Overview
The AD707JR-REEL7 is a precision, low-noise, low-offset operational amplifier designed and manufactured by Analog Devices Inc. This device is particularly suited for applications requiring high accuracy and low drift, making it ideal for precision instrumentation and other critical signal processing tasks.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Input Offset Voltage | 0.35 µV p-p (max) | µV |
| Input Bias Current | 1 nA (max) | nA |
| Common-Mode Rejection Ratio (CMRR) | 140 dB (typical) | dB |
| Open-Loop Gain | 13 V/µV (typical) | V/µV |
| Slew Rate | 0.3 V/µs | V/µs |
| Closed-Loop Bandwidth | 0.9 MHz | MHz |
| Supply Voltage Range | ±5 V to ±15 V | V |
| Operating Temperature Range | 0°C to +70°C | °C |
| Package Type | 8-Pin Plastic SOIC (SO-8) |
Key Features
- Ultralow offset voltage and drift, ensuring high precision in signal processing.
- Low noise characteristics, with a voltage noise of 0.35 µV p-p (max) from 0.1 Hz to 10 Hz.
- High common-mode rejection ratio (CMRR) of 140 dB (typical), making it suitable for precision instrumentation.
- High open-loop gain of 13 V/µV (typical), enhancing the amplifier's ability to amplify small signals accurately.
- ESD protection circuitry to prevent damage from electrostatic discharges.
Applications
- Precision instrumentation: Ideal for applications requiring high accuracy and low drift, such as in medical devices, scientific instruments, and industrial control systems.
- Voltage-controlled current sources: Can be used in precision current source/sink circuits, such as the Howland Current Source circuit.
- Signal processing: Suitable for amplifying very small signals without sacrificing overall system performance.
- Replacement for chopper amplifiers: Offers the precision of chopper amplifiers without the inherent noise and application problems.
Q & A
- What is the typical input offset voltage of the AD707JR-REEL7?
The typical input offset voltage is 0.35 µV p-p (max).
- What is the common-mode rejection ratio (CMRR) of the AD707JR-REEL7?
The CMRR is 140 dB (typical).
- What is the slew rate of the AD707JR-REEL7?
The slew rate is 0.3 V/µs.
- What is the closed-loop bandwidth of the AD707JR-REEL7?
The closed-loop bandwidth is 0.9 MHz.
- What is the operating temperature range of the AD707JR-REEL7?
The operating temperature range is 0°C to +70°C.
- What type of package does the AD707JR-REEL7 come in?
The AD707JR-REEL7 comes in an 8-Pin Plastic SOIC (SO-8) package.
- Does the AD707JR-REEL7 have ESD protection?
Yes, the AD707JR-REEL7 features proprietary ESD protection circuitry.
- What are some typical applications of the AD707JR-REEL7?
Typical applications include precision instrumentation, voltage-controlled current sources, and signal processing where high accuracy and low noise are required.
- Can the AD707JR-REEL7 replace chopper amplifiers in some applications?
Yes, the AD707JR-REEL7 can replace chopper amplifiers in applications where precision and low noise are critical, without the inherent noise and application problems of chopper amplifiers.
- What is the supply voltage range for the AD707JR-REEL7?
The supply voltage range is ±5 V to ±15 V.
