Overview
The CD4051BNSRE4 is a digitally-controlled analog multiplexer and demultiplexer produced by Texas Instruments. This component is part of the CD405xB series, known for its low ON impedance and very low OFF leakage current. It is designed to handle a wide range of digital and analog signal levels, making it versatile for various applications. The CD4051BNSRE4 operates over a single supply range of 3V to 20V and a dual supply range of ±3V to ±10V, ensuring compatibility with different system requirements.
Key Specifications
| Parameter | Description | Value |
|---|---|---|
| Package / Case | 16-SOIC (0.209", 5.30mm Width) | - |
| Operating Temperature Range | -55°C to 125°C (TA) | - |
| Supply Voltage (Single) | 3V to 20V | - |
| Supply Voltage (Dual) | ±2.5V to ±10V | - |
| On-State Resistance (Max) | 240Ω | - |
| Channel Leakage (IS(off)) (Max) | 100nA | - |
| Channel-to-Channel Matching (ΔRon) | 5Ω | - |
| -3db Bandwidth | 20MHz | - |
| Channel Capacitance (CS(off), CD(off)) | 0.2pF, 30pF | - |
Key Features
- Wide Range of Signal Levels: Supports digital signals from 3V to 20V and analog signals up to 20VP-P.
- Low ON Resistance: Typical ON resistance of 125Ω over the input range for VDD = 15V.
- Low Channel Leakage: Typical leakage current of ±10pA at VDD = 15V.
- Low Quiescent Power Dissipation: Typical quiescent power dissipation of 0.2µW.
- Break-Before-Make Switching: Eliminates channel overlap.
- Bidirectional Signal Path: Allows for flexible signal routing.
- ESD Protection: Human Body Model (HBM) 3000V, Charged Device Model (CDM) 2000V.
- Pin Compatibility: Compatible with industry standard 4051 muxes.
Applications
The CD4051BNSRE4 is suitable for a variety of applications due to its versatility and performance characteristics. Some common uses include:
- Audio and Video Switching: Ideal for switching between multiple audio or video sources.
- Industrial Control Systems: Used in control systems that require reliable and low-power signal switching.
- Medical Devices: Suitable for medical equipment where low leakage and high signal integrity are crucial.
- Automotive Systems: Can be used in automotive applications requiring robust and reliable signal switching.
Q & A
- What is the operating temperature range of the CD4051BNSRE4?
The operating temperature range is -55°C to 125°C.
- What are the supply voltage ranges for the CD4051BNSRE4?
The single supply range is 3V to 20V, and the dual supply range is ±2.5V to ±10V.
- What is the typical ON resistance of the CD4051BNSRE4?
The typical ON resistance is 125Ω over the input range for VDD = 15V.
- What is the maximum channel leakage current of the CD4051BNSRE4?
The maximum channel leakage current is 100nA.
- Does the CD4051BNSRE4 have ESD protection?
Yes, it has ESD protection with HBM 3000V and CDM 2000V.
- Is the CD4051BNSRE4 pin compatible with industry standard 4051 muxes?
Yes, it is pin compatible with industry standard 4051 muxes.
- What is the -3db bandwidth of the CD4051BNSRE4?
The -3db bandwidth is 20MHz.
- What is the channel-to-channel matching (ΔRon) of the CD4051BNSRE4?
The channel-to-channel matching (ΔRon) is 5Ω.
- What type of switching does the CD4051BNSRE4 use to eliminate channel overlap?
The CD4051BNSRE4 uses break-before-make switching to eliminate channel overlap.
- Is the CD4051BNSRE4 suitable for high-frequency applications?
Yes, it is suitable for high-frequency applications due to its low ON resistance and high bandwidth.
