74AC899 54ACT 74ACT899 9-Bit Latchable Transceiv.
National Semiconductor
74AC899 - 9-Bit Latchable Transceiver
74AC899 54ACT 74ACT899 9-Bit Latchable Transceiver with Parity Generator Checker August 1994 74AC899 54ACT 74ACT899 9-Bit Latchable Transceiver .