74ABT16952

74ABT16952 16-Bit Registered Transceiver with 3-STATE Outputs November 1993 Revised January 1999 74ABT16952 16-Bit Registered Transceiver with 3-STATE Outputs General Description The ABT16952 is a 16-bit registered transceiver. Two 8-bit back to back registers store data flowing in both directions between two bidirectional buses. Separate clock, clock enable and 3-STATE output enable signals are provided for each register. The output pins are guaranteed to source 32 mA and to sink 64 mA. Features s Separate clock, clock enable and 3-STATE output enable provided for each register s A and B output sink capability of 64 mA source capability of 32 mA s Guaranteed latchup protection s High impedance glitch free bus loading during entire power up and power down cycle s Nondestructive hot insertion capability Ordering Code: Order Number 74ABT16952CSSC 74ABT16952CMTD Package Number MS56A MTD56 Package Description 56-Lead Shrink Small Outline Package (SSOP), JEDEC MO-118, 0.300” Wide 56-Lead Thin Shrink Small Outline Package (TSSOP), JEDEC MO-153, 6.1mm Wide Devices also available in Tape and Reel. Specify by appending the letter suffix “X” to the ordering code. Pin Descriptions Pin Names A0–A15 B0–B15 CPABn, CPBAn CEAn, CEBn OEABn, OEBAn Description Data Register A Inputs/ B-Register 3-STATE Outputs Data Register B Inputs/ A-Register 3-STATE Outputs Clock Pulse Inputs Clock Enable Output Enable Inputs Connection Diagram Pin Assignment for SSOP Output Control OE H L L Internal...