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SN74AXC4T774PW Scheda tecnica(PDF) 3 Page - Texas Instruments |
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SN74AXC4T774PW Scheda tecnica(HTML) 3 Page - Texas Instruments |
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3 / 40 page ![]() 5 Pin Configuration and Functions 1 2 3 4 5 6 7 8 16 15 14 13 12 11 10 9 DIR1 DIR2 A1 A2 A3 A4 DIR3 DIR4 OE V CCA B1 B2 B3 B4 GND V CCB Figure 5-1. PW Package 16-Pin TSSOP Top View 15 14 13 12 11 10 2 3 4 5 6 7 Thermal Pad DIR2 A1 A2 A3 A4 DIR3 V C CB B1 B2 B3 B4 GND Figure 5-2. BQB Package 16-Pin WQFN Transparent Top View 13 15 16 14 12 11 9 10 8 6 5 7 1 2 4 3 A1 A2 A3 A4 B1 B2 B3 B4 Figure 5-3. RSV Package 16-Pin UQFN Transparent Top View Pin Functions PIN NO. TYPE DESCRIPTION NAME PW RSV BQB A1 3 1 3 I/O Input/output A1. Referenced to VCCA. A2 4 2 4 I/O Input/output A2. Referenced to VCCA. A3 5 3 5 I/O Input/output A3. Referenced to VCCA. A4 6 4 6 I/O Input/output A4. Referenced to VCCA. B1 14 12 14 I/O Input/output B1. Referenced to VCCB. B2 13 11 13 I/O Input/output B2. Referenced to VCCB. B3 12 10 12 I/O Input/output B3. Referenced to VCCB. B4 11 9 11 I/O Input/output B4. Referenced to VCCB. DIR1 1 15 1 I Direction-control input for port 1. Referenced to VCCA. DIR2 2 16 2 I Direction-control input for port 2. Referenced to VCCA. DIR3 7 5 7 I Direction-control input for port 3. Referenced to VCCA. DIR4 8 6 8 I Direction-control input for port 4. Referenced to VCCA. OE 9 7 9 I Tri-state output enable. Pull OE high to place all outputs in tri-state mode. Referenced to VCCA. GND 10 8 10 — Ground VCCA 16 14 16 — A-port power supply voltage. 0.65 V ≤ VCCA ≤ 3.6 V VCCB 15 13 15 — B-port power supply voltage. 0.65 V ≤ VCCB ≤ 3.6 V www.ti.com SN74AXC4T774 SCES898A – JULY 2019 – REVISED JULY 2020 Copyright © 2020 Texas Instruments Incorporated Submit Document Feedback 3 Product Folder Links: SN74AXC4T774 |
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