CMOS, Presettable Up/Down Counters by RCA (CD40193BE).
Similar Part:
NTE40193B
Specs:
Dual Clock with Reset.
4 synchronously clocked, gated āDā type flip-flops connected as a counter.
The inputs consist of 4 individual jam lines, a PRESET ENABLE control, individual CLOCK UP and CLOCK DOWN signals and a master RESET.
Four buffered Q signal outputs as well as CARRY an BORROW outputs for multiple-stage counting schemes a provided.
Applications:
Up/Down Difference Counting
Multistage Ripple Counting
Synchronous Frequency Dividers
A/D and D/A Conversion
Programmable Binary or BCD Counting
Warning:
This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, go to www.P65Warnings.ca.gov