Overview
The ADG729BRU-REEL is a dual 4-channel matrix switch produced by Analog Devices Inc. This component is designed for use in various applications requiring high-speed and precise signal switching. It features a CMOS analog switch with a serially controlled 2-wire interface compatible with the I2C™ interface standard. The device operates with a single supply voltage range of 2.7V to 5.5V or dual supplies, making it versatile for different system requirements.
Key Specifications
| Parameter | Value | Unit | Comments |
|---|---|---|---|
| Switch Circuit | SP4T | - | - |
| Multiplexer/Demultiplexer Circuit | 4:1 | - | - |
| Number of Circuits | 2 | - | - |
| On-State Resistance (Max) | 4.5 | Ω | VS = 0 V to VDD, IS = 10 mA |
| Voltage - Supply, Single (V+) | 2.7V ~ 5.5V | V | - |
| Switch Time (Ton, Toff) (Typ) | 95ns, 85ns | ns | - |
| -3dB Bandwidth | 100MHz | MHz | - |
| Charge Injection | 3pC | pC | - |
| Channel Capacitance (CS(off), CD(off)) | 13pF, 42pF | pF | - |
| Current - Leakage (IS(off)) (Max) | 100pA | pA | - |
| Crosstalk | -75dB @ 1MHz | dB | - |
| Operating Temperature | -40°C ~ 85°C | °C | - |
| Mounting Type | Surface Mount | - | - |
| Supplier Device Package | 16-TSSOP | - | - |
Key Features
- SP4T analog switch circuit with multiplexer/demultiplexer functionality.
- Dual 4-channel matrix switch design.
- Operating voltage range: 2.7V to 5.5V single supply or dual supplies.
- Fast switch times (Ton, Toff) of 95ns and 85ns typical.
- -3dB bandwidth of 100MHz.
- Low charge injection of 3pC.
- Low channel capacitance (CS(off), CD(off)) of 13pF and 42pF.
- Low current leakage (IS(off)) of 100pA maximum.
- High crosstalk isolation of -75dB at 1MHz.
- Serially controlled 2-wire interface compatible with I2C™ interface standard.
Applications
- High-speed data acquisition systems.
- Signal conditioning and isolation in processing systems.
- Medical devices requiring high precision and accuracy.
- Industrial control systems needing real-time signal processing.
Q & A
- Q: What is the ADG729BRU-REEL and its primary function?
A: The ADG729BRU-REEL is a dual 4-channel matrix switch designed for high-speed signal switching and multiplexing/demultiplexing applications.
- Q: What is the operating voltage range of the ADG729BRU-REEL?
A: The ADG729BRU-REEL operates with a single supply voltage range of 2.7V to 5.5V or dual supplies.
- Q: What are the typical switch times for the ADG729BRU-REEL?
A: The typical switch times (Ton, Toff) are 95ns and 85ns.
- Q: What is the -3dB bandwidth of the ADG729BRU-REEL?
A: The -3dB bandwidth is 100MHz.
- Q: How much charge injection does the ADG729BRU-REEL have?
A: The charge injection is 3pC.
- Q: What are the channel capacitances (CS(off), CD(off)) of the ADG729BRU-REEL?
A: The channel capacitances are 13pF and 42pF.
- Q: What is the maximum current leakage (IS(off)) of the ADG729BRU-REEL?
A: The maximum current leakage is 100pA.
- Q: What is the crosstalk isolation of the ADG729BRU-REEL at 1MHz?
A: The crosstalk isolation is -75dB at 1MHz.
- Q: What interface does the ADG729BRU-REEL use for control?
A: The ADG729BRU-REEL uses a serially controlled 2-wire interface compatible with the I2C™ interface standard.
- Q: What are some common applications of the ADG729BRU-REEL?
A: Common applications include high-speed data acquisition systems, signal conditioning and isolation in processing systems, medical devices, and industrial control systems.
