Overview
The ADG433BRZ, produced by Analog Devices Inc., is a monolithic CMOS device that features four independently selectable single-pole single-throw (SPST) switches. Designed on an enhanced LC2MOS process, this component offers low power dissipation, high switching speed, and low on-resistance. The ADG433 is particularly suited for applications requiring precise signal switching with minimal distortion and low charge injection.
Key Specifications
| Parameter | Value | Units | Conditions |
|---|---|---|---|
| On Resistance (RON) | 24 Ω | - | - |
| Switching Time (tON) | 165 ns max | - | VS = ±10 V, RL = 300 Ω, CL = 35 pF |
| Switching Time (tOFF) | 130 ns max | - | VS = ±10 V, RL = 300 Ω, CL = 35 pF |
| Break-Before-Make Time Delay (tD) | 25 ns typ | - | RL = 300 Ω, CL = 35 pF |
| Charge Injection | 5 pC typ | - | VS = 0 V, RS = 0 Ω, CL = 10 nF |
| OFF Isolation | 68 dB typ | - | RL = 50 Ω, CL = 5 pF, f = 1 MHz |
| Channel-to-Channel Crosstalk | 85 dB typ | - | RL = 50 Ω, CL = 5 pF, f = 1 MHz |
| Power Supply Range | +16.5 V to -16.5 V | - | - |
| Package Type | 16-Lead SOIC | - | - |
Key Features
- Low Power Dissipation: Ultralow power consumption, making it ideal for battery-powered and portable instruments.
- High Switching Speed: Fast switching times (tON < 165 ns, tOFF < 130 ns) suitable for audio and video signal switching.
- Low On Resistance: Flat on-resistance profile over the full analog input range, ensuring excellent linearity and low distortion.
- Break-Before-Make Switching: Prevents channel shorting when configured as a multiplexer.
- Low Charge Injection: Minimal transients when switching digital inputs.
- TTL/CMOS Compatible: Compatible with both TTL and CMOS logic levels.
- Extended Signal Range: Signal range extends fully to the supply rails.
Applications
- Audio and Video Switching: Suitable for switching audio and video signals due to its low distortion and high signal bandwidth.
- Automatic Test Equipment: Used in test equipment for precise signal switching.
- Precision Data Acquisition: Ideal for data acquisition systems requiring high accuracy and low noise.
- Battery Powered Systems: Suitable for battery-powered instruments due to its ultralow power dissipation.
- Sample Hold Systems: Used in sample and hold circuits for precise signal control.
- Communication Systems: Applied in various communication systems for signal switching and routing.
Q & A
- What is the ADG433BRZ?
The ADG433BRZ is a monolithic CMOS device featuring four independently selectable SPST switches, designed on an enhanced LC2MOS process.
- What are the key features of the ADG433BRZ?
Key features include low power dissipation, high switching speed, low on-resistance, break-before-make switching, and low charge injection.
- What is the on-resistance of the ADG433BRZ?
The on-resistance (RON) is 24 Ω.
- What are the typical switching times for the ADG433BRZ?
The typical switching times are tON < 165 ns and tOFF < 130 ns.
- What is the power supply range for the ADG433BRZ?
The power supply range is +16.5 V to -16.5 V.
- What package type is the ADG433BRZ available in?
The ADG433BRZ is available in a 16-Lead SOIC package.
- What are some common applications of the ADG433BRZ?
Common applications include audio and video switching, automatic test equipment, precision data acquisition, battery-powered systems, sample hold systems, and communication systems.
- Is the ADG433BRZ compatible with TTL and CMOS logic levels?
Yes, the ADG433BRZ is compatible with both TTL and CMOS logic levels.
- What is the significance of break-before-make switching in the ADG433BRZ?
Break-before-make switching prevents channel shorting when the switches are configured as a multiplexer.
- How does the ADG433BRZ handle charge injection?
The ADG433BRZ has low charge injection, minimizing transients when switching digital inputs.
