Overview
The AD810ARZ, produced by Analog Devices Inc., is a composite and HDTV-compatible, current feedback, video operational amplifier. It is designed for high-performance applications in multimedia, digital tape recorders, and video cameras. The AD810ARZ is notable for its low power consumption, making it ideal for power-sensitive applications. It operates over a wide power supply range of ±5 V to ±15 V and features a disable function to further reduce power consumption when not in use.
Key Specifications
| Parameter | Value | Conditions |
|---|---|---|
| Bandwidth (0.1 dB flatness) | 30 MHz (G = +2) | RL = 150 Ω, VS = ±15 V |
| Unity Gain Bandwidth | 80 MHz | VS = ±15 V |
| Slew Rate | 1000 V/μs | VS = ±15 V |
| Input Offset Voltage (Vos) | 1.5 mV | TA = 25°C |
| Input Bias Current | 2 μA | TA = 25°C |
| Input Voltage Noise Density | 2.9 nV/√Hz | TA = 25°C |
| Differential Gain and Phase | 0.02%, 0.04° | RL = 150 Ω, VS = ±15 V |
| Power Supply Current | 8.0 mA (max), 2.1 mA (disabled) | VS = ±15 V |
| Supply Voltage Range | ±5 V to ±15 V | |
| Package | 8-SOIC (0.154, 3.90mm Width) | |
| Operating Temperature Range | -55°C to 125°C |
Key Features
- Current feedback architecture for high bandwidth and low peaking.
- Low power consumption with a maximum supply current of 8.0 mA and a disabled current of 2.1 mA.
- Disable feature to reduce power consumption when not in use.
- High slew rate of 1000 V/μs and low input voltage noise density of 2.9 nV/√Hz.
- Excellent differential gain and phase performance (0.02%, 0.04°) under load conditions.
- Ability to drive capacitive loads exceeding 1000 pF without oscillation.
- Wide supply voltage range from ±5 V to ±15 V.
Applications
- Multimedia systems.
- Digital tape recorders.
- Video cameras.
- Video line drivers.
- ADC or DAC buffers in video systems.
- Multiplexer applications where multiple outputs are tied together.
Q & A
- What is the primary application of the AD810ARZ?
The AD810ARZ is primarily used in high-performance video and multimedia applications, including digital tape recorders and video cameras.
- What is the bandwidth of the AD810ARZ at a gain of +2?
The bandwidth is 30 MHz with 0.1 dB flatness at a gain of +2.
- How much power does the AD810ARZ consume when enabled and disabled?
The AD810ARZ consumes a maximum of 8.0 mA when enabled and 2.1 mA when disabled.
- What is the slew rate of the AD810ARZ?
The slew rate is 1000 V/μs.
- Can the AD810ARZ drive capacitive loads?
Yes, it can drive capacitive loads exceeding 1000 pF without oscillation.
- What is the input voltage noise density of the AD810ARZ?
The input voltage noise density is 2.9 nV/√Hz.
- What is the differential gain and phase error of the AD810ARZ?
The differential gain and phase error are 0.02% and 0.04°, respectively.
- What is the operating temperature range of the AD810ARZ?
The operating temperature range is -55°C to 125°C.
- What package type is the AD810ARZ available in?
The AD810ARZ is available in an 8-SOIC package.
- Can the AD810ARZ be used as a video line driver?
Yes, it is designed to offer outstanding performance as a video line driver at closed-loop gains of 1 or greater.
