MC14543B Description
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 plementary 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 Key Features
- Latch Storage of Code
- Blanking Input
- Readout Blanking on All Illegal Input binations
- Direct LED (mon Anode or Cathode) Driving Capability
- Supply Voltage Range = 3.0 V to 18 V
- Capable of Driving 2 Low-power TTL Loads, 1 Low-power Schottky
- Pin-for-Pin Replacement for CD4056A (with Pin 7 Tied to VSS)
- Chip plexity: 207 FETs or 52 Equivalent Gates
- NLV Prefix for Automotive and Other