CMOS prog interval timer,CP82C54 BP
CMOS Programmable Interval Timer
Programmable Timer Single 24-Pin PDIP
16-Bit Programmable Timer, 8-Bit External Data Bus, 24-Pin DIP
10MHz Clock IC, PDIP, 5V, Through Hole
IC OSC PROG TIMER 12MHZ 24DIP
8MHz 1-Channel RTC Timer IC, 5V, 10mA, PDIP-32
CP82C54-10 6-Channel Real Time Clock IC, 10MHz, 5V, PDIP-24
CMOS Programmable Timer IC, 10MHz, 5V, 24-Pin DIP
Timer or RTC