MA28151 - Dynex

MA28151 Radiation hard Programmable Communication Interface

1.1 GENERAL The MA28151 is a Universal Synchronous/Asynchronous Receiver/Transmitter designed for use with the MAS281 microprocessor. Like other l/O devices in a microcomputer system, its functional configuration is programmed by the system’s software for maximum flexibility. The MA28151 can support most serial data techniques in use, including IBM bisync. I.

Features

s Radiation Hard to 1MRad(Si) s Latch Up Free, High SEU Immunity s Silicon-on-Sapphire Technology s Synchronous 5 - 8 Bit Characters; Internal or External Character Synchronisation; Automatic Sync Insertion s Asynchronous 5 - 8 Bit Characters; Clock Rate - 1, 16 or 64 Times Baud Rate; Break Character Generation, 1 1⁄2 or 2 Stop Bits s All Inputs and Outputs are TTL Compatible s Compatible with the MAS281 (MIL-STD-1750A) Microprocessor The MA28151 is based on the industry standard 8251A USART, modified for use with the MAS281 processor, incorporating the following features: 1. MA28151 has doubl.