ICM7217 August 1997 4-Digit LED Display, Programm.
ICM7217 - 4-Digit LED Display / Programmable Up/Down Counter
ICM7227 - (ICM7217 / ICM7227) 4-Digit CMOS Up/Down Counter / Display Driver
ICM7217 - 4 Digit (LED) Presettable Up/Down Counter