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74AVC4T245RSVRG4 Arkusz danych(PDF) 3 Page - Texas Instruments |
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74AVC4T245RSVRG4 Arkusz danych(HTML) 3 Page - Texas Instruments |
3 / 35 page 1 2 3 4 5 6 7 8 16 15 14 13 12 11 10 9 VCCA 1DIR 2DIR 1A1 1A2 2A1 2A2 GND VCCB 1OE 2OE 1B1 1B2 2B1 2B2 GND 1 16 8 9 2 3 4 5 6 7 15 14 13 12 11 10 1OE 2OE 1B1 1B2 2B1 2B2 1DIR 2DIR 1A1 1A2 2A1 2A2 RSV PACKAGE (TOP VIEW) RGY PACKAGE (TOP VIEW) D, DGV, OR PW PACKAGE (TOP VIEW) 1OE VCCB 1DIR VCCA 4 5 16 6 15 7 14 8 13 3 2 1 2B2 2A2 GND GND 11 10 9 12 GND or FLOAT SN74AVC4T245 www.ti.com SCES576G – JUNE 2004 – REVISED NOVEMBER 2014 5 Pin Configuration and Functions Pin Functions PIN NO. TYPE DESCRIPTION D, DGV, NAME RSV PW, RGY 1A1 4 6 I/O Input/output 1A1. Referenced to VCCA. 1A2 5 7 I/O Input/output 1A2. Referenced to VCCA. 1B1 13 15 I/O Input/output 1B1. Referenced to VCCB. 1B2 12 14 I/O Input/output 1B2. Referenced to VCCB. 1DIR 2 4 I Direction-control input for ‘1’ ports 3-state output-mode enables. Pull OE high to place ‘1’ outputs in 3-state 1OE 15 1 I mode. Referenced to VCCA. 2A1 6 8 I/O Input/output 2A1. Referenced to VCCA. 2A2 7 9 I/O Input/output 2A2. Referenced to VCCA. 2B1 11 13 I/O Input/output 2B1. Referenced to VCCB. 2B2 10 12 I/O Input/output 2B2. Referenced to VCCB. 2DIR 3 5 I Direction-control input for ‘2’ ports 3-state output-mode enables. Pull OE high to place ‘2’ outputs in 3-state 2OE 14 16 I mode. Referenced to VCCA. GND 8, 9 10, 11 — Ground VCCA 1 3 — A-port power supply voltage. 1.2 V ≤ VCCA ≤ 3.6 V VCCB 16 2 — B-port power supply voltage. 1.2 V ≤ VCCB ≤ 3.6 V Copyright © 2004–2014, Texas Instruments Incorporated Submit Documentation Feedback 3 Product Folder Links: SN74AVC4T245 |
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