Overview
The AD8227BRZ-R7, produced by Analog Devices Inc., is a high-performance instrumentation amplifier designed for precision signal conditioning in various applications, including industrial and medical fields. This amplifier is known for its wide range of supply voltages, low input bias current, and rail-to-rail output, making it versatile and reliable for demanding environments.
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 |
| Current - Input Bias | 20 nA | nA |
| Voltage - Input Offset | 100 µV | µV |
| Current - Supply | 350 µA | µA |
| Current - Output / Channel | 13 mA | mA |
| Voltage - Supply Span (Min) | 2.2 V | V |
| Voltage - Supply Span (Max) | 36 V | V |
| Operating Temperature | -40°C ~ 125°C | °C |
| Mounting Type | Surface Mount | |
| CMRR - Common Mode Rejection Ratio | 105 dB | dB |
Key Features
- Precision Amplification: The AD8227BRZ-R7 offers high precision amplification, making it ideal for applications requiring accurate signal conditioning.
- Low Input Bias Current: With an input bias current of 20 nA, this amplifier minimizes the impact on the input signal.
- Rail-to-Rail Output: The rail-to-rail output capability ensures that the amplifier can drive loads effectively across the entire supply voltage range.
- Low Offset Voltage: The input offset voltage of 100 µV ensures minimal dc error in the amplified signal.
- Single or Dual Supply Operation: The amplifier can operate with supply voltages ranging from 2.2 V to 36 V, or ±1.5 V to ±18 V, providing flexibility in design.
- High Slew Rate: A slew rate of 0.8 V/µs allows for fast response times in dynamic applications.
- Wide Bandwidth: The -3 dB bandwidth of 250 kHz supports a wide range of frequency applications.
- Stable Operating Temperature Range: The amplifier is fully specified for operation from -40°C to 125°C, ensuring reliability in various environmental conditions.
- Lead-Free / RoHS Compliant: The device is lead-free and RoHS compliant, meeting modern environmental standards.
Applications
- Industrial Applications: Suitable for industrial process controls, weigh scales, and other precision measurement systems.
- Medical Applications: Used in medical instrumentation, such as ECG and EEG systems, due to its high precision and low noise characteristics.
- Bridge Amplifiers: Ideal for strain gauge and bridge transducer applications where high accuracy and stability are required.
- Precision Data Acquisition Systems: Employed in systems that demand high precision and low noise for accurate data acquisition.
Q & A
- What is the amplifier type of the AD8227BRZ-R7?
The AD8227BRZ-R7 is an instrumentation amplifier.
- What is the package type of the AD8227BRZ-R7?
The AD8227BRZ-R7 is available in an 8-SOIC package.
- 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 -3 dB bandwidth of the AD8227BRZ-R7?
The -3 dB 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 supply current of the AD8227BRZ-R7?
The supply current of the AD8227BRZ-R7 is 350 µA.
- What is the operating temperature range of the AD8227BRZ-R7?
The operating temperature range of the AD8227BRZ-R7 is -40°C to 125°C.
- Is the AD8227BRZ-R7 RoHS compliant?
Yes, the AD8227BRZ-R7 is lead-free and RoHS compliant.
