Document
Oct. 1999
8-BIT SINGLE-CHIP MICROCONTROLLERS
GMS87C1404 GMS87C1408
Ver 1.0
User’s Manual
HYUNDAI MicroElectronics
HYUNDAI MicroElectronics
GMS87C1404/GMS87C1408
Table of Contents
OVERVIEW . . . . . . . . . . . . . . . . . . . . . . .1 Description . . . . . . . . . . . . . . . . . . . . . . 1 Features . . . . . . . . . . . . . . . . . . . . . . . . 1 Development Tools . . . . . . . . . . . . . . . 1
BLOCK DIAGRAM . . . . . . . . . . . . . . . . .2 PIN ASSIGNMENT . . . . . . . . . . . . . . . . .3 PACKAGE DIAGRAM . . . . . . . . . . . . . . .4 PIN FUNCTION . . . . . . . . . . . . . . . . . . . .5 PORT STRUCTURES . . . . . . . . . . . . . . .7 ELECTRICAL CHARACTERISTICS . . .11
Absolute Maximum Ratings . . . . . . . . 11 Recommended Operating Conditions 11 A/D Converter Characteristics . . . . . . 11 DC Electrical Characteristics . . . . . . . 12 AC Characteristics . . . . . . . . . . . . . . . 13 Typical Characteristics . . . . . . . . . . . . 14 MEMORY ORGANIZATION . . . . . . .