Overview
The AD812ARZ, 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 AD812ARZ has an output current of 50 mA and is housed in an 8-lead SOIC package, making it suitable for both portable and battery-powered applications due to its compact size and low power consumption.
Key Specifications
| Parameter | Min | Typ | Max | Units |
|---|---|---|---|---|
| Supply Voltage | 2.4 | 36 | V | |
| Dual Supply Voltage | ±1.2 | ±18 | V | |
| Output Current per Channel | 30 | 40 | 50 | mA |
| Bandwidth (3 dB, G = +2) | 30 | 40 | 50 | MHz |
| Slew Rate (G = +2, RL = 1 kΩ) | 60 | 125 | V/μs | |
| Input Voltage Noise (f = 10 kHz) | 3.5 | nV/√Hz | ||
| Quiescent Current per Amplifier | 3.0 | 3.5 | 4.0 | mA |
| Operating Temperature Range | -40 | 85 | °C | |
| Package Type | 8-lead SOIC |
Key Features
- Two video amplifiers in one 8-lead SOIC package, optimized for driving back-terminated video loads (150 Ω).
- Low power operation with a single +3 V to +36 V supply or dual ±1.2 V to ±18 V supply.
- High speed performance with a 145 MHz unity gain bandwidth and 1600 V/μs slew rate.
- Excellent video specifications: 0.1 dB gain flatness to 40 MHz, 0.02% differential gain error, and 0.02° differential phase error.
- Output current of 50 mA per channel and output swing to within 1 V of either supply rail.
- Low quiescent current of 3.0 mA to 4.0 mA per amplifier.
- Industrial temperature range of -40°C to +85°C.
Applications
- Video line drivers in professional video systems.
- Professional cameras and video switchers.
- Special effects equipment in video production.
- General-purpose high-speed applications requiring single or dual power supplies.
- Portable and battery-powered applications due to low power consumption and compact size.
Q & A
- What is the AD812ARZ?
The AD812ARZ is a low power, single supply, dual video amplifier produced by Analog Devices Inc.
- What is the package type of the AD812ARZ?
The AD812ARZ is housed in an 8-lead SOIC package.
- What are the key specifications of the AD812ARZ?
Key specifications include a supply voltage range of 2.4 V to 36 V or ±1.2 V to ±18 V, output current of 50 mA per channel, 145 MHz bandwidth, and 1600 V/μs slew rate.
- What are the typical applications of the AD812ARZ?
Typical applications include video line drivers, professional cameras, video switchers, special effects equipment, and general-purpose high-speed applications.
- What is the operating temperature range of the AD812ARZ?
The operating temperature range is -40°C to +85°C.
- How much quiescent current does each amplifier consume?
Each amplifier consumes a quiescent current of 3.0 mA to 4.0 mA.
- What are the video specifications of the AD812ARZ?
The AD812ARZ offers 0.1 dB gain flatness to 40 MHz, 0.02% differential gain error, and 0.02° differential phase error.
- Can the AD812ARZ operate on a single power supply?
- What is the output swing of the AD812ARZ?
The output swing is to within 1 V of either supply rail.
- Is the AD812ARZ suitable for portable applications?
