Overview
The AD8170AR, produced by Analog Devices Inc., is a high-speed buffered multiplexer designed for various high-frequency applications. This device features an internal current feedback output amplifier, which can be programmed via external resistors to adjust its gain. It is capable of delivering up to 50 mA of output current, making it suitable for driving heavy loads.
The AD8170AR is part of the AD8170 series, which includes 2:1 multiplexers. These multiplexers are known for their excellent video specifications, including low differential gain and phase errors, and high signal bandwidth.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Signal Bandwidth | 250 | MHz |
| Slew Rate | >1000 | V/µs |
| Output Current | 50 | mA |
| Differential Gain Error | 0.02% | |
| Differential Phase Error | 0.05° | |
| Flatness | 0.1 dB out to 85 MHz | |
| Crosstalk | 70 dB | |
| Isolation | >82 dB | |
| Supply Voltage | ±4 V to ±6 V | |
| Supply Current | 9.7 mA | |
| Package Type | 8-Lead SOIC |
Key Features
- High-speed operation with a -3dB signal bandwidth of 250 MHz and a slew rate greater than 1000 V/µs.
- Internal current feedback output amplifier with programmable gain via external resistors.
- Capable of delivering up to 50 mA of output current.
- Excellent video specifications, including low differential gain and phase errors.
- Low power consumption of 9.7 mA from a ±5 V supply.
- High speed disable feature allowing the output to be put into a high impedance state.
- Shutdown feature to minimize power consumption when not in use.
Applications
- High-speed video and imaging systems.
- ADC buffers and line drivers.
- Signal conditioning and data acquisition applications.
- Cascaded multiplexer stages due to the high impedance state feature.
- Any application requiring high-speed, low-power, and high-output current capabilities.
Q & A
- What is the signal bandwidth of the AD8170AR?
The signal bandwidth of the AD8170AR is 250 MHz.
- What is the slew rate of the AD8170AR?
The slew rate of the AD8170AR is greater than 1000 V/µs.
- How much output current can the AD8170AR deliver?
The AD8170AR can deliver up to 50 mA of output current.
- What are the differential gain and phase errors of the AD8170AR?
The differential gain error is 0.02%, and the differential phase error is 0.05°.
- What is the power consumption of the AD8170AR?
The AD8170AR consumes 9.7 mA from a ±5 V supply.
- Does the AD8170AR have a shutdown feature?
- What package types are available for the AD8170AR?
The AD8170AR is available in 8-Lead SOIC packages.
- What is the supply voltage range for the AD8170AR?
The supply voltage range for the AD8170AR is ±4 V to ±6 V.
- Is the AD8170AR suitable for high-speed video applications?
- Can the AD8170AR be used in cascaded multiplexer stages?
