Part Number : 74LS193
Function : Synchronous Decade Counters(direct clear)
Manufacturers : Motorola => Freescale
TheSN54/74LS192 is an UP/DOWN BCD Decade (8421) Counter and the SN54/74LS193 is an UP/DOWN MODULO-16 Binary Counter. Separate CountUp and Count Down Clocks are used and in either counting mode the circuits operate synchronously. The outputs change state synchronous with the LOW-to-HIGH transitions on the clock inputs.
Datasheet PDF Download
Other data sheets within the file :
54LS192, 54LS192J, 54LS193, 54LS193J, 74LS192