ICM7224 Datasheet (Intersil Corporation) - 41/2 Digit LCD Display Counter

ICM7224, 41/2 Digit LCD Display Counter

The ICM7224 device is a high-performance, CMOS 41/2 digit counter, including decoder, output latch, display driver, count inhibit, leading zero blanking, and reset circuitry.

The counter section provides direct static counting, guaranteed from DC to 15MHz, using a 5V ±10% supply over the operating t

ICM7224 Features

* intended to simplify cascading four-digit blocks. The CARRY output allows the counter to be cascaded, while the Leading Zero Blanking INput and OUTput allows correct Leading Zero Blanking between four-decade blocks. The BackPlane driver of the LCD devices may be disabled, allowing the segments to be