ICM7224 Datasheet | Intersil

® NO R May 2001 T ODUC T ETE PR PL ACEMEN L O S E OB R ED MEND EC O M 4 1/2 Digit LCD Display Counter Description 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 temperature range. At normal ambient temperatures, the devices will typically count up to 25MHz. The COUNT input is provided with a Schmitt trigger to allow operation in noisy environments and correct counting with slowly changing inputs. The COUNT INHIBIT, STORE and RESET...