Overview
The AD817AN is a high-speed, low-power operational amplifier produced by Analog Devices Inc. It is designed to be cost-effective while offering high performance, making it suitable for a wide range of signal conditioning and data acquisition applications. The AD817AN features a single/dual supply operation, high output drive capability, and the ability to drive unlimited capacitive loads, ensuring excellent signal integrity. Its high speed characteristics, such as a 50 MHz unity gain bandwidth and a 350 V/µs slew rate, make it particularly useful in video and imaging systems.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Units |
|---|---|---|---|---|---|
| Unity Gain Bandwidth | ±5 V | 30 | 35 | 50 | MHz |
| Slew Rate | RLOAD = 1 kΩ | 200 | 250 | V/µs | |
| Settling Time to 0.1% (10 V Step) | 45 | ns | |||
| Supply Current | 7.5 | mA | |||
| Output Current | 50 | mA | |||
| Bandwidth for 0.1 dB Flatness (Gain = +1) | ±5 V | 18 | 30 | 70 | MHz |
| Differential Gain & Phase Errors @ 3.58 MHz | 0.04% & 0.08° |
Key Features
- High Speed: 50 MHz unity gain bandwidth, 350 V/µs slew rate, and 45 ns settling time to 0.1% (10 V step).
- Flexible Power Supply: Specified for single (+5 V) and dual (±5 V to ±15 V) power supplies.
- Low Power: Maximum supply current of 7.5 mA.
- High Output Drive Capability: Drives unlimited capacitive loads and provides a minimum output current of 50 mA.
- Excellent Video Performance: 70 MHz 0.1 dB bandwidth (gain = +1) and 0.04% & 0.08° differential gain & phase errors @ 3.58 MHz.
Applications
The AD817AN is ideally suited for a broad spectrum of signal conditioning and data acquisition applications. It is particularly useful in:
- Video and imaging systems due to its high speed and excellent video performance characteristics.
- ADC buffers and line drivers, where its high output current drive capability and ability to drive unlimited capacitive loads are beneficial.
- Power-sensitive applications, given its low supply current and flexible power supply options.
Q & A
- What is the unity gain bandwidth of the AD817AN?
The unity gain bandwidth of the AD817AN is 50 MHz for dual supplies (±5 V to ±15 V) and 25 MHz for a single +5 V supply.
- What is the slew rate of the AD817AN?
The slew rate of the AD817AN is 350 V/µs).
- How long does it take for the AD817AN to settle to 0.1% of a 10 V step?
The settling time to 0.1% of a 10 V step is 45 ns).
- What is the maximum supply current of the AD817AN?
The maximum supply current is 7.5 mA).
- Can the AD817AN drive unlimited capacitive loads?
Yes, the AD817AN can drive unlimited capacitive loads while maintaining excellent signal integrity).
- What is the minimum output current of the AD817AN?
The minimum output current is 50 mA).
- What are the differential gain and phase errors of the AD817AN at 3.58 MHz?
The differential gain and phase errors are 0.04% and 0.08°, respectively, at 3.58 MHz).
- In what packages is the AD817AN available?
The AD817AN is available in 8-pin plastic mini-DIP and SOIC packages).
- What is the operating temperature range of the AD817AN?
The operating temperature range is –40°C to +85°C).
- Is the AD817AN suitable for video and imaging applications?
Yes, the AD817AN is particularly suitable for video and imaging applications due to its high speed and excellent video performance characteristics).
