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CD74HC85E 数据表(PDF) 2 Page - Texas Instruments |
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CD74HC85E 数据表(HTML) 2 Page - Texas Instruments |
2 / 18 page 2 PFunctional Diagram TRUTH TABLE COMPARING INPUTS CASCADING INPUTS OUTPUTS A3, B3 A2, B2 A1, B1 A0, B0 A > B A < B A = B A > B A < B A = B SINGLE DEVICE OR SERIES CASCADING A3 > B3 X X X X X X H L L A3 < B3 X X X X X X L H L A3 = B3 A2 >B2 X X X X X H L L A3 = B3 A2 < B2 X X X X X L H L A3 = B3 A2 = B2 A1 > B1 X X X X H L L A3 = B3 A2 = B2 A1 < B1 X X X X L H L A3 = B3 A2 = B2 A1 = B1 A0 > B0 X X X H L L A3 = B3 A2 = B2 A1 = B1 A0 < B0 X X X L H L A3 = B3 A2 = B2 A1 = B1 A0 = B0 H L L H L L A3 = B3 A2 = B2 A1 = B1 A0 = B0 L H L L H L A3 = B3 A2 = B2 A1 = B1 A0 = B0 L L H L L H PARALLEL CASCADING A3 = B3 A2 = B2 A1 = B1 A0 = B0 X X H L L H A3 = B3 A2 = B2 A1 = B1 A0 = B0 H H LLLL A3 = B3 A2 = B2S A1 = B1 A0 = B0 L L L H H L H = High Voltage Level, L = Low Voltage, Level, X = Don’t Care 6 5 (A > B) OUT 15 13 12 10 3 1 4 2 A3 B3 (A > B) IN (A = B) IN (A < B) IN A0 A1 A2 14 B2 11 B1 9 B0 7 (A = B) OUT (A < B) OUT CD54HC85, CD74HC85, CD54HCT85, CD74HCT85 |
类似零件编号 - CD74HC85E |
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类似说明 - CD74HC85E |
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