CY74FCT646T Datasheet (Texas Instruments) - 8-BIT REGISTERED TRANSCEIVERS

CY74FCT646T, 8-BIT REGISTERED TRANSCEIVERS

The ’FCT646T devices consist of a bus transceiver circuit with 3-state, D-type flip-flops, A4 9 21 B3 A5 10 20 B4 A6 11 19 B5 12 13 14 15 16 17 18 A7 A8 GND NC B8 B7 B6 and control circuitry arranged for multiplexed transmission of data directly from the input bus or from the internal reg

CY54FCT646T, CY74FCT646T 8-BIT REGISTERED TRANSCEIVERS WITH 3-STATE OUTPUTS SCCS031A JULY 1994 REVISED OCTOBER 2001 D Function, Pinout, and Drive Compatible With FCT and F Logic D Reduced VOH (Typically = 3.3 V) Versions of Equivalent FCT Functions D Edge-Rate Control Circuitry for Significantly Improved Noise Characteristics D Ioff Supports Partial-Power-Down Mode Operation D Matched Rise and Fall Times D Fully Compatible With TTL Input and Output Logic Levels D ESD Protect