DescriptionManufacturer TICategory Counter /Divider Part No. SN74LS92NPackage PDIP-14Logic Type 12分频Count Direction Up Counter Operating Voltage 4.75V~5.25VElements 1Trigger Edge Rising Edge Reset Method Synchronous Timing Method -Count Rate 42MHzOperating Temperature 0℃~+70℃
DescriptionManufacturer TICategory Counter /Divider Part No. CD74HCT191MPackage SOIC-16Logic Type Binary Counter Count Direction Up Counter ; Down Counter Operating Voltage 4.5V~5.5VElements 1Trigger Edge Rising Edge Reset Method -Timing Method Synchronous Count Rate 30MHzOperating Temperature -55℃~+125℃
DescriptionManufacturer TICategory Counter /Divider Part No. CD40161BNSRPackage SO-16-208milLogic Type Binary Counter 方向上Elements 1Bits Per Element 4Reset Asynchronous 定Hour Synchronous Count Rate 8 MHzFlip-Flop Type Positive Edge Voltage - Supply 3 V ~ 18 VOperating Temperature -55°C ~ 125°C