HEF4755V Overview
HEF4754V LSI The HEF4754V drives an 18-element bar graph LCD in linear relation to the control voltage (Vc) in a pointer or thermometer mode. Fig.1 Functional diagram. FAMILY DATA See Family Specifications January 1995 2 Philips Semiconductors Product specification 18-element bar graph LCD driver PINNING VOSC Vc Vref min Vref max I1 I2 I3 O1 to O18 OR oscillator terminal control voltage input reference voltage inputs...