AT89C51AC3-RDTIM datasheet(140/141 Pages) ATMEL

140 / 141 page

AT89C51AC3

4383A–8051–10/04

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 .......................................................................................... 107

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

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

Registers........................................................................................................... 109

Interrupt System .............................................................................. 112

Introduction ....................................................................................................... 112

Registers........................................................................................................... 114

Electrical Characteristics................................................................ 120

Absolute Maximum Ratings .............................................................................. 120

DC Parameters for Standard Voltage ................................................................ 120

DC Parameters for A/D Converter .................................................................... 122

AC Parameters .................................................................................................. 123

Ordering Information ....................................................................... 133

Package Drawing ............................................................................. 134

CA-BGA ............................................................................................................ 134

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

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

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

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

AT89C51AC3-RDTIM Datasheet(PDF) 140 Page - ATMEL Corporation