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AD8227ARZ-R7
+Lista de MateriaisIC INST AMP 1 CIRCUIT 8SOIC
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FabricanteAnalog Devices Inc.
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Peça do Fabricante #AD8227ARZ-R7
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Ficha Técnica AD8227ARZ-R7 DataSheet
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Pacote SOIC-8
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Especificações
| Atributo | Valor |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Amplifier Type | Instrumentation |
| Number of Circuits | 1 |
| Output Type | Rail-to-Rail |
| Slew Rate | 0.8V/µs |
| -3 dB Bandwidth | 250 kHz |
| Current - Input Bias | 20 nA |
| Voltage - Input Offset | 200 µV |
| Supply Current | 350µA |
| Current - Output / Channel | 13 mA |
| Voltage - Supply Span(Min) | 2.2 V |
| Voltage - Supply Span(Max) | 36 V |
| Operating Temperature | -40°C ~ 125°C |
| Mounting Type | Surface Mount |
Visão Geral
Description
Key features of the AD8227 include a gain set by a single resistor, rail-to-rail output, and wide power supply range. The amplifier operates over a single supply voltage range of 2.2 V to 36 V or dual supplies from ±1.1 V to ±18 V, allowing flexibility in various applications. It also exhibits low power consumption, making it ideal for battery-powered devices.
The AD8227 is housed in a small MSOP package, which is beneficial for space-constrained applications. Its robust performance in demanding environments makes it a reliable choice for engineers seeking precision and stability in their analog signal processing tasks.
Equivalent
1. Texas Instruments INA126 - a low-power precision instrumentation amplifier.
2. Analog Devices AD620 - another low-power, low-cost instrumentation amplifier.
3. Maxim Integrated MAX4194 - a low-drift precision instrumentation amplifier.
4. Microchip MCP6N11 - a low-power instrumentation amplifier with rail-to-rail output.
Always verify specifications and compatibility with your design requirements before selecting an equivalent.
Features
Key features include its excellent DC precision with a typical offset voltage of 200 μV and drift of 1 μV/°C, ensuring reliable measurements over temperature variations. The AD8227ARZ-R7 also provides a wide input voltage range and high input impedance, enhancing its capability to interface with different sensors. It comes in a small SOIC-8 package, saving space on PCBs.
Overall, the AD8227ARZ-R7 is well-suited for applications such as medical instrumentation, data acquisition, and industrial process controls that require high precision and low power consumption.
Pinout
The pin count for the AD8227ARZ-R7 is 8, and its pin functions are typically as follows:
1. Ref - Reference voltage input.
2. -IN - Inverting input.
3. +IN - Non-inverting input.
4. RG - Gain setting resistor pin.
5. GND - Ground.
6. V+ - Positive power supply.
7. V- - Negative power supply.
8. Output - Amplifier output.
The device is known for its low power consumption, high CMRR (Common-Mode Rejection Ratio), and low offset voltage, making it ideal for use in applications like sensor signal conditioning and medical instrumentation.
Manufacturer
Application
1. Industrial Process Controls: For accurate sensor signal amplification and data acquisition.
2. Medical Instrumentation: In devices such as ECG and EEG machines for precise biological signal amplification.
3. Weigh Scales: To amplify low-level signals from load cells.
4. Strain Gauge Amplification: For stress analysis in structures.
5. Bridge Sensor Interfaces: Enhancing signals from sensors like pressure sensors.
6. Data Acquisition Systems: To improve signal integrity and accuracy.
These applications benefit from the AD8227ARZ-R7’s low power consumption, wide supply range, and high CMRR.