Overview
The AD524SD/883B is a precision monolithic instrumentation amplifier designed by Analog Devices Inc. for data acquisition applications that demand high accuracy under worst-case operating conditions. This amplifier is renowned for its outstanding combination of high linearity, high common-mode rejection ratio (CMRR), low offset voltage drift, and low noise. These characteristics make the AD524SD/883B highly suitable for use in various data acquisition systems where precision and reliability are paramount.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Analog Devices Inc. |
| Number of Channels | 1 Channel |
| CMRR - Common Mode Rejection Ratio | 120 dB (G = 1000), 90 dB (G = 1) |
| Vos - Input Offset Voltage | 50 µV |
| Minimum Operating Temperature | -55°C (S grade), -25°C (A, B, C grades) |
| Maximum Operating Temperature | +125°C (S grade), +85°C (A, B, C grades) |
| Mounting Style | Through Hole |
| Package | 16-lead ceramic DIP, 16-lead SOIC, 20-terminal leadless chip carrier |
| GBP - Gain Bandwidth Product | 25 MHz |
| Gain Range | 1 to 1000 (pin programmable and single resistor-programmable) |
| Slew Rate | 5 V/µs |
| Settling Time to 0.01%, 20 V Step | 15 µs (G = 1 to 100), 75 µs (G = 1000) |
| Noise Voltage, 0.1 Hz to 10 Hz | 0.3 µV p-p |
Key Features
- Low Noise and Nonlinearity: 0.3 µV p-p noise from 0.1 Hz to 10 Hz and 0.003% nonlinearity at G = 1.
- High CMRR: Up to 120 dB at G = 1000 and above 90 dB at unity gain.
- Low Offset Voltage and Drift: 50 µV input offset voltage and 0.5 µV/°C input offset voltage drift.
- Pin Programmable Gains: Gains of 1, 10, 100, and 1000 without external components; single resistor-programmable for other gains.
- Input Protection: Protected for both power-on and power-off fault conditions.
- Internally Compensated: No external components required for fixed gains.
- Superior Dynamic Performance: Gain bandwidth product of 25 MHz, full power response of 75 kHz, and settling time of 15 µs to 0.01% for gains of 1 to 100.
Applications
The AD524SD/883B is ideal for various data acquisition applications that require high accuracy and precision. These include:
- Data Acquisition Systems: High-speed data acquisition systems benefit from its low noise, high CMRR, and rapid settling time.
- Medical Equipment: Applications requiring precise signal amplification and low noise, such as in medical devices.
- Industrial Automation: Used in industrial control systems where accurate signal processing is crucial.
- Military and Aerospace: Meets MIL-STD-883B standards, making it suitable for military and aerospace applications.
Q & A
- What is the AD524SD/883B used for?
The AD524SD/883B is a precision monolithic instrumentation amplifier used in data acquisition applications requiring high accuracy and precision.
- What are the key specifications of the AD524SD/883B?
Key specifications include low noise (0.3 µV p-p), high CMRR (120 dB at G = 1000), low offset voltage (50 µV), and a gain bandwidth product of 25 MHz.
- What are the available packages for the AD524SD/883B?
The AD524SD/883B is available in 16-lead ceramic DIP, 16-lead SOIC, and 20-terminal leadless chip carrier packages.
- Does the AD524SD/883B require external components for gain setting?
No, the AD524SD/883B does not require external components for fixed gains of 1, 10, 100, and 1000. For other gain settings, only a single resistor is required.
- What is the operating temperature range of the AD524SD/883B?
The operating temperature range is -55°C to +125°C for the S grade and -25°C to +85°C for the A, B, and C grades.
- Is the AD524SD/883B protected against power-on and power-off faults?
- What is the slew rate and settling time of the AD524SD/883B?
- Does the AD524SD/883B meet military standards?
- What are some common applications of the AD524SD/883B?
- How does the AD524SD/883B ensure high precision in signal processing?
