Overview
The AD524SD, produced by Analog Devices Inc., is a precision monolithic instrumentation amplifier designed for data acquisition applications that require high accuracy under worst-case operating conditions. This amplifier is renowned for its outstanding combination of high linearity, high common-mode rejection, low offset voltage drift, and low noise, making it suitable for various data acquisition systems.
The AD524SD is available in different accuracy and operating temperature ranges, including the economical A grade, the low drift B grade, the lower drift and higher linearity C grade, and the S grade which guarantees performance over an extended temperature range of −55°C to +125°C.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Low Noise | 0.3 µV p-p | 0.1 Hz to 10 Hz |
| Low Nonlinearity | 0.003% | G = 1 |
| High CMRR | 120 dB | G = 1000 |
| Low Offset Voltage | 50 µV | |
| Low Offset Voltage Drift | 0.5 µV/°C | |
| Gain Bandwidth Product | 25 MHz | G = 1000 |
| Output Slew Rate | 5 V/µs | |
| Settling Time | 15 µs to 0.01% | Gains of 1 to 100 |
| Pin Programmable Gains | 1, 10, 100, 1000 | |
| Package Options | 16-lead ceramic DIP, 16-lead SOIC, 20-terminal leadless chip carrier |
Key Features
- Guaranteed low offset voltage, low offset voltage drift, and low noise for precision high gain applications.
- Functionally complete with pin programmable gains of 1, 10, 100, and 1000, and single resistor-programmable for any gain between 1 and 1000.
- Input and output offset nulling terminals for high precision applications and to minimize offset voltage changes in gain ranging applications.
- Input protected for both power-on and power-off fault conditions.
- No external components required for fixed gains.
- Internally compensated and available in tape and reel in accordance with EIA-481A.
- Superior dynamic performance with a gain bandwidth product of 25 MHz and full power response of 75 kHz.
Applications
The AD524SD is suitable for various data acquisition systems that require high accuracy and precision. These include:
- High-speed data acquisition systems.
- Medical instrumentation.
- Aerospace and defense applications.
- Industrial automation and control systems.
- Test and measurement equipment.
Q & A
- What is the primary application of the AD524SD?
The AD524SD is primarily used in data acquisition applications requiring high accuracy under worst-case operating conditions.
- What are the key specifications of the AD524SD?
The key specifications include low noise (0.3 µV p-p), low nonlinearity (0.003% at G = 1), high CMRR (120 dB at G = 1000), low offset voltage (50 µV), and low offset voltage drift (0.5 µV/°C).
- What are the available gain settings for the AD524SD?
The AD524SD has pin programmable gains of 1, 10, 100, and 1000, and can be programmed for any gain between 1 and 1000 using a single resistor.
- Does the AD524SD require external components for operation?
No, the AD524SD does not require any external components for fixed gains of 1, 10, 100, and 1000.
- What is the gain bandwidth product of the AD524SD?
The gain bandwidth product of the AD524SD is 25 MHz at G = 1000.
- How is the input of the AD524SD protected?
The input of the AD524SD is fully protected for both power-on and power-off fault conditions.
- What are the available package options for the AD524SD?
The AD524SD is available in 16-lead ceramic DIP, 16-lead SOIC, and 20-terminal leadless chip carrier packages.
- What is the settling time of the AD524SD?
The AD524SD settles in 15 µs to 0.01% for gains of 1 to 100.
- Is the AD524SD suitable for high-speed applications?
- What are the temperature ranges for the different grades of the AD524SD?
The AD524SD is available in different grades with temperature ranges from −25°C to +85°C for A, B, and C grades, and −55°C to +125°C for the S grade.
