Overview
The ADG451BRZ-REEL is a monolithic CMOS device produced by Analog Devices Inc., designed on an enhanced LC2MOS process. This component features four independently selectable single-pole single-throw (SPST) switches. It is known for its low power dissipation, high switching speed, and low on-resistance of 5 Ω. The ADG451 is suitable for a wide range of analog signal switching applications, including those requiring single-supply or dual-supply operation.
Key Specifications
| Parameter | Typical Value | Maximum Value |
|---|---|---|
| On Resistance (RON) | 5 Ω | - |
| Input Signal Range | Extended to supply rails | - |
| Single-Supply Voltage Range | 5.0 V to 12 V | - |
| Dual-Supply Voltage Range | ±4.5 V to ±20 V | - |
| Turn-On Time (tON) | 70 ns (typ), 180 ns (max) @ VS = ±10 V | 180 ns |
| Turn-Off Time (tOFF) | 60 ns (typ), 140 ns (max) @ VS = ±10 V | 140 ns |
| Break-Before-Make Time Delay (tD) | 15 ns (typ), 5 ns (min) @ VS1 = VS2 = +10 V | 5 ns |
| Charge Injection | 20 pC (typ) | - |
| Input High Voltage (VINH) | 2.4 V (min) | - |
| Input Low Voltage (VINL) | 0.8 V (max) | - |
| Input Current (IINL or IINH) | 0.005 μA (typ) | ±0.5 μA (max) |
Key Features
- Low On-Resistance: 5 Ω, ensuring minimal signal attenuation.
- Extended Signal Range: The signal range fully extends to the supply rails, making it versatile for various applications.
- Single-Supply and Dual-Supply Operation: Can operate with a single supply from 5.0 V to 12 V or with dual supplies from ±4.5 V to ±20 V.
- Break-Before-Make Switching: Prevents channel shorting when configured as a multiplexer, particularly useful in the ADG453 model.
- Low Charge Injection: Minimizes transients when switching digital inputs.
- High Switching Speed: Fast turn-on and turn-off times, suitable for high-speed applications.
Applications
- Analog Signal Switching: Ideal for switching analog signals in various applications, including audio, video, and medical devices.
- Multiplexer Applications: The ADG451, especially the ADG453, is suitable for use in multiplexer configurations due to its break-before-make switching action.
- Industrial and Medical Equipment: Used in industrial control systems, medical devices, and other applications requiring reliable and fast analog signal switching.
- Aerospace and Defense: Can be used in aerospace and defense applications where high reliability and performance are critical.
Q & A
- What is the on-resistance of the ADG451?
The on-resistance (RON) of the ADG451 is typically 5 Ω.
- What is the input signal range of the ADG451?
The input signal range of the ADG451 fully extends to the supply rails.
- Can the ADG451 operate on a single supply?
Yes, the ADG451 can operate with a single supply from 5.0 V to 12 V.
- What is the break-before-make time delay in the ADG453?
The break-before-make time delay in the ADG453 is typically 15 ns.
- What is the charge injection of the ADG451?
The charge injection of the ADG451 is typically 20 pC.
- What are the typical turn-on and turn-off times of the ADG451?
The typical turn-on time (tON) is 70 ns, and the typical turn-off time (tOFF) is 60 ns at VS = ±10 V.
- What are the input high and low voltage levels for the ADG451?
The input high voltage (VINH) is 2.4 V (min), and the input low voltage (VINL) is 0.8 V (max).
- What is the input current for the ADG451?
The input current (IINL or IINH) is typically 0.005 μA.
- In what types of applications is the ADG451 commonly used?
The ADG451 is commonly used in analog signal switching, multiplexer applications, industrial and medical equipment, and aerospace and defense applications.
- What are the available package options for the ADG451?
The ADG451 is available in various packages including 16-Lead PDIP, 16-Lead TSSOP, and 16-Lead SOIC.
