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74HC91 Folha de dados(PDF) 3 Page - NXP Semiconductors |
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74HC91 Folha de dados(HTML) 3 Page - NXP Semiconductors |
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3 / 7 page ![]() December 1990 3 Philips Semiconductors Product specification Nine wide Schmitt trigger buffer; open drain outputs 74HC/HCT9115 PIN DESCRIPTION PIN NO. SYMBOL NAME AND FUNCTION 1, 2, 3, 4, 5, 6, 7, 8, 9 A0 to A8 data inputs 10 GND ground (0 V) 19, 18, 17, 16, 15, 14, 13, 12, 11 Y0 to Y8 data outputs 20 VCC positive supply voltage Fig.1 Pin configuration. Fig.2 Logic diagram. alfpage MBA016 1 2 3 4 5 6 7 8 9 A 8 A 0 A 3 A 1 A 5 A 4 A 2 A 6 A 7 Y 8 Y 0 Y 3 Y 1 Y 5 Y 4 Y 2 Y 6 Y 7 19 18 12 14 15 11 13 16 17 Fig.3 IEC logic diagram. fpage 3 4 5 6 7 8 9 11 12 13 14 15 16 17 1 218 19 MBA013 |
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