Description: 1. The CD4543 is a 4-bit Binary-Coded-Decimekal Point (BCD) to 7-segment decoder integrated circuit (IC). It converts binary coded decimal numbers into their corresponding seven-segment display representation. 2. Each of the four BCD inputs can accept digits between 0 and 9, providing a total capacity for displaying four decimal digits. 3. The IC features common anode segments for the 7-segment displays, minimizing the number of external components required to build a display circuit. 4. A decoded carry output (Q'1) is available for handling numbers larger than nine, allowing cascading multiple CD4543s to represent higher decimal values. 5. The IC has an enabling input (RST) that allows for resetting all the outputs to their zero state at any time during operation. This can be useful in various applications when updating or setting new numbers on the display. 6. The CD4543 offers a low power consumption, making it suitable for battery-powered devices and other low-power applicati
| Specification | Details |
|---|---|
| Function | 4-Digit BCD (Binary Coded Decimal) to 7-Segment LED Display Decoder |
| IC Type | CMOS Low Power Consumption |
| Number of Pins | 16-Pin DIP (Dual In-Line Package) |
| Supply Voltage | 5V ±10% 3mA Typical Current Draw |
| Operating Frequency | Up to 20 MHz |
| BCD Input Format | 4-Digit BCD 8421 Code |
| 7-Segment Output | Common Anode A-G Pins (A-F & G) |
| Active Low Inputs | Yes All Inputs |
| Propagation Delay | 70 ns Typical |
| Package Type | DIP-16 (0.300" x 1.25") |
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