ICM7217AIPI

ICM7217AIPI is a 4-digit presettable LED up/down counter in a 28-lead PDIP from Maxim Integrated. It provides a decade counter with common-cathode multiplexed 7-segment display drivers, BCD I/O, a presettable comparison register and control signals for carry/borrow, equal, zero, reset and store. The device counts to 9999, accepts input frequencies up to 2 MHz and operates from −25°C to +85°C.