Overview
The AD8552ARZ-REEL7, produced by Analog Devices Inc., is a dual-channel operational amplifier that features zero-drift technology. This amplifier combines the benefits of auto-zeroing or chopper-stabilized amplifiers at a lower cost, making it highly accurate and reliable. It operates with rail-to-rail input and output swings, ensuring versatility in various applications. The device is designed to work with a single supply voltage ranging from 2.7V to 5V, making it suitable for a wide range of precision applications where error sources need to be minimized.
Key Specifications
| Parameter | Typical Value | Units |
|---|---|---|
| Number of Channels | 2 | |
| Supply Voltage Range | 2.7V to 5V | V |
| Offset Voltage | 1 μV | μV |
| Offset Voltage Drift | 0.005 μV/°C | μV/°C |
| Input Bias Current | 10 pA | pA |
| Input Offset Current | 20 pA | pA |
| Common-Mode Rejection Ratio (CMRR) | 130 dB | dB |
| Power Supply Rejection Ratio (PSRR) | 130 dB | dB |
| Bandwidth | 1.5 MHz | MHz |
| Slew Rate | 0.4 V/μs | V/μs |
| Supply Current per Amplifier | 850 μA | μA |
| Operating Temperature Range | -40°C to +125°C | °C |
| Package Type | 8-Lead SOIC-N |
Key Features
- Zero-Drift Technology: Offers ultra-low offset voltage and drift, making it ideal for high-precision applications.
- Rail-to-Rail Input and Output Swings: Allows for both high-side and low-side sensing, enhancing versatility.
- Low Supply Current: Operates with a supply current of 850 μA per amplifier, suitable for power-sensitive designs.
- No External Capacitors Required: Simplifies circuit design and reduces component count.
- High CMRR and PSRR: Provides excellent rejection of common-mode and power supply noise.
- Fast Overload Recovery Time: Recovers from overload in 50 μs, ensuring quick response times.
Applications
- Temperature Sensors: Ideal for precise temperature measurements due to its low drift characteristics.
- Pressure Sensors: Suitable for pressure sensing applications requiring high accuracy.
- Precision Current Sensing: Used in applications where precise current measurement is critical.
- Strain Gauge Amplifiers: Enhances the accuracy of strain gauge measurements.
- Medical Instrumentation: Used in medical devices where high precision and low noise are essential.
- Thermocouple Amplifiers: Suitable for thermocouple applications requiring low drift and high accuracy.
Q & A
- What is the typical offset voltage of the AD8552ARZ-REEL7?
The typical offset voltage is 1 μV.
- What is the operating temperature range of the AD8552ARZ-REEL7?
The operating temperature range is -40°C to +125°C.
- Does the AD8552ARZ-REEL7 require external capacitors?
No, external capacitors are not required.
- What is the typical supply current per amplifier for the AD8552ARZ-REEL7?
The typical supply current per amplifier is 850 μA.
- What is the bandwidth of the AD8552ARZ-REEL7?
The bandwidth is 1.5 MHz.
- What is the slew rate of the AD8552ARZ-REEL7?
The slew rate is 0.4 V/μs.
- What is the common-mode rejection ratio (CMRR) of the AD8552ARZ-REEL7?
The CMRR is typically 130 dB.
- What package type is the AD8552ARZ-REEL7 available in?
The AD8552ARZ-REEL7 is available in an 8-Lead SOIC-N package.
- What are some common applications of the AD8552ARZ-REEL7?
Common applications include temperature sensors, pressure sensors, precision current sensing, strain gauge amplifiers, medical instrumentation, and thermocouple amplifiers.
- What is the input bias current of the AD8552ARZ-REEL7?
The input bias current is typically 10 pA.
