WD1983 Datasheet | Western Digital

WESTERN DIGITAL c oR p o R A T/ oN WD1983 (BOART) BUS ORIENTED ASYNCHRONOUS RECEIVER/TRANSMITTER Features ASYNCHRONOUS MODE - FULL DUPLEX OPERATION - SELECTABLE 5,B,7, & 8 BIT CHARACTERS - LINE BREAK DETECTION AND GENERATION - 1, 1Y2, or 2 STOP BIT SELECTION - FALSE START BIT DETECTION - OVERRUN AND FRAMING ERROR DETECTION - DC TO 3BK BITS/SEC (lBX) - DC TO BOOK BITS/SEC (1 X) - 8251/8251 A ASYNCHRONOUS ONLY REPLACEMENT - REQUIRES NO ASYNCHRONOUS SYSTEM CLOCK - 28 PIN PLASTIC OR CERAMIC - +5 VOLT ONLY SYSTEM PATIBILITY - DOUBLE BUFFERING OF DATA - 8 BIT BI-DIRECTIONAL BUS FOR DATA, STATUS, AND CONTROL WORDS - ALL INPUTS AND OUTPUTS TTL PATIBLE - CHIP SELECT, RE, WE, C/O INTERFACE...