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74HC123 Datasheet(PDF) 4 Page - NXP Semiconductors |
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74HC123 Datasheet(HTML) 4 Page - NXP Semiconductors |
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4 / 17 page  1998 Jul 08 4 Philips Semiconductors Product specification Dual retriggerable monostable multivibrator with reset 74HC/HCT123 Fig.4 Functional diagram. FUNCTION TABLE Note 1. If the monostable was triggered before this condition was established, the pulse will continue as programmed. INPUTS OUTPUTS nRD nAnB nQ nQ LX X L H XH X L(1) H(1) XX L L(1) H(1) HL ↑ H ↓ H ↑ LH H = HIGH voltage level L = LOW voltage level X = don’t care ↑ = LOW-to-HIGH transition ↓ = HIGH-to-LOW transition = one HIGH level output pulse = one LOW level output pulse Fig.5 Logic diagram. (1) For minimum noise generation, it is recommended to ground pins 6 (2CEXT) and 14 (1CEXT) externally to pin 8 (GND). |
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Similar Description - 74HC123 |
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