Overview
The ADG774ABRQ is a monolithic CMOS device produced by Analog Devices Inc., comprising four 2:1 multiplexer/demultiplexers with high impedance outputs. This device is designed to provide low power dissipation while maintaining high switching speed and low on-resistance. The CMOS process ensures ultralow power consumption, making it ideal for portable and battery-powered instruments. The ADG774ABRQ operates from a single 3.3 V or 5 V supply and is TTL logic compatible, with a wide operating temperature range of -40°C to 85°C.
Key Specifications
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Manufacturer | Analog Devices Inc. | Series | ADG774A |
| Product | Multiplexers/Demultiplexers | Mounting Style | SMD/SMT |
| Number of Channels | 4 x 2:1 | Configuration | Quad SPDT Switches |
| Supply Voltage - Min | 0 V | Supply Voltage - Max | 5.5 V |
| Minimum Operating Temperature | -40°C | Maximum Operating Temperature | +85°C |
| On-Resistance | Typically 2.2 Ω | On-Resistance Variation | Less than 0.5 Ω |
| -3 dB Bandwidth | Greater than 200 MHz | Distortion | Typically 0.5% |
| Switching Time (tON/tOFF) | 7 ns / 4 ns | Quiescent Supply Current | Typically 1 nA |
| Package | 16-pin QSOP | Height/Length/Width | 1.65 mm / 4.9 mm / 3.9 mm |
Key Features
- Low power dissipation with high switching speed and low on-resistance.
- Wide -3 dB bandwidth of greater than 200 MHz and low distortion of typically 0.5%.
- Single 3.3 V or 5 V supply operation and TTL logic compatibility.
- Extended signal range that fully extends to the supply rails.
- Break-before-make switching action and low leakage over temperature.
- Compact 16-pin QSOP package suitable for high-density applications).
Applications
- USB 1.1 signal switching circuits and fast Ethernet signals).
- Cell phones, PDAs, and other battery-powered systems).
- Communications systems and data acquisition systems).
- Audio and video switching applications due to its flat on-resistance profile and low distortion).
- Relay replacement in various electronic systems).
Q & A
- What is the ADG774ABRQ?
The ADG774ABRQ is a monolithic CMOS device comprising four 2:1 multiplexer/demultiplexers with high impedance outputs, produced by Analog Devices Inc..
- What is the typical on-resistance of the ADG774ABRQ?
The typical on-resistance is 2.2 Ω, with a variation of less than 0.5 Ω over the full analog input range.
- What is the bandwidth of the ADG774ABRQ?
The -3 dB bandwidth is greater than 200 MHz.
- What are the operating supply voltages for the ADG774ABRQ?
The device operates from a single 3.3 V or 5 V supply.
- What is the switching time of the ADG774ABRQ?
The switching times are typically 7 ns for tON and 4 ns for tOFF.
- What is the quiescent supply current of the ADG774ABRQ?
The quiescent supply current is typically 1 nA.
- What are the common applications of the ADG774ABRQ?
Common applications include USB 1.1 signal switching, fast Ethernet, cell phones, PDAs, communications systems, data acquisition systems, and audio/video switching.
- What is the package type of the ADG774ABRQ?
The device is packaged in a 16-pin QSOP (Shrink Small Outline Package).
- What is the operating temperature range of the ADG774ABRQ?
The operating temperature range is -40°C to +85°C.
- Is the ADG774ABRQ suitable for high-density applications?
Yes, the compact QSOP package makes it suitable for high-density applications where space is limited.
