Overview
The AD8185ARU-REEL7, produced by Analog Devices Inc., is a high-speed triple 2:1 multiplexer. This component is part of the AD8183/AD8185 series, designed for high-performance video signal switching. It is optimized for selecting between two RGB (red, green, blue) video sources and is suitable for applications requiring fast channel-to-channel switching and high bandwidth.
Key Specifications
| Parameter | Condition | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| –3 dB Bandwidth (Small Signal) | VOUT = 200 mV p-p, RL = 150 Ω | 200 | 250 | 380 | MHz |
| –3 dB Bandwidth (Large Signal) | VOUT = 2 V p-p, RL = 150 Ω | 200 | 250 | 310 | MHz |
| Slew Rate | 2 V Step | 1000 | 1150 | V/μs | |
| Settling Time to 0.1% | 2 V Step, RL = 150 Ω | 15 | ns | ||
| Differential Gain Error | 0.01 | % | |||
| Differential Phase Error | 0.02 | Degrees | |||
| Power Supply | ±4.5 | ±5 | ±5.5 | V | |
| Quiescent Current (All Channels “ON”) | 25 | 30 | mA |
Key Features
- Fully buffered inputs and outputs
- Fast channel-to-channel switching time of 15 ns
- High speed bandwidth up to 380 MHz (–3 dB)
- High slew rates: 1000 V/μs and 1150 V/μs for G = +1 and G = +2 respectively
- Low power consumption: 25 mA on ±5 V supply
- Excellent video specifications: 0.1 dB gain flatness to 90 MHz, 0.01% differential gain error, and 0.02 degrees differential phase error
- Low all-hostile and channel-to-channel crosstalk
- TTL-compatible global input switching and output enable control
Applications
The AD8185ARU-REEL7 is ideal for applications involving high-speed video signal switching, such as in video routing, video conferencing systems, and other multimedia equipment. It is also suitable for switching NTSC or PAL composite signals and can be used in various industrial and consumer electronics where fast and reliable signal multiplexing is required.
Q & A
- What is the primary function of the AD8185ARU-REEL7? The AD8185ARU-REEL7 is a high-speed triple 2:1 multiplexer designed for switching between two video sources.
- What is the bandwidth of the AD8185ARU-REEL7? The component has a –3 dB bandwidth of up to 380 MHz for small signals and 310 MHz for large signals.
- What is the slew rate of the AD8185ARU-REEL7? The slew rate is 1000 V/μs for G = +1 and 1150 V/μs for G = +2.
- How much power does the AD8185ARU-REEL7 consume? It consumes less than 25 mA on a ±5 V supply.
- What are the key video specifications of the AD8185ARU-REEL7? It features 0.1 dB gain flatness to 90 MHz, 0.01% differential gain error, and 0.02 degrees differential phase error.
- What is the channel-to-channel switching time of the AD8185ARU-REEL7? The channel-to-channel switching time is 15 ns.
- Is the AD8185ARU-REEL7 suitable for NTSC or PAL composite signals? Yes, it is suitable for switching NTSC or PAL composite signals.
- What is the package type of the AD8185ARU-REEL7? It is available in a 24-lead TSSOP package.
- What are the operating voltage ranges for the AD8185ARU-REEL7? The operating voltage ranges are ±4.5 V to ±5.5 V.
- What are some typical applications of the AD8185ARU-REEL7? Typical applications include video routing, video conferencing systems, and other multimedia equipment.
