Overview
The AD8226ARZ-R7 from Analog Devices Inc. is a low-cost, wide power supply voltage range instrumentation amplifier. It is designed to provide high performance with minimal external components, making it an ideal choice for various precision measurement applications. The amplifier features a single channel with rail-to-rail output and is packaged in an SOIC-8 format, ensuring compact and efficient integration into systems.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Package | SOIC-8 | |
| Supply Voltage Range | ±2.5 V to ±18 V | V |
| Gain Range | 1 to 1000 | V/V |
| Common-Mode Rejection Ratio (CMRR) | 86 dB (G = 1), 106 dB (G = 10), 120 dB (G = 100) | dB |
| Small-Signal -3 dB Bandwidth | 1500 kHz (G = 1), 160 kHz (G = 10), 20 kHz (G = 100), 2 kHz (G = 1000) | kHz |
| Settling Time (0.01%) | 25 µs (G = 1), 15 µs (G = 10), 40 µs (G = 100), 350 µs (G = 1000) | µs |
| Slew Rate | 0.4 V/µs (G = 1), 0.6 V/µs (G = 5 to 100) | V/µs |
| Gain Error | 0.015% (G = 1), 0.15% (G = 5 to 1000) | % |
| Gain Nonlinearity | 10 ppm (G = 1 to 10), 75 ppm (G = 100), 750 ppm (G = 1000) | ppm |
Key Features
- Low cost and wide supply range, operating from ±2.5 V to ±18 V.
- Single external resistor sets gain from 1 to 1000.
- Rail-to-rail output stage.
- High common-mode rejection ratio (CMRR) up to 120 dB.
- Fast settling time and high slew rate.
- Low gain error and nonlinearity.
- Compact SOIC-8 package.
Applications
- Precision measurement and data acquisition systems.
- Medical devices, such as ECG and EEG amplifiers.
- Industrial control and automation systems.
- Aerospace and defense applications requiring high accuracy and reliability.
- Test and measurement equipment.
Q & A
- What is the package type of the AD8226ARZ-R7?
The AD8226ARZ-R7 is packaged in an SOIC-8 format.
- What is the gain range of the AD8226ARZ-R7?
The gain range of the AD8226ARZ-R7 is from 1 to 1000, set by a single external resistor.
- What is the common-mode rejection ratio (CMRR) of the AD8226ARZ-R7?
The CMRR of the AD8226ARZ-R7 is up to 120 dB, depending on the gain setting.
- What is the small-signal -3 dB bandwidth of the AD8226ARZ-R7?
The small-signal -3 dB bandwidth varies from 1500 kHz at G = 1 to 2 kHz at G = 1000.
- How does the AD8226ARZ-R7 handle settling time and slew rate?
The settling time ranges from 25 µs to 350 µs, and the slew rate is up to 0.6 V/µs, depending on the gain setting.
- What are the typical applications of the AD8226ARZ-R7?
The AD8226ARZ-R7 is used in precision measurement and data acquisition systems, medical devices, industrial control systems, aerospace and defense applications, and test and measurement equipment.
- What is the supply voltage range for the AD8226ARZ-R7?
The AD8226ARZ-R7 operates from ±2.5 V to ±18 V.
- Does the AD8226ARZ-R7 have rail-to-rail output?
Yes, the AD8226ARZ-R7 features a rail-to-rail output stage.
- How accurate is the gain of the AD8226ARZ-R7?
The gain error is as low as 0.015% for G = 1 and up to 0.15% for G = 5 to 1000. Gain nonlinearity is also minimized, ranging from 10 ppm to 750 ppm depending on the gain setting.
- Is the AD8226ARZ-R7 RoHS compliant?
Yes, the AD8226ARZ-R7 is RoHS compliant.
