Overview
The CD4051BME4, produced by Texas Instruments, is a single 8-channel analog multiplexer/demultiplexer integrated circuit. It is part of the CD4051B series and is known for its wide range of digital and analog signal handling capabilities. This IC is designed to control analog signals with amplitudes up to 20 V peak-to-peak using digital signal amplitudes of 3 V to 20 V. The device features logic-level conversion, making it versatile for various applications.
Key Specifications
| Parameter | Specification |
|---|---|
| Digital Signal Levels | 3 V to 20 V |
| Analog Signal Levels | ≤ 20 V peak-to-peak |
| Single Supply Range | 3 V to 20 V |
| Dual Supply Range | ± 3 V to ± 10 V |
| ON Resistance | 125 Ω (typical) at VDD = 15 V |
| Channel Leakage | ±10 pA (typical) at VDD = 15 V |
| Quiescent Power Dissipation | 0.2 μW (typical) |
| ESD Protection | HBM: 3000 V, CDM: 2000 V |
| Package Types | 16-pin PDIP, CDIP, SOIC, SOP, and TSSOP |
Key Features
- Wide range of digital and analog signal levels: Digital (3 V to 20 V), Analog (≤ 20 V peak-to-peak)
- Single supply range: 3 V to 20 V, Dual supply range: ± 3 V to ± 10 V
- Low ON resistance (125 Ω typical) and low channel leakage (±10 pA typical)
- Low quiescent power dissipation (0.2 μW typical)
- Break-before-make switching eliminates channel overlap
- Bidirectional signal path
- ESD protection: HBM 3000 V, CDM 2000 V
- Pin compatible with industry standard 4051 multiplexers
Applications
- Analog and digital multiplexing and demultiplexing
- Analog to digital and digital to analog conversion
- Signal gating
- Factory automation
- Televisions
- Appliances
- Consumer audio
- Programmable logic circuits
- Sensors
Q & A
- What is the CD4051BME4 used for?
The CD4051BME4 is used for analog and digital multiplexing and demultiplexing, signal gating, and other applications requiring the control of analog signals using digital inputs.
- What are the digital and analog signal level ranges for the CD4051BME4?
The digital signal levels range from 3 V to 20 V, and the analog signal levels can be up to 20 V peak-to-peak.
- What are the typical ON resistance and channel leakage values for the CD4051BME4?
The typical ON resistance is 125 Ω at VDD = 15 V, and the typical channel leakage is ±10 pA at VDD = 15 V.
- What types of packages are available for the CD4051BME4?
The CD4051BME4 is available in 16-pin PDIP, CDIP, SOIC, SOP, and TSSOP packages.
- How does the CD4051BME4 handle ESD protection?
The CD4051BME4 has ESD protection with HBM ratings of 3000 V and CDM ratings of 2000 V.
- What is the quiescent power dissipation of the CD4051BME4?
The quiescent power dissipation is typically 0.2 μW.
- Can the CD4051BME4 be used in bidirectional signal paths?
- How can noise be minimized when using the CD4051BME4?
Noise can be minimized by using bypass capacitors (typically 0.1 μF) between VDD and VSS and between VEE and VSS.
- Is the CD4051BME4 pin compatible with other industry standard multiplexers?
- What are some common applications of the CD4051BME4?
- Can the CD4051BME4 be used in high-reliability automotive applications?
