Overview
The ADG794BRQZ-500RL7, produced by Analog Devices Inc., is a monolithic CMOS device that integrates four 2:1 multiplexer/demultiplexers with high impedance outputs. This device is designed to provide low power dissipation while maintaining high switching speeds and low on-resistance. It is particularly suited for applications requiring the switching of analog audio and video signals due to its high bandwidth and low distortion characteristics.
Key Specifications
| Parameter | Typical Value | Unit | Test Conditions |
|---|---|---|---|
| Bandwidth | 300 MHz | RL = 50 Ω | |
| On-Resistance | 5 Ω | ||
| On-Resistance Flatness | 0.7 Ω | ||
| Supply Voltage | 3.3 V / 5 V | V | |
| Quiescent Supply Current | 1 nA | A | VDD = 3.3 V / 5 V |
| Switching Times (tON, tOFF) | 7 ns, 5 ns | ns | CL = 35 pF; RL = 50 Ω |
| Break-Before-Make Time Delay | 3 ns | ns | CL = 35 pF; RL = 50 Ω |
| Off Isolation | -65 dB | dB | f = 10 MHz; RL = 50 Ω |
| Channel-to-Channel Crosstalk | -70 dB | dB | f = 10 MHz; RL = 50 Ω |
| THD + N | 0.18 % | % | RL = 100 Ω |
| Charge Injection | 7.5 pC | pC | CL = 1 nF; VS = 0 V |
| Operating Temperature Range | -40°C to +85°C | °C | |
| Package Type | 16-Lead QSOP |
Key Features
- Low power dissipation with a quiescent supply current of 1 nA typical.
- High bandwidth of 300 MHz, making it suitable for analog audio and video signal switching.
- Low on-resistance of 5 Ω typical and on-resistance flatness of 0.7 Ω typical.
- Fast switching times with tON of 7 ns and tOFF of 5 ns.
- Single 3.3 V/5 V supply operation and TTL/CMOS compatible digital inputs.
- Break-before-make switching action and high off-isolation of -65 dB at 10 MHz.
- Low distortion with a THD + N of 0.18% at RL = 100 Ω.
- ESD protection and high impedance outputs.
Applications
The ADG794BRQZ-500RL7 is ideal for various applications that require high-speed analog signal switching, including:
- HDTV audio and video switching.
- Professional audio equipment.
- Medical imaging and diagnostic equipment.
- Industrial control systems.
- Automotive infotainment systems.
Q & A
- What is the bandwidth of the ADG794BRQZ-500RL7? The bandwidth is typically 300 MHz.
- What are the typical on-resistance and on-resistance flatness values? The on-resistance is 5 Ω typical, and the on-resistance flatness is 0.7 Ω typical.
- What are the supply voltage options for this device? The device operates from a single 3.3 V or 5 V supply.
- How fast are the switching times for this device? The switching times are 7 ns for tON and 5 ns for tOFF.
- What is the operating temperature range of the ADG794BRQZ-500RL7? The operating temperature range is -40°C to +85°C.
- What type of package does the ADG794BRQZ-500RL7 come in? It comes in a 16-Lead QSOP package.
- Is the ADG794BRQZ-500RL7 compatible with TTL/CMOS logic? Yes, it is TTL/CMOS compatible.
- What is the typical THD + N for this device? The typical THD + N is 0.18% at RL = 100 Ω.
- Does the ADG794BRQZ-500RL7 have ESD protection? Yes, it has ESD protection.
- What is the quiescent supply current of the ADG794BRQZ-500RL7? The quiescent supply current is 1 nA typical.
