...................................................... 139

AT89C51AC3-RDTUM Scheda tecnica(PDF) 142 Page - ATMEL Corporation