Overview
The ADG412BNZ, produced by Analog Devices Inc., is a monolithic CMOS device that comprises four independently selectable single-pole single-throw (SPST) switches. This component is part of the ADG411, ADG412, and ADG413 series, which are designed on an enhanced LC2MOS process. This technology ensures low power dissipation, high switching speed, and low on-resistance, making the ADG412BNZ suitable for a variety of applications, including audio and video signal switching.
Key Specifications
| Parameter | Typical Value | Maximum Value | Unit | Test Conditions |
|---|---|---|---|---|
| Analog Signal Range | VDD to VSS | VDD to VSS | V | Dual supply operation |
| On Resistance (RON) | 25 | 35 | Ω | VD = ±8.5 V, IS = −10 mA; VDD = +13.5 V, VSS = −13.5 V |
| Source OFF Leakage (IS OFF) | ±0.1 | ±0.1 | nA | VD = +15.5 V/−15.5 V |
| Turn-On Time (tON) | 175 | 250 | ns | RL = 300 Ω, CL = 35 pF; VS = 8 V |
| Turn-Off Time (tOFF) | 95 | 145 | ns | RL = 300 Ω, CL = 35 pF; VS = 8 V |
| Input High Voltage (VINH) | 2.4 | V | ||
| Input Low Voltage (VINL) | 0.8 | V | ||
| Power Dissipation (IDD) | 0.0001 | 1 | μA | VDD = +16.5 V, VSS = −16.5 V; Digital inputs = 0 V or 5 V |
Key Features
- Extended Signal Range: The ADG412BNZ has an input signal range that extends fully to the supply rails, making it versatile for various applications.
- Ultralow Power Dissipation: Designed with CMOS technology, this component offers very low power consumption, ideal for battery-powered devices.
- Low On Resistance (RON): The on-resistance is very low and flat over the full analog input range, ensuring excellent linearity and low distortion.
- Break-Before-Make Switching: This feature prevents channel shorting when the switches are configured as a multiplexer, ensuring reliable operation.
- Single-Supply Operation: The ADG412BNZ can operate with a single supply, making it suitable for applications where the analog signal is unipolar.
- Low Charge Injection: The design minimizes transients when switching digital inputs, ensuring stable signal switching.
Applications
- Audio Signal Switching: The flat on-resistance profile and low distortion make the ADG412BNZ suitable for switching audio signals.
- Video Signal Switching: Fast switching speed and high signal bandwidth make this component ideal for video signal applications.
- Multiplexer Applications: The break-before-make switching action and low charge injection make it suitable for use in multiplexer configurations.
- Portable and Battery-Powered Instruments: The ultralow power dissipation makes the ADG412BNZ a good choice for portable and battery-powered devices.
Q & A
- What is the ADG412BNZ?
The ADG412BNZ is a monolithic CMOS device comprising four independently selectable SPST switches, produced by Analog Devices Inc..
- What is the on-resistance of the ADG412BNZ?
The on-resistance (RON) is typically 25 Ω and can be up to 35 Ω maximum under specified conditions.
- What is the input signal range of the ADG412BNZ?
The input signal range extends fully to the supply rails, making it versatile for various applications.
- Does the ADG412BNZ support single-supply operation?
- What is the power dissipation of the ADG412BNZ?
The power dissipation is very low, typically 0.0001 μA and up to 1 μA maximum under specified conditions.
- What are the typical applications of the ADG412BNZ?
The ADG412BNZ is suitable for audio and video signal switching, multiplexer applications, and portable or battery-powered instruments.
- How does the ADG412BNZ handle channel shorting in multiplexer configurations?
The ADG412BNZ features break-before-make switching, which prevents channel shorting when the switches are configured as a multiplexer.
- What is the significance of low charge injection in the ADG412BNZ?
Low charge injection minimizes transients when switching digital inputs, ensuring stable signal switching.
- What are the package options available for the ADG412BNZ?
The ADG412BNZ is available in 16-Lead PDIP, 16-Lead TSSOP, and 16-Lead SOIC packages.
- How does the digital control logic differ between the ADG411 and ADG412?
The ADG411 switches are turned on with a logic low, while the ADG412 switches are turned on with a logic high).
