SN54LS191 counter equivalent, presettable bcd/decade up/down counter.
Conditions
VCC = 5.0 V CL = 15 pF
Test Conditions VCC = 5.0 V
DEFINITIONS OF TERMS
SETUP TIME (ts) is defined as the minimu.
* Low Power . . . 90 mW Typical Dissipation
* High Speed . . . 25 MHz Typical Count Frequency
* Synchronous.
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