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SN74AXC8T245_1808 データシート(PDF) 4 Page - Texas Instruments |
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SN74AXC8T245_1808 データシート(HTML) 4 Page - Texas Instruments |
4 / 38 page 4 SN74AXC8T245 SCES875B – MARCH 2018 – REVISED AUGUST 2018 www.ti.com Product Folder Links: SN74AXC8T245 Submit Documentation Feedback Copyright © 2018, Texas Instruments Incorporated Pin Functions PIN I/O DESCRIPTION NAME PW, RHL RJW A1 3 2 I/O Input/output A1. Referenced to VCCA. A2 4 3 I/O Input/output A2. Referenced to VCCA. A3 5 4 I/O Input/output A3. Referenced to VCCA. A4 6 5 I/O Input/output A4. Referenced to VCCA. A5 7 6 I/O Input/output A5. Referenced to VCCA. A6 8 7 I/O Input/output A6. Referenced to VCCA. A7 9 8 I/O Input/output A7. Referenced to VCCA. A8 10 9 I/O Input/output A8. Referenced to VCCA. B1 21 20 I/O Input/output B1. Referenced to VCCB. B2 20 19 I/O Input/output B2. Referenced to VCCB. B3 19 18 I/O Input/output B3. Referenced to VCCB. B4 18 17 I/O Input/output B4. Referenced to VCCB. B5 17 16 I/O Input/output B5. Referenced to VCCB. B6 16 15 I/O Input/output B6. Referenced to VCCB. B7 15 14 I/O Input/output B7. Referenced to VCCB. B8 14 13 I/O Input/output B8. Referenced to VCCB. DIR1 2 1 I Direction-control signal. Referenced to VCCA. DIR2 11 10 I Direction-control signal when both VCCA and VCCB ≥ 1.4 V. Referenced to VCCA. Tie to GND to maintain backward compatibility with SN74AVC8T245 device. GND 12 11 — Ground 13 12 — Ground OE 22 21 I Output Enable. Pull to GND to enable all outputs. Pull to VCCA to place all outputs in high-impedance mode. Referenced to VCCA. VCCA 1 24 — A-port supply voltage. 0.65 V ≤ VCCA ≤ 3.6 V VCCB 23 22 — B-port supply voltage. 0.65 V ≤ VCCB ≤ 3.6 V 24 23 — B-port supply voltage. 0.65 V ≤ VCCB ≤ 3.6 V |
同様の部品番号 - SN74AXC8T245_1808 |
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同様の説明 - SN74AXC8T245_1808 |
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