CD4543BE: Datasheet, Circuit, and Pinout

The CD4543BE is a BCD-to-seven segment latch/decoder/driver designed primarily for liquid-crystal display (LCD) applications. It is also capable of driving light-emitting diode (LED), incandescent, gas-discharge, and fluorescent displays.

Symbol

Footprint

3D Model

• Display blanking of all illegal input combinations

• Latch storage of code

• Capability of driving two low power TTL loads, two HTL loads, or one low power Schottky load over the full rated temperature range

• Pin-for-pin replacement for the CD4056B (with pin 7 tied to VSS)

• Direct LED driving capability

• 100% tested for quiescent current at 20 V

• Maximum input current of 1 µA at 18 V over full package-temperature range; 100 nA at 18 V and 25°C

• Noise margin (full package-temperature range) =

• 1 V at VDD = 5 V

• 2 V at VDD = 10 V

• 2.5 V at VDD = 15 V

• 5-V, 10-V, and 15-V parametric ratings

• Meets all requirements of JEDEC Tentative Standard No. 13B, "Standard Specifications for Description of ’B’ Series CMOS Devices"

Texas Instruments CD4543BE technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments CD4543BE.

BCD-to-Seven-Segment Latch/Decoder/Driver CD4543BE Logic Circuit Diagram

CD4543BE Quiescent Device Current Test Circuit

CD4543BE Input Voltage Test Circuit

CD4543BE Input Current Test Circuit

• Instrument display driver

• Dashboard display driver

• Computer/calculator display driver

• Timing device driver (clocks, watches, timers)

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Download datasheets and manufacturer documentation for Texas Instruments CD4543BE.