Aufbau/Content: IC (CMOS); Form/Case/Outline: DIP-20 (COP472N-3) | SOP20 (COP472MW-3); Type/Application: LCD Controller (4 1/2 digits display); Daten/electr.data: Vcc: 3 ... 5.5 V; Icc: __ mA; Pd: __ mW; t op: -__...+__ °C. Manufactured by National Semiconductor Corp. (USA) -