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74HC125 Arkusz danych(PDF) 3 Page - NXP Semiconductors |
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74HC125 Arkusz danych(HTML) 3 Page - NXP Semiconductors |
3 / 6 page December 1990 3 Philips Semiconductors Product specification Quad buffer/line driver; 3-state 74HC/HCT125 PIN DESCRIPTION PIN NO. SYMBOL NAME AND FUNCTION 1, 4, 10, 13 1OE to 4OE outputs enable inputs (active LOW) 2, 5, 9, 12 1A to 4A data inputs 3, 6, 8, 11 1Y to 4Y data outputs 7 GND ground (0 V) 14 VCC positive supply voltage Fig.1 Pin configuration. Fig.2 Logic symbol. Fig.3 IEC logic symbol. (a) (b) Fig.4 Functional diagram. Fig.5 Logic diagram (one buffer). FUNCTION TABLE Note 1. H = HIGH voltage level L = LOW voltage level X = don’t care Z = high impedance OFF-state INPUTS OUTPUT nOE nA nY L L H L H X L H Z |
Podobny numer części - 74HC125 |
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Podobny opis - 74HC125 |
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