CY74FCT245T

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 ESD Protection Exceeds JESD 22 – 2000-V Human-Body Model (A114-A) – 200-V Machine Model (A115-A) – 1000-V Charged-Device Model (C101) D Matched Rise and Fall Times D Fully Compatible With TTL Input and Output Logic Levels D CY54FCT245T – 48-mA Output Sink Current 12-mA Output Source Current D CY74FCT245T – 64-mA Output Sink Current 32-mA Output Source Current D 3-State Outputs description CY54FCT245T, CY74FCT245T 8-BIT TRANSCEIVERS WITH 3-STATE OUTPUTS SCCS018B – MAY 1994 – REVISED NOVEMBER 2001 CY54FCT245T . . . D PACKAGE CY74FCT245T . . . P, Q, OR SO PACKAGE (TOP VIEW) T/R A0 A1 A2 A3 A4 A5 A6 A7 GND 1 2 3 4 5 6 7 8 9 10 20 VCC 19 OE 18 B0 17 B1 16 B2 15 B3 14 B4 13 B5 12 B6 11 B7 CY54FCT245T . . . L PACKAGE (TOP VIEW) T/R VCC 3 2 1 20 19 A2 4 18 B0 A3 5 17 B1 A4 6 16 B2 A5 7 15 B3 A6 8 14 9 10 11 12 13 B4 B5 OE A7 A1 GND A0 B7 B6 The ’FCT245T devices contain eight noninverting bidirectional buffers with 3-state outputs and are intended for bus-oriented applications. The transmit/receive (T/R) input determines the direction of data flow through these bidirectional transceivers. Transmit (active high) enables data from A ports to B ports. The output enable (OE), when high, disables both the A a...