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AD8574ARZ
+BOMIC OPAMP ZERO-DRIFT 4CIRC 14SOIC
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Nhà sản xuấtCông ty Analog Devices Inc.
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Ông. Phần #AD8574ARZ
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Bảng dữ liệu AD8574ARZ DataSheet
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Gói SOIC-14
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Có sẵn7036
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Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package | Tube |
| ProductStatus | Active |
| AmplifierType | Zero-Drift |
| NumberofCircuits | 4 |
| OutputType | Rail-to-Rail |
| SlewRate | 0.4V/µs |
| GainBandwidthProduct | 1.5 MHz |
| Current-InputBias | 1 nA |
| Voltage-InputOffset | 1 µV |
| Current-Supply | 850µA (x4 Channels) |
| Current-Output/Channel | 30 mA |
| Voltage-SupplySpan(Min) | 2.7 V |
| Voltage-SupplySpan(Max) | 5 V |
| OperatingTemperature | -40°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | 14-SOIC (0.154, 3.90mm Width) |
Tổng quan
Description
This operational amplifier is built to consume low power, making it ideal for portable and battery-powered devices. Its high accuracy and stability are beneficial for instrumentation, sensor amplification, and data acquisition systems. The AD8574ARZ is packaged in a standard SOIC (Small Outline Integrated Circuit) form factor, which is suitable for various industrial applications.
Key features include high open-loop gain, low input bias current, and over-voltage protection, ensuring robust performance in demanding environments. Its precision and reliability make it a popular choice in applications requiring consistent and accurate signal processing.
Equivalent
1. LT1004 (Linear Technology/Analog Devices) - Note: This is more of a reference diode but sometimes considered for similar precision needs.
2. LMC6484 (Texas Instruments) - Quad CMOS precision op-amp.
3. TL084 (Texas Instruments) - Quad JFET-input general-purpose op-amp.
Always verify electrical characteristics and pin compatibility before substituting.
Features
1. Low Offset Voltage: It offers an exceptionally low offset voltage of around 1 µV, enhancing accuracy in precision applications.
2. Rail-to-Rail Input and Output: This feature allows the amplifier to handle input and output signals across the entire supply range, enhancing dynamic range and flexibility.
3. Low Noise: The AD8574ARZ exhibits low voltage noise, making it suitable for noise-sensitive applications.
4. Low Input Bias Current: With a low input bias current, it minimizes error due to input bias current interaction with high source impedance.
5. Wide Supply Range: It operates on a wide supply voltage range from 5 V to 15 V, catering to various application requirements.
6. High CMRR and PSRR: It provides high Common-Mode Rejection Ratio (CMRR) and Power Supply Rejection Ratio (PSRR), which help maintain performance across varying conditions.
7. Temperature Stability: The amplifier is designed to maintain performance across a wide temperature range, ensuring reliability in diverse environments.
These features make the AD8574ARZ suitable for instrumentation, medical equipment, and industrial applications.
Pinout
Key functions and pin assignments include:
- Pins 1, 8, 9, 16: Output pins for the four operational amplifiers.
- Pins 2, 7, 10, 15: Inverting input pins for the respective operational amplifiers.
- Pins 3, 6, 11, 14: Non-inverting input pins for the respective operational amplifiers.
- Pin 4: Negative power supply (V-).
- Pin 5: Offset null for op-amp A.
- Pin 12: Offset null for op-amp D.
- Pin 13: Positive power supply (V+).
The AD8574ARZ is known for its exceptional precision and low power consumption, making it suitable for applications in sensor signal conditioning, precision filtering, and instrumentation.
Manufacturer
Application
1. Instrumentation and Measurement: Suitable for precision measurement systems due to its low offset voltage and drift.
2. Sensor Conditioning: Ideal for amplifying signals from sensors like thermocouples and strain gauges.
3. Data Acquisition Systems: Used in high-resolution data converters and ADCs.
4. Process Control: Effective in control systems requiring precise signal processing.
5. Medical Devices: Applied in medical instrumentation for accurate signal conditioning.
6. Automotive Systems: Used in applications needing reliable performance over a wide temperature range.
These applications leverage the AD8574ARZ's high precision, low noise, and stability.