Overview
The CD4067BNSR is a 16-channel analog multiplexer/demultiplexer IC manufactured by Texas Instruments. This device is part of the CD4067 series and is designed to switch one of 16 analog inputs to a single analog output, or to control multiple analog outputs from a single digital input. It is widely used in various applications requiring analog signal routing and processing.
Key Specifications
| Parameter | Value | Conditions |
|---|---|---|
| Voltage Rating | 20V | |
| ON Resistance | 125Ω (typ) | VDD - VSS = 15V, 15Vp-p signal input range |
| OFF Resistance | Channel leakage of ±10pA (typ) | VDD - VSS = 10V |
| Quiescent Power Dissipation | 0.2µW (typ) | VDD - VSS = 10V |
| Input Current | 1µA (max) at 18V | Full package temperature range |
| Package Type | SOIC-24 (NSR suffix) | |
| Operating Temperature Range | -55°C to 125°C | |
| 3dB Cutoff Frequency | 14 MHz (typ) | VDD = 5V, VSS = -5V, Vis(p-p) = 5V |
Key Features
- High-voltage types with a 20V rating
- Low ON resistance: 125Ω (typ) over 15Vp-p signal input range
- High OFF resistance: channel leakage of ±10pA (typ) at VDD - VSS = 10V
- Matched switch characteristics: RON = 5Ω (typ) for VDD - VSS = 15V
- Very low quiescent power dissipation under all digital-control input and supply conditions
- Binary address decoding on chip
- 5V, 10V, and 15V parametric ratings
- Standardized symmetrical output characteristics
- Available in various package options including PDIP, SOIC, and TSSOP
Applications
- Data acquisition systems
- Instrumentation
- Audio signal routing
- Analog signal processing
- A/D and D/A conversion
- Signal gating
Q & A
- What is the CD4067BNSR used for?
The CD4067BNSR is used as a 16-channel analog multiplexer/demultiplexer to switch one of 16 analog inputs to a single analog output or to control multiple analog outputs from a single digital input. - What are the key specifications of the CD4067BNSR?
Key specifications include a 20V voltage rating, low ON resistance of 125Ω, high OFF resistance, very low quiescent power dissipation, and binary address decoding on chip. - What are the different package options available for the CD4067B?
The CD4067B is available in PDIP, SOIC, and TSSOP packages. - What is the typical ON resistance of the CD4067B?
The typical ON resistance is 125Ω over a 15Vp-p signal input range for VDD - VSS = 15V. - What is the quiescent power dissipation of the CD4067B?
The quiescent power dissipation is 0.2µW (typ) at VDD - VSS = 10V. - What are the operating temperature ranges for the CD4067B?
The operating temperature range is -55°C to 125°C. - How does the CD4067B handle high-frequency signals?
The CD4067B has a 3dB cutoff frequency of 14 MHz (typ) for VDD = 5V, VSS = -5V, and Vis(p-p) = 5V. - What are some common applications of the CD4067B?
Common applications include data acquisition systems, instrumentation, audio signal routing, analog signal processing, and A/D and D/A conversion. - How does the CD4067B's performance vary with temperature?
The CD4067B's performance can vary with temperature, so it should be operated within the specified temperature range for best results. - What design considerations should be taken when using the CD4067B in a PCB design?
Keep the analog signal paths short and avoid routing them close to noisy digital signals to minimize interference and signal degradation.
