Overview
The ADG508FBRWZ-REEL is an 8-channel analog multiplexer produced by Analog Devices Inc. This device is part of the ADG508F series, which includes various package options, with the 'BRWZ' designation indicating a 16-lead SOIC wide package. The ADG508F multiplexer is designed to switch one of eight inputs to a common output, controlled by 3-bit binary address lines (A0, A1, and A2). It also features an enable (EN) input to allow the device to be enabled or disabled, with all channels switched off when disabled.
Key Specifications
| Parameter | Value | Conditions |
|---|---|---|
| Number of Channels | 8 single channels | |
| On Resistance (RON) | 270 Ω typical, 390 Ω maximum | VDD = +15 V, VSS = -15 V, GND = 0 V |
| Switching Time (ton) | 230 ns maximum | VDD = +15 V, VSS = -15 V, GND = 0 V |
| Input Voltage Range | -40 V to +55 V | Continuous overvoltage protection |
| Leakage Current (IS Off) | A few nanoamperes | Power supplies off |
| Package Type | 16-Lead SOIC Wide | |
| Operating Temperature Range | -40°C to +85°C |
Key Features
- Fault Protection: The ADG508F can withstand continuous overvoltage inputs from -40 V to +55 V, protecting the device and signal sources during power loss or overvoltage conditions.
- Low On Resistance (RON): Typical RON of 270 Ω and maximum of 390 Ω, ensuring minimal signal attenuation.
- Fast Switching Times: Maximum switching time of 230 ns, enabling rapid signal switching.
- Break-Before-Make Switching: Prevents momentary shorting of input signals during switching.
- Trench Isolation: Prevents latch-up by separating p and n-channel MOSFETs with a dielectric trench.
Applications
The ADG508FBRWZ-REEL is suitable for various applications requiring reliable and fault-protected analog signal switching. These include:
- Industrial Automation: For controlling and switching analog signals in industrial environments where overvoltage protection is crucial.
- Medical Devices: In medical equipment where signal integrity and protection against overvoltages are essential.
- Aerospace and Defense: For applications requiring high reliability and fault tolerance in harsh environments.
- Automotive Systems: For use in automotive systems that need robust and reliable signal switching and protection.
Q & A
- What is the primary function of the ADG508FBRWZ-REEL?
The primary function is to switch one of eight analog input channels to a common output, controlled by 3-bit binary address lines.
- What type of package does the ADG508FBRWZ-REEL come in?
The ADG508FBRWZ-REEL comes in a 16-lead SOIC wide package.
- What is the on-resistance (RON) of the ADG508FBRWZ-REEL?
The typical on-resistance is 270 Ω, with a maximum of 390 Ω.
- How does the ADG508FBRWZ-REEL protect against overvoltages?
The device can withstand continuous overvoltage inputs from -40 V to +55 V, and during fault conditions, it limits leakage current to a few nanoamperes.
- What is the switching time of the ADG508FBRWZ-REEL?
The maximum switching time is 230 ns.
- Does the ADG508FBRWZ-REEL have latch-up protection?
Yes, it features trench isolation to prevent latch-up.
- How is the device enabled or disabled?
The device is enabled or disabled using the EN input; when disabled, all channels are switched off.
- What are the operating temperature ranges for the ADG508FBRWZ-REEL?
The operating temperature range is from -40°C to +85°C.
- What types of applications is the ADG508FBRWZ-REEL suitable for?
It is suitable for industrial automation, medical devices, aerospace and defense, and automotive systems.
- Where can I find detailed specifications and datasheets for the ADG508FBRWZ-REEL?
Detailed specifications and datasheets can be found on the Analog Devices website and other electronic component distributor websites.
