Overview
The AD8659ARZ-R7 is a quad micropower, precision, rail-to-rail input/output operational amplifier produced by Analog Devices Inc. This device is optimized for low power consumption and a wide operating supply voltage range, making it ideal for various precision applications. The AD8659ARZ-R7 features low supply current, low offset voltage, and very low input bias current, along with excellent electromagnetic interference immunity. It is suitable for use in harsh environments with an operating temperature range from -40°C to 125°C.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage Range (Single-Supply) | 2.7V to 18V | V |
| Supply Voltage Range (Dual-Supply) | ±1.35V to ±9V | V |
| Offset Voltage | 350μV (max) | μV |
| Input Bias Current | 20pA (max) | pA |
| Gain Bandwidth Product | 230kHz at AV = 100 (typ) | kHz |
| Unity-Gain Crossover Frequency | 230kHz (typ) | kHz |
| -3dB Closed-Loop Bandwidth | 305kHz (typ) | kHz |
| Operating Temperature Range | -40°C to 125°C | °C |
| Package Type | 14-lead NSOIC |
Key Features
- Unity-gain stable with excellent electromagnetic interference immunity
- Rail-to-rail input and output stages
- Low power consumption with a typical quiescent supply current of 18μA per amplifier
- High accuracy and low noise performance
- Full-power bandwidth of 1MHz
- Patented DigiTrim® trimming technique for low offset voltage
Applications
- Current monitoring in process and motor control applications
- DC gain and buffering of sensor front ends or high impedance input sources
- Portable operating systems
- 4mA to 20mA loop drivers
- Buffer/level shifting
- Multipole filters
- Remote/wireless sensors
- Low power transimpedance amplifiers
- Biomedical instrumentation
- Data conversion applications
Q & A
- What is the supply voltage range for the AD8659ARZ-R7?
The AD8659ARZ-R7 can operate from a single supply of 2.7V to 18V or from a dual supply of ±1.35V to ±9V.
- What is the maximum offset voltage of the AD8659ARZ-R7?
The maximum offset voltage is 350μV.
- What is the input bias current of the AD8659ARZ-R7?
The maximum input bias current is 20pA.
- What is the gain bandwidth product of the AD8659ARZ-R7?
The gain bandwidth product is 230kHz at a gain of 100.
- Is the AD8659ARZ-R7 unity-gain stable?
- What is the operating temperature range of the AD8659ARZ-R7?
- What package type is the AD8659ARZ-R7 available in?
- What are some typical applications of the AD8659ARZ-R7?
- Does the AD8659ARZ-R7 have good electromagnetic interference immunity?
- What is the typical quiescent supply current per amplifier for the AD8659ARZ-R7?
