Overview
The ADG441BRZ is a monolithic CMOS device produced by Analog Devices Inc., featuring four independently selectable single-pole single-throw (SPST) switches. It is designed on an enhanced LC2MOS process, which offers low power dissipation, high switching speed, and low on-resistance. This device is suitable for a variety of applications requiring precise and reliable analog signal switching.
Key Specifications
| Parameter | Value | Unit | Conditions |
|---|---|---|---|
| Analog Signal Range | 0 to VDD | V | |
| On Resistance (RON) | 70 Ω (typ), 110 Ω (max) | Ω | VD = +3 V, +8 V, IS = −5 mA |
| ΔRON | 4 Ω (typ) | Ω | |
| Switching Time (tON, tOFF) | 110 ns, 60 ns | ns | |
| Leakage Current (IS(off)) | 500 pA (max) | pA | |
| Charge Injection | 1 pC | pC | |
| Operating Temperature Range | −40°C to +85°C | °C | |
| Package | 16-Lead SOIC | ||
| Voltage Supply | Single (V+) 12 V, Dual (V±) ±15 V | V |
Key Features
- Low on-resistance (<70 Ω) and low ΔRON (9 Ω max) for minimal signal distortion.
- Fast switching times (tON < 110 ns, tOFF < 60 ns) suitable for audio and video signal switching.
- Low power dissipation, making it ideal for battery-powered and portable instruments.
- Break-before-make switching action to prevent channel shorting in multiplexer applications.
- Low charge injection (1 pC) for minimum transients when switching digital inputs.
- Latch-up proof A grade parts with trench isolation to prevent latch-up under severe overvoltage conditions.
- Single-supply operation with a fully specified single 12 V power supply.
Applications
- Audio and video switching.
- Automatic test equipment.
- Precision data acquisition.
- Battery-powered systems.
- Sample-and-hold systems.
- Communication systems.
Q & A
- What is the ADG441BRZ?
The ADG441BRZ is a monolithic CMOS device with four independently selectable SPST switches, designed on an enhanced LC2MOS process.
- What are the key features of the ADG441BRZ?
Key features include low on-resistance, fast switching times, low power dissipation, break-before-make switching, and low charge injection.
- What is the operating temperature range of the ADG441BRZ?
The operating temperature range is −40°C to +85°C.
- What is the maximum on-resistance of the ADG441BRZ?
The maximum on-resistance is 110 Ω.
- What are the typical applications of the ADG441BRZ?
Typical applications include audio and video switching, automatic test equipment, precision data acquisition, battery-powered systems, and communication systems.
- What is the package type of the ADG441BRZ?
The package type is 16-Lead SOIC.
- Is the ADG441BRZ latch-up proof?
Yes, the ADG441BRZ is latch-up proof with trench isolation.
- What is the charge injection of the ADG441BRZ?
The charge injection is 1 pC.
- Can the ADG441BRZ operate on a single power supply?
Yes, it can operate on a single 12 V power supply.
- What is the maximum leakage current of the ADG441BRZ?
The maximum leakage current is 500 pA.
