Overview
The AD8227BRZ-R7 is a high-performance instrumentation amplifier produced by Analog Devices Inc. This amplifier is designed for precision signal conditioning and is particularly suited for industrial and medical applications. It operates over a wide range of supply voltages, from 2.2 V to 36 V single supply or ±1.5 V to ±18 V dual supply, making it versatile for various signal voltage requirements. The AD8227BRZ-R7 features a rail-to-rail output and can handle input voltages beyond the supply rails, ensuring robust performance in real-world sensor applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Amplifier Type | Instrumentation Amplifier | |
| Package / Case | 8-SOIC (0.154", 3.90mm Width) | |
| Output Type | Rail-to-Rail | |
| Slew Rate | 0.8 V/µs | V/µs |
| -3db Bandwidth | 250 kHz | kHz |
| Input Bias Current | 20 nA | nA |
| Input Offset Voltage | 100 µV | µV |
| Supply Current | 350 µA | µA |
| Output Current / Channel | 13 mA | mA |
| Supply Voltage Range (Min) | 2.2 V | V |
| Supply Voltage Range (Max) | 36 V | V |
| Operating Temperature Range | -40°C to 125°C | °C |
| Mounting Type | Surface Mount | |
| Common Mode Rejection Ratio (CMRR) | 105 dB | dB |
Key Features
- Wide Supply Range: Operates from 2.2 V to 36 V single supply or ±1.5 V to ±18 V dual supply.
- Rail-to-Rail Output: Allows the output signal to make full use of the supply rails.
- Low Input Bias Current: 20 nA, which is beneficial for high-impedance sources.
- Low Offset Voltage: 100 µV, ensuring high precision in signal amplification.
- High Slew Rate: 0.8 V/µs for fast response times.
- Wide Bandwidth: 250 kHz, suitable for various frequency applications.
- Single or Dual Supply Operation: Flexible operation in different supply configurations.
- Stable Operating Temperature Range: From -40°C to 125°C, making it suitable for harsh environments.
- Lead-Free / RoHS Compliant: Ensures compliance with environmental regulations.
Applications
- Industrial Applications: Suitable for precision signal conditioning in industrial environments.
- Medical Applications: Ideal for medical instrumentation due to its high precision and robust performance.
- Battery-Powered Precision Instrumentation: Efficient operation with low power consumption.
- Photodiode Preamps: Can be used to amplify small signals from photodiodes.
- Active Filters: Useful in filter circuits requiring high precision and low noise.
- Data Acquisition Systems: Suitable for 12-bit to 14-bit data acquisition systems.
- Low Power References and Regulators: Can be used in low power reference and regulator circuits.
Q & A
- What is the AD8227BRZ-R7 used for?
The AD8227BRZ-R7 is used for precision signal conditioning in industrial and medical applications.
- What is the supply voltage range of the AD8227BRZ-R7?
The AD8227BRZ-R7 operates from 2.2 V to 36 V single supply or ±1.5 V to ±18 V dual supply.
- What is the output type of the AD8227BRZ-R7?
The AD8227BRZ-R7 has a rail-to-rail output.
- What is the slew rate of the AD8227BRZ-R7?
The slew rate of the AD8227BRZ-R7 is 0.8 V/µs.
- What is the bandwidth of the AD8227BRZ-R7?
The bandwidth of the AD8227BRZ-R7 is 250 kHz.
- What is the input bias current of the AD8227BRZ-R7?
The input bias current of the AD8227BRZ-R7 is 20 nA.
- What is the input offset voltage of the AD8227BRZ-R7?
The input offset voltage of the AD8227BRZ-R7 is 100 µV.
- What is the operating temperature range of the AD8227BRZ-R7?
The operating temperature range of the AD8227BRZ-R7 is from -40°C to 125°C.
- Is the AD8227BRZ-R7 RoHS compliant?
Yes, the AD8227BRZ-R7 is lead-free and RoHS compliant.
- What package type does the AD8227BRZ-R7 come in?
The AD8227BRZ-R7 comes in an 8-SOIC package.
