Overview
The ADG708BRUZ-REEL7 is a low-voltage, low-on-resistance 8:1 CMOS analog multiplexer from Analog Devices (ADI), designed for data acquisition systems, industrial measurement, communication equipment, and portable electronics. This device enables high-precision analog signal switching by selecting one of the eight analog inputs to connect to a common output via a 3-bit address control signal.
The ADG708BRUZ-REEL7 supports single-supply operation from 1.8V to 5.5V or dual-supply operation from ±2.5V, featuring a typical 3Ω on-resistance, a fast 14ns switching time, and extremely low leakage current. The device employs a Break-Before-Make switching mechanism to effectively prevent channel short circuits and is widely used in test and measurement, medical equipment, industrial control, and audio/video signal switching.
Core parameters
| Parameter | Value |
| Product Type | 8:1 Analog Multiplexer |
| Number of channels | 8 inputs, 1 output |
| power supply voltage | 1.8V～5.5V (single power supply) / ±2.5V (dual power supply) |
| On-resistance (RON) | Typical 3Ω |
| On-resistance flatness | 0.75Ω (typical) |
| Switching time | Typical 14ns |
| Leakage current | Typical 100pA |
| bandwidth | Approximately 55MHz |
| Control Interface | TTL/CMOS compatible digital input |
| Encapsulation type | TSSOP-16 |
| Operating temperature range | -40°C to +125°C |
| Environmental standards | RoHS compliant |
The above parameters are based on ADI’s official product information.
Features
Low on-resistance improves signal integrity
The ADG708BRUZ-REEL7 features a typical 3Ω on-resistance, which effectively reduces signal attenuation and power loss, making it suitable for high-precision analog signal switching.
Supports wide power range
It supports single power supply from 1.8V to 5.5V and dual power supply from ±2.5V, and is compatible with a variety of analog and digital systems, enhancing design flexibility.
High-speed switching performance
With a typical switching time of only 14ns, it can meet the needs of high-speed data acquisition, automated test equipment (ATE), and communication systems for fast signal switching.
Break-Before-Make Safe Switching
The built-in disconnect-before-connect switching mechanism avoids two inputs from being turned on simultaneously during channel switching, thus improving system reliability.
Ultra-low power design
Utilizing CMOS technology, it boasts extremely low static power consumption, making it ideal for portable instruments and battery-powered devices, thus helping to extend system battery life.
Typical application scenarios
Data acquisition system
Multi-channel sensor signal switching and analog input expansion.
Automated Test Equipment (ATE)
Test signal selection, measurement channel switching, and instrument control.
Industrial Control Systems
Analog signal acquisition, sensor switching, and process control.
Communication equipment
Analog signal routing and RF front-end control.
Audio and video equipment
Switching between audio, video, and other analog signals.
Comparative Advantage Analysis
| Performance indicators | ADG708BRUZ-REEL7 | Ordinary analog switch |
| Number of channels | 8:1 | Usually 2:1 or 4:1 |
| On resistance | Typical 3Ω | higher |
| Switching speed | 14ns | Slower |
| Leakage current | Extremely low | higher |
| Power consumption | Low | generally |
| Signal Integrity | excellent | generally |
The ADG708BRUZ-REEL7 has significant advantages in on-resistance, switching speed, and low power consumption, and can meet the requirements of high-precision analog signal switching.
Manufacturer Profile: Analog Devices
Analog Devices (ADI) is a leading global supplier of high-performance analog, mixed-signal, and digital signal processing semiconductors, with deep technological expertise in data conversion, precision amplifiers, analog switches, and industrial measurement. The ADG series of analog switches, known for their high precision, low power consumption, and high reliability, are widely used in the industrial, medical, communications, and test and measurement markets.
Why choose ADG708BRUZ-REEL7?
● 8:1 analog signal switching for improved system integration
● Typical 3Ω ultra-low on-resistance
● Supports wide power supply from 1.8V to 5.5V
● 14ns high-speed switching performance
● Break-Before-Make safe switching mechanism
● ADI original quality, long-term stable supply
Frequently Asked Questions (FAQ)
Q1: Can the ADG708BRUZ-REEL7 be used in data acquisition systems?
Yes. This device can switch multiple analog inputs to a single output, making it ideal for multi-channel sensor acquisition, test and measurement equipment, and automated control systems. It can effectively reduce ADC channel requirements and improve system integration.
Q2: What are the advantages of the ADG708BRUZ-REEL7 compared to ordinary analog switches?
The ADG708BRUZ-REEL7 provides 8:1 multiplexing, with lower on-resistance, faster switching speed, lower leakage current, and Break-Before-Make protection, which can improve system reliability and design flexibility while ensuring signal integrity.
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