Overview
The AD817ARZ, produced by Analog Devices Inc., is a high-speed, low-power operational amplifier designed for a wide range of signal conditioning and data acquisition applications. This amplifier is notable for its low cost, high performance, and flexibility in power supply options. It is suitable for single or dual supply operations, ranging from +5 V to ±15 V, making it versatile for various system designs. The AD817ARZ is particularly well-suited for applications requiring high bandwidth, low distortion, and the ability to drive heavy capacitive or resistive loads.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Units |
|---|---|---|---|---|---|
| Unity Gain Bandwidth | ±5 V | 30 | 35 | 50 | MHz |
| Unity Gain Bandwidth | ±15 V | 45 | 50 | MHz | |
| Bandwidth for 0.1 dB Flatness (Gain = +1) | ±5 V | 18 | 30 | 70 | MHz |
| Slew Rate | RLOAD = 1 kΩ, ±5 V | 200 | 250 | V/μs | |
| Settling Time to 0.1% (10 V Step) | 45 | ns | |||
| Supply Current | 7.5 | mA | |||
| Output Current | 50 | mA | |||
| Common-Mode Rejection Ratio | VCM = ±2.5 V, ±5 V | 78 | 100 | dB | |
| Input Voltage Noise | f = 10 kHz, ±5 V, ±15 V | 15 | nV/√Hz |
Key Features
- High Speed: 50 MHz unity gain bandwidth and 350 V/μs slew rate, making it suitable for high-speed signal processing.
- Low Power: Maximum supply current of 7.5 mA, ideal for power-sensitive applications.
- Flexible Power Supply: Specified for single (+5 V) and dual (±5 V to ±15 V) power supplies.
- High Output Drive Capability: Drives unlimited capacitive loads and delivers a minimum output current of 50 mA.
- Excellent Video Performance: 70 MHz 0.1 dB bandwidth (gain = +1) and low differential gain and phase errors.
- Low Distortion: Maintains excellent signal integrity with low levels of distortion.
Applications
- ADC Buffers: Ideal for buffering high-speed analog-to-digital converters due to its high bandwidth and low distortion.
- Line Drivers: Simplifies design tasks with its ability to drive heavy capacitive or resistive loads.
- Video and Imaging Systems: Suitable for professional video performance with its high bandwidth and low differential gain and phase errors.
- Signal Conditioning and Data Acquisition: Broadly applicable in various signal conditioning and data acquisition scenarios.
Q & A
- What is the unity gain bandwidth of the AD817ARZ?
The unity gain bandwidth of the AD817ARZ is 50 MHz for dual supplies (±15 V) and 35 MHz for single supply (+5 V).
- What is the slew rate of the AD817ARZ?
The slew rate of the AD817ARZ is 350 V/μs.
- What is the settling time of the AD817ARZ to 0.1% for a 10 V step?
The settling time to 0.1% for a 10 V step is 45 ns.
- What is the maximum supply current of the AD817ARZ?
The maximum supply current is 7.5 mA.
- Can the AD817ARZ drive unlimited capacitive loads?
Yes, the AD817ARZ can drive unlimited capacitive loads while maintaining excellent signal integrity.
- What are the power supply options for the AD817ARZ?
The AD817ARZ can operate with a single +5 V power supply or dual supplies ranging from ±5 V to ±15 V.
- What is the output current capability of the AD817ARZ?
The AD817ARZ can deliver a minimum output current of 50 mA.
- Is the AD817ARZ suitable for video applications?
Yes, it is suitable for professional video applications with its 70 MHz 0.1 dB bandwidth and low differential gain and phase errors.
- What are the typical noise specifications of the AD817ARZ?
The input voltage noise is 15 nV/√Hz at 10 kHz.
- In what packages is the AD817ARZ available?
The AD817ARZ is available in 8-pin plastic mini-DIP and SOIC packages.
