MC14543B Datasheet (Motorola) - BCD-to-Seven Segment Latch/Decoder/Driver

MC14543B, BCD-to-Seven Segment Latch/Decoder/Driver

MOTOROLA SEMICONDUCTOR TECHNICAL DATA MC14543B BCD-to-Seven Segment Latch/Decoder/Driver for Liquid Crystals The MC14543B BCD to seven segment latch/decoder/driver is designed for use with liquid crystal readouts, and is constructed with complementary MOS (CMOS) enhancement mode devices.

The circuit provides the functions of a 4 bit storage latch and an 8421 BCD to seven segment decoder and driver.

The device has the capability to invert the logic levels

MC14543B Features

* T EMITTING DIODE (LED) READOUT VDD GAS DISCHARGE READOUT APPROPRIATE VOLTAGE COMMON CATHODE LED MC14543B OUTPUT Ph COMMON ANODE LED MC14543B OUTPUT Ph VDD VSS MC14543B OUTPUT Ph NOTE: Bipolar transistors may be added for gain (for VDD v 10 V or Iout ≥ 10 mA). VSS PIN ASSIGNMENT LD C B D A