Texas Instruments CD4543BNSR Signal Switches, Multiplexers and Decoders
CMOS BCD-to-Seven-Segment Decoder/Driver for LCDs.

Same model may have multiple batches, images only for reference.
Technical Specifications
Texas Instruments CD4543BNSR Signal Switches, Multiplexers and Decoders technical specifications.
General
Alternate Parts Comparison (CD4543BNSR vs CD4543BNSRG4 vs CD4051BM96G3 vs CD4051BM96G4)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Operating Temperature | -55°C ~ 125°C | -55°C ~ 125°C | -55°C ~ 125°C (TA) | -55°C ~ 125°C (TA) |
| Package / Case | 16-SOIC | -- | 16-SOIC | 16-SOIC |
| Mounting Type | Surface Mount | -- | Surface Mount | Surface Mount |
| Supply Voltage | 3V ~ 18V | 3V ~ 18V | -- | -- |
| Number of Channels | 4 | 4 | -- | -- |
| RoHS | Yes | Yes | -- | -- |
| Bandwidth | 8MHz | 8MHz | -- | -- |
| Contact Plating | Gold | Gold | -- | -- |
| Display Type | LCD | LCD | -- | -- |
| High Level Output Current | -3.33mA | -3.33mA | -- | -- |
| Lead Free | Lead Free | Lead Free | -- | -- |
| Logic Function | Demultiplexer, Decoder | Demultiplexer, Decoder | -- | -- |
| Action |
Texas Instruments CD4543BNSR Signal Switches, Multiplexers and Decoders Overview
CMOS BCD-to-Seven-Segment Decoder/Driver for LCDs. Features 4 input lines, 7 output lines, and a 400ns propagation delay. Operates with a supply voltage range of 3V to 18V and a bandwidth of 8MHz. This non-inverting logic device offers a high level output current of -3.33mA and a low level output current of 4.2mA.
Packaged in a 16-SO SOP with gold contact plating, it functions across a temperature range of -55°C to 125°C and is RoHS compliant.