Overview
The AD623ARMZ-REEL, produced by Analog Devices Inc., is an integrated, single- or dual-supply instrumentation amplifier. It is designed to deliver rail-to-rail output swing using supply voltages from 2.7 V to 12 V. This amplifier offers high accuracy and flexibility, making it suitable for a wide range of applications. The AD623ARMZ-REEL is available in an 8-lead Mini Small Outline Package (MSOP) and conforms to the industry standard pinout configuration, ensuring ease of use and integration into various systems.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Supply Voltage | 2.7 | - | 12 | V |
| Quiescent Current (Dual Supply) | 375 | 550 | 625 | µA |
| Quiescent Current (Single Supply) | 305 | 480 | 625 | µA |
| Gain Range | 1 | - | 1000 | - |
| Gain Error (G = 1) | - | 0.10% | - | - |
| Gain Error (G > 1) | - | 0.35% | - | - |
| Noise (RTI at 1 kHz) | - | 35 nV/√Hz | - | - |
| Bandwidth (G = 1) | - | 800 kHz | - | - |
| Settling Time to 0.01% (G = 10) | - | 20 µs | - | - |
| Operating Temperature Range | -40 | - | 85 | °C |
Key Features
- Easy to use with single gain set resistor programming
- Rail-to-rail output swing
- Input voltage range extends 150 mV below ground (single supply)
- Low power consumption with a maximum quiescent current of 550 µA
- High accuracy DC performance with gain errors of 0.10% (G = 1) and 0.35% (G > 1)
- Optimal dynamic specifications including 800 kHz bandwidth and 20 µs settling time to 0.01% (G = 10)
- Constant common-mode rejection ratio (CMRR) up to 200 Hz
- Wide input common-mode range and ability to amplify signals with common-mode voltages as low as 150 mV below ground
Applications
- Low power medical instrumentation
- Transducer interfaces
- Thermocouple amplifiers
- Industrial process controls
- Difference amplifiers
- Low power data acquisition
Q & A
- What is the supply voltage range for the AD623ARMZ-REEL?
The supply voltage range for the AD623ARMZ-REEL is from 2.7 V to 12 V.
- How is the gain set for the AD623ARMZ-REEL?
The gain is set using a single external resistor. Without an external resistor, the gain is configured for unity (G = 1), and with an external resistor, gains up to 1000 can be achieved.
- What is the maximum quiescent current of the AD623ARMZ-REEL?
The maximum quiescent current is 550 µA.
- What is the bandwidth of the AD623ARMZ-REEL at a gain of 1?
The bandwidth at a gain of 1 is 800 kHz.
- What is the settling time to 0.01% for a gain of 10?
The settling time to 0.01% for a gain of 10 is 20 µs.
- What is the common-mode rejection ratio (CMRR) of the AD623ARMZ-REEL?
The CMRR is constant up to 200 Hz, ensuring effective rejection of line noise harmonics.
- What are the typical applications of the AD623ARMZ-REEL?
Typical applications include low power medical instrumentation, transducer interfaces, thermocouple amplifiers, industrial process controls, difference amplifiers, and low power data acquisition.
- What is the operating temperature range of the AD623ARMZ-REEL?
The operating temperature range is from -40°C to +85°C.
- What package type is the AD623ARMZ-REEL available in?
The AD623ARMZ-REEL is available in an 8-lead Mini Small Outline Package (MSOP).
- What is the input voltage range of the AD623ARMZ-REEL?
The input voltage range extends 150 mV below ground for single supply configurations.
