Overview
The AD812AR-REEL, produced by Analog Devices Inc., is a low power, single supply, dual video amplifier. This component is designed to optimize performance in video systems, particularly for driving back-terminated video loads. Each amplifier in the AD812AR-REEL has an output current of 50 mA and is housed in a compact 8-lead SOIC package, making it suitable for both portable and battery-powered applications.
Key Specifications
| Parameter | Min | Typ | Max | Units |
|---|---|---|---|---|
| Output Voltage Swing (RL = 150 Ω) | 3.5 | 3.8 | - | V |
| Output Voltage Swing (RL = 1 kΩ) | 13.6 | 14.0 | - | V |
| Output Current (±5 V) | 30 | 40 | - | mA |
| Output Current (±15 V) | 40 | 50 | - | mA |
| Unity Gain Bandwidth | - | 145 | - | MHz |
| Slew Rate | - | 1600 | - | V/µs |
| Quiescent Current Per Amplifier (+5 V) | 3.2 | 4.0 | - | mA |
| Quiescent Current Per Amplifier (+3 V) | 3.0 | 3.5 | - | mA |
| Power Supply Range | 2.4 | - | 36 | V |
| Operating Temperature Range | -40 | - | 85 | °C |
Key Features
- Two video amplifiers in one 8-lead SOIC package, optimized for driving cables in video systems.
- Excellent video specifications: gain flatness of 0.1 dB to 40 MHz, differential gain error of 0.02%, and differential phase error of 0.02°.
- Low power operation: can run on a single +3 V power supply with a quiescent current of 3.0 to 3.5 mA per amplifier.
- High speed: 145 MHz unity gain bandwidth and 1600 V/µs slew rate.
- Output current of 50 mA per amplifier, with output swing to within one volt of either supply rail.
- Easily accommodates video signals of 1 V p-p on a single +5 V power supply.
- Compact package suitable for portable and battery-powered applications.
Applications
- Video line drivers.
- Professional cameras.
- Video switchers.
- Special effects equipment.
- General purpose high-speed applications where a single +5 V or dual power supplies up to ±15 V are available.
Q & A
- What is the AD812AR-REEL used for?
The AD812AR-REEL is used as a dual video amplifier, particularly for driving back-terminated video loads in video systems.
- What is the output current of each amplifier in the AD812AR-REEL?
Each amplifier in the AD812AR-REEL has an output current of 50 mA.
- What is the unity gain bandwidth of the AD812AR-REEL?
The unity gain bandwidth of the AD812AR-REEL is 145 MHz.
- What is the slew rate of the AD812AR-REEL?
The slew rate of the AD812AR-REEL is 1600 V/µs.
- Can the AD812AR-REEL operate on a single power supply?
- What is the operating temperature range of the AD812AR-REEL?
The operating temperature range of the AD812AR-REEL is from -40°C to +85°C.
- What are some typical applications of the AD812AR-REEL?
Typical applications include video line drivers, professional cameras, video switchers, and special effects equipment.
- What is the package type of the AD812AR-REEL?
The AD812AR-REEL is housed in an 8-lead SOIC package.
- How does the AD812AR-REEL handle differential gain and phase errors?
The AD812AR-REEL features a differential gain error of 0.02% and a differential phase error of 0.02°.
- Is the AD812AR-REEL suitable for portable and battery-powered applications?
