Overview
The CD4056BMG4 is a CMOS integrated circuit produced by Texas Instruments, designed primarily as a BCD-to-7-Segment Latch/Decoder/Driver. This product is widely used in applications requiring the conversion of Binary-Coded Decimal (BCD) inputs to drive 7-segment LED or LCD displays. The CD4056BMG4 is positioned as a reliable and cost-effective solution for display driving in various electronic systems, targeting industries such as industrial automation, consumer electronics, and instrumentation. Its unique selling points include low power consumption, high noise immunity, and compatibility with both LED and LCD displays.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Supply Voltage (VDD) | 3 to 18 | V | Wide operating range |
| Input Current (Max) | ±1 | µA | Low power consumption |
| Output Current (Max) | 10 | mA | Drives LED/LCD segments |
| Operating Temperature | -55 to 125 | °C | Wide temperature range |
| Package | SOIC-16 | - | Surface mount package |
| Logic Family | CMOS | - | High noise immunity |
Key Features
- BCD-to-7-Segment Conversion: Converts 4-bit BCD input to 7-segment output for display driving.
- Latch Functionality: Includes an internal latch to hold the input data, ensuring stable output.
- Low Power Consumption: Ideal for battery-powered applications.
- High Noise Immunity: Ensures reliable operation in noisy environments.
- Compatibility: Works with both LED and LCD displays.
Applications
The CD4056BMG4 is commonly used in industrial automation for process control displays, in consumer electronics such as digital clocks and calculators, and in instrumentation for measurement and monitoring devices. Its ability to drive 7-segment displays efficiently makes it a preferred choice for applications requiring clear and reliable numerical output.
Q & A
1. What is the purpose of the CD4056BMG4?
The CD4056BMG4 is designed to convert Binary-Coded Decimal (BCD) inputs into signals that drive 7-segment LED or LCD displays.
2. What is the operating voltage range of the CD4056BMG4?
The CD4056BMG4 operates within a voltage range of 3V to 18V.
3. Can the CD4056BMG4 drive both LED and LCD displays?
Yes, the CD4056BMG4 is compatible with both LED and LCD displays.
4. What is the maximum output current of the CD4056BMG4?
The maximum output current is 10mA, which is sufficient to drive most 7-segment displays.
5. Does the CD4056BMG4 include a latch function?
Yes, it includes an internal latch to hold the input data, ensuring stable output.
6. What is the package type of the CD4056BMG4?
The CD4056BMG4 is available in an SOIC-16 surface mount package.
7. What is the operating temperature range of the CD4056BMG4?
The operating temperature range is -55°C to 125°C, making it suitable for harsh environments.
8. Is the CD4056BMG4 suitable for battery-powered applications?
Yes, its low power consumption makes it ideal for battery-powered devices.
9. What is the logic family of the CD4056BMG4?
The CD4056BMG4 belongs to the CMOS logic family, known for high noise immunity.
10. Where can I find detailed technical specifications for the CD4056BMG4?
Detailed specifications can be found in the official datasheet provided by Texas Instruments or on distributor websites like Digi-Key or Mouser.
