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74ACT11543 Datasheet OCTAL REGISTERED TRANSCEIVER

Manufacturer: Texas Instruments

General Description

This 8-bit registered transceiver contains two sets of D-type latches for temporary storage of data flowing in either direction.

Separate latch enable (LEAB or LEBA) and output enable (GAB or GBA) inputs are provided for each register to permit independent control in either direction of data flow.

DW PACKAGE (TOP VIEW) CEBA A1 A2 A3 A4 GND GND GND GND A5 A6 A7 A8 CEAB 1 2 3 4 5 6 7 8 9 10 11 12 13 14 28 GBA 27 LEBA 26 B1 25 B2 24 B3 23 B4 22 VCC 21 VCC 20 B5 19 B6 18 B7 17 B8 16 LEAB 15 GAB The A-to-B enable (CEAB) input must be low in order to enter data from A or to output data to B.

Overview

74ACT11543 OCTAL REGISTERED TRANSCEIVER WITH 3-STATE OUTPUTS SCAS136 – D3608, JULY 1990 – REVISED APRIL 1993 • Inputs Are TTL-Voltage Compatible • 3-State True Outputs • Back-to-Back Registers for Storage • Flow-Through.