BCD to Seven Segment Decoder/Driver

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Typical Diagram

Diagram Not Shown

Key Features

    • TTL Compatible Input Logic Levels
    • 25mA (Typ) Constant Current Segment Outputs
    • Eliminates Need for Output Current Limiting Resistors
    • Pin Compatible with Other Industry Standard Decoders
    • Low Standby Power Dissipation 18mW (Typ)


The CA3161E is a monolithic integrated circuit that performs the BCD to seven segment decoding function and features constant current segment drivers. When used with the CA3162E A/D Converter the CA3161E provides a complete digital readout system with a minimum number of external parts.


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