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74HC191 manufactured by:
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PhilipsPresettable synchronous 4-bit binary up/down counter

Others with the same file for datasheet:
Download 74HC191 datasheet from
 105 kb 
Texas InstrumentsSN54HC191 / SN74HC191 4-BIT SYNCHRONOUS UP/DOWN BINARY COUNTERS Download 74HC191 datasheet from
Texas Instruments
 159 kb 
74HC190N View 74HC191 to our catalog 74HC191D

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