

Overview
The CD4543S is a LCD Driver made by GR in a SOP-16 package with 16 pins.
PCBKit's library has its KiCad symbol (EasyEDA_Cloud:CD4543S, from EasyEDA) and its footprint (Package_SO:SOIC-16_3.9x9.9mm_P1.27mm, from KiCad's library), ready for a KiCad board. 1,326 are in stock at JLCPCB (part C22397524). 1 open-source board in 1 repository on GitHub use it.
Symbol
Footprint
Parameters
5- Current - Supply
- 1uA
- Display Configurations(Segment)
- 7 Segment
- Operating Temperature
- 0℃~+70℃
- Pd - Power Dissipation
- 500mW
- Quiescent Current
- 0uA
Order codes
1- CD4543SLCSC C22397524
Pinout
16| Pin | Name | Type |
|---|---|---|
| 1 | LATCHDISABLE | Unspecified |
| 2 | C | Unspecified |
| 3 | B | Unspecified |
| 4 | D | Unspecified |
| 5 | A | Unspecified |
| 6 | PHASE | Unspecified |
| 7 | BLANKING | Unspecified |
| 8 | VSS | Unspecified |
| 9 | a | Unspecified |
| 10 | b | Unspecified |
| 11 | c | Unspecified |
| 12 | d | Unspecified |
| 13 | e | Unspecified |
| 14 | g | Unspecified |
| 15 | f | Unspecified |
| 16 | VDD | Unspecified |
Open-source boards using it
All 1- 2 layers

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<iframe src="https://pcbkit.io/embed/parts/gr/CD4543S" title="CD4543S in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe><img src="https://pcbkit.io/embed/parts/gr/CD4543S.jpg" alt="CD4543S" width="1200" height="900">[](https://pcbkit.io/parts/gr/CD4543S)Questions
Is there a KiCad symbol and footprint for the CD4543S?
Yes. The symbol is EasyEDA_Cloud:CD4543S and the footprint Package_SO:SOIC-16_3.9x9.9mm_P1.27mm, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the CD4543S?
SOP-16, with 16 pins. Its footprint is drawn on this page.
Where can I order the CD4543S?
JLCPCB lists it as part C22397524, with 1,326 in stock; the sellers' links on this page open their listings.
What can replace the CD4543S?
Parts like it in the library: the CD4543BM96 by Texas Instruments, the CD4543BM/TR by HGSEMI, the CD4056BM96 by Texas Instruments and the MC14543BD by onsemi. Check their datasheets: a part that fits the footprint may still differ in its ratings.
Which open-source boards use the CD4543S?
1 board in 1 repository on GitHub; the most starred are listed on this page, with their KiCad files.
Parts like it
8CD4543BM96
SOIC-16-55℃~+125℃ 3V~18V 40nA 7 Segment SOIC-16 LCD Drivers ROHSTexas InstrumentsLCD DriversCD4543BM/TR
SOP-16-25℃~+75℃ 3V~15V 500mW SOP-16 LCD Drivers ROHSHGSEMILCD DriversCD4056BM96
SOIC-16-55℃~+125℃ 3V~18V 40nA 500mW 7 Segment SOIC-16 LCD Drivers ROHSTexas InstrumentsLCD DriversMC14543BD
SOIC-16-55℃~+125℃ 185ns@15V,50pF 3V~18V 4.2mA 4/7 5uA 880uA Decoder Reverse function Single Supply SOIC-16 Signal Switches, Multiplexers, Decoders ROHSonsemiLCD DriversCD4054BM96
SOP-16-55℃~+125℃ 3V~18V 4 Segment 40nA 40uA SOP-16 LCD Drivers ROHSTexas InstrumentsLCD DriversCD4543BP
SOP-16-55℃~+125℃ 0.04uA 3V~18V 500mW 7 Segment SOP-16 Digital Tube Drivers ROHSSungineLCD Drivers74HC4511D
SOIC-16SOIC-16 Digital Tube Drivers ROHSNexperiaLCD DriversCD4056BMT
SOIC-16-55℃~+125℃ 3V~18V 40nA 7 Segment Integrated key function SOIC-16 LCD Drivers ROHSTexas InstrumentsLCD Drivers