Overview
The ADG608BR, produced by Analog Devices Inc., is a high-performance analog multiplexer designed to facilitate precise switching between analog signals. This device is part of the ADG608 series, which is built on an enhanced LC2MOS process. This process ensures low power dissipation while providing high switching speed and low on-resistance. The ADG608BR is particularly useful in applications requiring fast and reliable analog signal switching.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Number of Channels | 8 | - |
| On-State Resistance (Ron) | 30 | Ω (max) |
| Channel Matching (ΔRon) | 5 | Ω (max) |
| Supply Voltage, Single (V+) | 3.3V to 5V | V |
| Supply Voltage, Dual (V±) | ±5V | V |
| Switch Time (Ton, Toff) | 75ns (max), 45ns (max) | ns |
| Channel Capacitance (CS(off), CD(off)) | 9pF, 40pF | pF |
| Leakage Current (IS(off)) | 500pA (max) | pA |
| Crosstalk | -85dB at 100kHz | dB |
| Operating Temperature Range | -40°C to 85°C | °C |
Key Features
- Low On-State Resistance and Tight Channel Matching: Ensures minimal signal path errors with a maximum on-state resistance of 30Ω and channel matching of 5Ω max.
- Fast Switching Times: Offers rapid switching with turn-on times of 75ns max and turn-off times of 45ns max.
- Versatile Supply Voltage Options: Supports single 3.3V to 5V or dual ±5V supply voltages, making it flexible for various design requirements.
- Low Charge Injection: Limited to 6pC, reducing signal distortion during switching.
- High-Speed Operation: Suitable for high-frequency applications due to its fast switching capabilities.
- Low Power Dissipation: Designed to consume low power, enhancing the precision and reliability of the circuit.
- Break-Before-Make Switching: Prevents momentary shorting when switching channels.
- TTL and CMOS Compatible Inputs: Simplifies digital interface design and reduces board space requirements.
Applications
- Data Acquisition Systems: Ideal for systems that require precise and fast analog signal switching.
- Communication Systems: Used in various communication systems due to its high-speed operation and low signal distortion.
- Test Equipment and Instrumentation: Suitable for automatic test equipment and other instrumentation applications.
- Audio and Video Switching: Used in audio and video systems where high signal integrity is required.
- Medical Equipment: Applied in medical devices that demand reliable and precise analog signal handling.
Q & A
- What is the ADG608BR used for?
The ADG608BR is used as an analog multiplexer to switch between multiple analog signals precisely and quickly.
- What are the supply voltage options for the ADG608BR?
The ADG608BR supports single supply voltages from 3.3V to 5V and dual supply voltages of ±5V.
- What is the maximum on-state resistance of the ADG608BR?
The maximum on-state resistance is 30Ω.
- How fast can the ADG608BR switch between channels?
The ADG608BR has turn-on times of 75ns max and turn-off times of 45ns max.
- What is the operating temperature range of the ADG608BR?
The operating temperature range is -40°C to 85°C.
- Is the ADG608BR compatible with TTL and CMOS logic families?
Yes, the ADG608BR is compatible with both TTL and CMOS logic families.
- What is the maximum leakage current in the off state?
The maximum leakage current in the off state is 500pA.
- How does the ADG608BR prevent momentary shorting when switching channels?
The ADG608BR uses break-before-make switching action to prevent momentary shorting.
- What is the crosstalk performance of the ADG608BR?
The crosstalk performance is -85dB at 100kHz.
- Is the ADG608BR suitable for high-frequency applications?
Yes, the ADG608BR is suitable for high-frequency applications due to its fast switching capabilities and low charge injection.
