Overview
The ADG721BRM-REEL7, produced by Analog Devices Inc., is a CMOS low-voltage dual SPST (Single Pole Single Throw) switch. This device is part of the ADG721 series, which is designed to operate from a single supply voltage ranging from 1.8 V to 5.5 V, making it ideal for use in battery-powered instruments and various interface circuits. The ADG721BRM-REEL7 is packaged in a compact 8-lead MSOP or 3 mm x 2 mm LFCSP, making it suitable for space-constrained applications.
Key Specifications
| Parameter | Value | Unit | Conditions |
|---|---|---|---|
| Supply Voltage Range | 1.8 to 5.5 | V | |
| On-State Resistance (RON) | 4 | Ω | Max, VDD = 5 V |
| Channel-to-Channel Matching (ΔRON) | 300 | mΩ | |
| Switching Times (Ton, Toff) | 14 ns, 6 ns | Typical | |
| Bandwidth | 200 | MHz | |
| Charge Injection | 2 | pC | |
| Channel Capacitance (CS(off), CD(off)) | 7 | pF | |
| Leakage Current (IS(OFF), ID(OFF)) | 250 | pA | Max |
| Crosstalk | -97 | dB | @ 1 MHz |
| Operating Temperature Range | -40 to 85 | °C |
Key Features
- Low On-State Resistance: The ADG721BRM-REEL7 features a maximum on-state resistance of 4 Ω, ensuring minimal signal loss and distortion.
- Fast Switching Times: With typical switching times of 14 ns (Ton) and 6 ns (Toff), this device supports high-speed signal processing.
- High Bandwidth: The device offers a bandwidth of 200 MHz, making it suitable for high-frequency applications.
- Low Charge Injection: The charge injection is as low as 2 pC, which minimizes the glitch impulse during switching.
- Low Power Consumption: Designed for low power dissipation, this switch is ideal for battery-powered devices.
- Exceptional Crosstalk Isolation: The device provides excellent crosstalk isolation, with a value of -97 dB at 1 MHz.
- Compact Packaging: Available in 8-lead MSOP and 3 mm x 2 mm LFCSP packages, making it suitable for space-constrained applications.
Applications
- Signal Routing in Communication Systems: Ideal for routing signals in communication systems due to its fast switching times and low on-state resistance.
- Audio and Video Switching: Suitable for audio and video switching applications where signal fidelity and speed are critical.
- Data Acquisition Systems: Used in data acquisition systems for precise signal switching and minimal distortion.
- Measurement and Test Equipment: Employed in measurement and test equipment for reliable and accurate signal switching.
- Portable and Battery-Powered Devices: Ideal for portable and battery-powered devices due to its low power consumption and minimal leakage currents.
Q & A
- What is the supply voltage range of the ADG721BRM-REEL7?
The supply voltage range is from 1.8 V to 5.5 V.
- What is the maximum on-state resistance of the ADG721BRM-REEL7?
The maximum on-state resistance is 4 Ω.
- What are the typical switching times of the ADG721BRM-REEL7?
The typical switching times are 14 ns (Ton) and 6 ns (Toff).
- What is the bandwidth of the ADG721BRM-REEL7?
The bandwidth is 200 MHz.
- What is the charge injection of the ADG721BRM-REEL7?
The charge injection is as low as 2 pC.
- What is the operating temperature range of the ADG721BRM-REEL7?
The operating temperature range is from -40°C to 85°C.
- What are the typical applications of the ADG721BRM-REEL7?
Typical applications include signal routing in communication systems, audio and video switching, data acquisition systems, measurement and test equipment, and portable and battery-powered devices.
- What is the packaging of the ADG721BRM-REEL7?
The device is available in 8-lead MSOP and 3 mm x 2 mm LFCSP packages.
- Is the ADG721BRM-REEL7 suitable for high-frequency applications?
Yes, it is suitable for high-frequency applications due to its high bandwidth and fast switching times.
- What is the crosstalk isolation of the ADG721BRM-REEL7?
The crosstalk isolation is -97 dB at 1 MHz.
