Overview
The CD4097BPWR is a 20-V, 8:1 differential, 1-channel analog multiplexer manufactured by Texas Instruments. This device is part of the CD40x7B series of CMOS analog multiplexers or demultiplexers, known for their low ON impedance, low OFF leakage current, and internal address decoding. The CD4097B is specifically designed for applications requiring high-voltage handling and precise signal switching.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Operating Voltage Range | -55 to 125 | °C |
| Package Type | TSSOP (PW) | - |
| Number of Pins | 24 | - |
| Maximum Operating Voltage | 20 | V |
| ON Resistance (typical) | 125Ω over 15Vp-p signal-input range for VDD–VSS = 15V | Ω |
| OFF Resistance (typical) | ±10pA at VDD – VSS = 10V | pA |
| Quiescent Power Dissipation (typical) | 0.2µW at VDD – VSS = 10V | µW |
| Maximum Input Current | 1µA at 18V over full package temperature range | µA |
Key Features
- High-voltage types with a 20V rating
- Low ON resistance: 125Ω (typ) over 15Vp-p signal-input range for VDD–VSS = 15V
- 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: 0.2µW (typ) at VDD – VSS = 10V
- Binary address decoding on chip
- 5V, 10V, and 15V parametric ratings
- 100% tested for quiescent current at 20V
- Standardized symmetrical output characteristics
- Meets all requirements of JEDEC tentative standard No. 13-B, Standard Specifications for Description of 'B' Series CMOS Devices
Applications
The CD4097BPWR is suitable for a variety of applications that require precise analog signal switching and high-voltage handling. These include:
- Analog signal routing and switching in audio and video systems
- Data acquisition systems where multiple analog inputs need to be multiplexed
- Industrial control systems requiring high reliability and low power consumption
- Medical devices that need to handle multiple analog signals with low noise and high accuracy
- Automotive systems where robustness and high voltage tolerance are essential
Q & A
- What is the maximum operating voltage of the CD4097BPWR?
The maximum operating voltage of the CD4097BPWR is 20V.
- What is the typical ON resistance of the CD4097BPWR?
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 CD4097BPWR?
The quiescent power dissipation is typically 0.2µW at VDD – VSS = 10V.
- Does the CD4097BPWR have internal address decoding?
- What is the maximum input current of the CD4097BPWR?
The maximum input current is 1µA at 18V over the full package temperature range.
- What are the package options for the CD4097BPWR?
The CD4097BPWR is available in a 24-lead TSSOP (PW) package.
- What are the parametric ratings for the CD4097BPWR?
The device has parametric ratings for 5V, 10V, and 15V.
- Is the CD4097BPWR compliant with any industry standards?
- What are some common applications for the CD4097BPWR?
- How does the CD4097BPWR handle high OFF resistance?
