Overview
The CD4543BM is a semiconductor device produced by Texas Instruments, belonging to the CD4543B family of integrated circuits. This device is a BCD-to-7-Segment Latch/Decoder/Driver, designed to convert 4-bit binary-coded decimal (BCD) data into 7-segment display format. It is widely used in various digital display applications such as clocks, counters, and other numeric displays.
Key Specifications
| Parameter | Value |
|---|---|
| Package Type | SOIC D |
| Number of Pins | 16 |
| Package Quantity | 40 (for CD4543BM), 2500 (for CD4543BM96) |
| Eco Plan | Green (RoHS & no Sb/Br) |
| Lead/Ball Finish | Cu NIPDAU |
| Moisture Sensitivity Level (MSL) | Level-1-260C-UNLIM |
| Operating Temperature (°C) | -55 to 125 |
Key Features
- Converts 4-bit BCD data to 7-segment display format.
- Internal pull-up resistors on all segment outputs.
- Latch function to store the BCD data.
- Open-collector outputs for segment drivers.
- Compliant with RoHS and free from Sb/Br, meeting low halogen requirements.
Applications
- Digital clocks and timers.
- Counters and numeric displays.
- Instrumentation and measurement devices.
- Automotive and industrial control systems.
- Any application requiring BCD to 7-segment conversion.
Q & A
- What is the primary function of the CD4543BM?
The primary function is to convert 4-bit binary-coded decimal (BCD) data into 7-segment display format. - What types of packages are available for the CD4543B family?
The CD4543B is available in PDIP, SOIC, SOP, and TSSOP packages. - Is the CD4543BM RoHS compliant?
Yes, the CD4543BM is RoHS compliant and free from Sb/Br, meeting low halogen requirements. - What is the operating temperature range of the CD4543BM?
The operating temperature range is -55°C to 125°C. - Does the CD4543BM have internal pull-up resistors?
Yes, it has internal pull-up resistors on all segment outputs. - What is the moisture sensitivity level of the CD4543BM?
The moisture sensitivity level is Level-1-260C-UNLIM. - Can the CD4543BM be used in automotive applications?
Yes, it can be used in automotive and industrial control systems. - Is the CD4543BM still in production?
As of the latest information, the CD4543BM96 is active and recommended for new designs, but other variants may be obsolete or not recommended for new designs. - What is the package quantity for the CD4543BM96?
The package quantity for the CD4543BM96 is 2500. - Does the CD4543BM have latch functionality?
Yes, it has a latch function to store the BCD data.
