ICM7216CIJI

ICM7216CIJI: High-Performance Universal 8-Digit Monolithic CMOS Frequency Counter / Timer LSI, combining a high-gain input signal amplifier, a high-frequency crystal oscillator timebase section, and direct multiplexed common-cathode LED display drivers on a single substrate. It counts frequencies up to 10MHz, periods, unit events, and time intervals cleanly with mathematically precise, low-jitter resolution, housed in a premium 28-pin hermetically sealed ceramic dual in-line package (CerDIP). Manufactured by Intersil.