MM54HC190 National Semiconductor, MM54HC190 Datasheet
MM54HC190
Related parts for MM54HC190
MM54HC190 Summary of contents
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... Schottky TTL These circuits are synchronous reversible up down count- ers The MM54HC191 MM74HC191 are 4-bit binary count- ers and the MM54HC190 MM74HC190 are BCD counters Synchronous operation is provided by having all flip-flops clocked simultaneously so that the outputs change simulta- ...
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... Absolute Maximum Ratings If Military Aerospace specified devices are required please contact the National Semiconductor Sales Office Distributors for availability and specifications Supply Voltage ( Input Voltage ( Output Voltage ( OUT Clamp Diode Current ( Output Current per pin (I ...
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AC Electrical Characteristics Symbol Parameter AC Electrical Characteristics From Symbol Parameter (Input From To (Input) (Output ...
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AC Electrical Characteristics From Symbol Parameter (Input) Note 5 C determines the no load dynamic power consumption (Continued Conditions (Output) Typ ...
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Logic Diagrams Pin (16) V Pin ( ’HC190 Decade Counters GND 5322 – 2 ...
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Logic Diagrams (Continued) ’HC191 Binary Counters Pin (16) V Pin (8) GND 5322– 3 ...
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Timing Diagrams ’HC190 Synchronous Decade Counters Typical Load Count and Inhibit Sequences Sequence (1) Load (preset) to BCD seven (2) Count up to eight nine zero one and two (3) Inhibit (4) Count down to one zero nine eight and ...
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... Physical Dimensions inches (millimeters) Order Number MM54HC190J MM54HC191J MM74HC190J or MM74HC191J Order Number MM74HC190N or MM74HC191N LIFE SUPPORT POLICY NATIONAL’S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF THE PRESIDENT OF NATIONAL SEMICONDUCTOR CORPORATION As used herein ...