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CD74HCT253MTE4 数据表(PDF) 2 Page - Texas Instruments |
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CD74HCT253MTE4 数据表(HTML) 2 Page - Texas Instruments |
2 / 14 page 2 Functional Diagrams TRUTH TABLE SELECT INPUTS (Note 1) DATA INPUTS OUTPUT ENABLE OUTPUT S1 S0 I0 I1 I2 I3 OE Y XXXXXX HZ LLL X X X LL L L H XXX L H LH X L X X L L L HXHX X L H HL X X L X L L H L X XHX L H H H XXX L L L H H XXX H L H H = High Voltage Level, L = Low Voltage Level, X = Don’t Care, Z = High Impedance (Off). NOTE: 1. Select inputs S1 and S0 are common to both sections. 2OE 2I3 2I2 2I1 2I0 S0 S1 1I0 1I1 1I2 1I3 1OE 15 13 12 11 10 14 2 6 5 4 3 1 2OE 2OE 1OE 1OE PN P N 2OE 2OE 9 2Y 1OE 1OE 7 1Y 16 8 VCC GND CD74HC253, CD74HCT253 |
类似零件编号 - CD74HCT253MTE4 |
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类似说明 - CD74HCT253MTE4 |
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