STMicroelectronics ST72372
This is preliminary information on a new product in development orundergoing evaluation.FEATURES
ST72372J4 ST72371N4 Program Memory - bytes 16K RAM (stack) - bytes 512 (256) 10-Bit D/A Converter 4 channels 12-Bit D/A Converter 1 channel A/D Converter 4 channels 8 channels 16-Bit Timer 1 1 multimaster I2C Bus SCI No Yes I/Os 30 39 Operating Supply 4.0 to 5.5 V CPU Frequency 8 MHz max (24 MHz quartz) Temperature Range 0°C to + 70°C SDIP56Package SDIP42 TQFP64 Rev. 1.1 March 1998 Detailsare subject to change without notice. 1/94 1 Table of Contents 1GENERAL DESCRIPTION
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4 1.1 INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4 1.2 PINDESCRIPTION
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5 1.3 MEMORY MAP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9 2 CENTRAL PROCESSING UNIT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12 2.1 INTRODUCTION . . . . . . . . .