Overview
The AD8170ARZ is a high-speed, 2:1 analog multiplexer produced by Analog Devices Inc. This device integrates wideband analog switches with a high-speed current feedback amplifier, making it suitable for various high-speed applications. The AD8170ARZ offers fully buffered inputs and outputs, fast channel switching, and an internal current feedback output amplifier whose gain can be programmed via external resistors. It is capable of delivering 50 mA of output current and features a -3dB signal bandwidth of 250 MHz and a slew rate greater than 1000 V/µs.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Operating Voltage Range | ±4 V to ±6 V | V |
| -3dB Signal Bandwidth (Small Signal) | 250 MHz | MHz |
| Slew Rate | > 1000 V/µs | V/µs |
| Rise and Fall Time (10% to 90%) | 1.6 ns | ns |
| Output Current | 50 mA | mA |
| Crosstalk | -78 dB (at 5 MHz) | dB |
| Isolation | -88 dB (at 5 MHz) | dB |
| Operating Temperature | -40°C to +85°C | °C |
| Package Style | 8-pin SOIC | - |
| Power Consumption | < 10 mA (from ±5 V supply) | mA |
Key Features
- Fully buffered inputs and outputs
- Internal current feedback output amplifier with programmable gain via external resistors
- High output drive: 50 mA
- Fast channel switching: 10 ns
- High speed 250 MHz bandwidth and 1000 V/µs slew rate
- Fast settling time of 15 ns to 0.1%
- Excellent video specifications: low differential gain and differential phase error (0.02% and 0.05°), 0.1 dB flatness out to 80 MHz
- Low crosstalk and high isolation
- Low power consumption: < 10 mA from a ±5 V supply
Applications
- Pixel switching for “Picture-In-Picture”
- LCD and plasma displays
- Video routers
- High-speed video and audio switching applications
Q & A
- What is the AD8170ARZ?
The AD8170ARZ is a 2:1 high-speed analog multiplexer with an integrated current feedback amplifier.
- What is the operating voltage range of the AD8170ARZ?
The operating voltage range is ±4 V to ±6 V.
- What is the -3dB signal bandwidth of the AD8170ARZ?
The -3dB signal bandwidth is 250 MHz.
- What is the slew rate of the AD8170ARZ?
The slew rate is greater than 1000 V/µs.
- What is the output current capability of the AD8170ARZ?
The device can deliver up to 50 mA of output current.
- What are the key video specifications of the AD8170ARZ?
The device has low differential gain and differential phase error (0.02% and 0.05°), and 0.1 dB flatness out to 80 MHz.
- What is the typical crosstalk and isolation of the AD8170ARZ?
The crosstalk is -78 dB and the isolation is better than -88 dB at 5 MHz.
- What is the operating temperature range of the AD8170ARZ?
The operating temperature range is -40°C to +85°C.
- In what package is the AD8170ARZ available?
The device is available in an 8-pin SOIC package.
- What are some common applications of the AD8170ARZ?
Common applications include pixel switching for “Picture-In-Picture”, LCD and plasma displays, and video routers.
