D Standard ’245-Type Pinout D 5-Ω Switch Connection Between Two Ports DB, DBQ, DGV, DW, OR PW PACKAGE (TOP VIEW) NC 1 A1 2 A2 3 A3 4 A4 5 A5 6 A6 7 A7 8 A8 9 GND 10 20 VCC 19 OE 18 B1 17 B2 16 B3 15 B4 14 B5 13 B6 12 B7 11 B8 NC − No internal connection SN74CBT3245A OCTAL FET BUS SWITCH SCDS002Q − NOVEMBER 1992 − REVISED DECEMBER 2004 D TTL-Compatible Input Levels RGY PACKAGE (TOP VIEW) VCC NC 1 A1 2 A2 3 A3 4 A4 5 A5 6 A6 7 A7 8 A8 9 10 20 19 OE 18 B1 17 B2 16 B3 15 B4 14 B5 13 B6 12 B7 11 B8 GND GQN OR ZQN PACKAGE (TOP VIEW) 1234 A B C D E NC − No internal connection terminal assignments 1 2 3 4 A A1 B A3 NC VCC OE B2 A2 B1 C A5 A4 B4 B3 D A7 B6 A6 B5 ...

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