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AD708AQ

Name: AD708AQ
Rating: 4.7 (12 reviews)

IC OPAMP GP 2 CIRCUIT 8CERDIP

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資料表 AD708AQ DataSheet
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規格

Part Status	Discontinued at Digi-Key
Amplifier Type	Standard (General Purpose)
Number of Circuits	2
Slew Rate	0.3V/µs
Gain Bandwidth Product	900 kHz
Current - Input Bias	1 nA
Voltage - Input Offset	30 µV
Current - Supply	4.5mA
Voltage - Supply Span (Min)	6 V
Voltage - Supply Span (Max)	36 V
Operating Temperature	-40°C ~ 85°C
Mounting Type	Through Hole
Package / Case	8-CDIP (0.300", 7.62mm)
Supplier Device Package	8-CERDIP
Base Product Number	AD708
-3db Bandwidth	900 kHz

概述

Description

The AD708AQ is a precision operational amplifier designed for applications requiring low noise and high accuracy. It features a low offset voltage and low drift, making it ideal for use in instrumentation, data acquisition, and medical devices. The AD708AQ operates on a wide supply voltage range and offers a high gain-bandwidth product, which enhances its performance in various signal processing tasks. With a low input bias current and low power consumption, it is suitable for battery-operated devices.
Key specifications include a typical offset voltage of 50 µV, input voltage noise density of 0.8 nV/√Hz, and a common-mode rejection ratio (CMRR) of 120 dB. The device is available in multiple package options, making it versatile for different circuit designs. Overall, the AD708AQ is an excellent choice for applications demanding precision and reliable operation.

Features

The AD708AQ is a precision operational amplifier designed for a variety of applications requiring high accuracy and low noise. Key features include:
1. Low Offset Voltage: Typically 50 µV, ensuring minimal error in signal amplification.
2. Low Offset Voltage Drift: 0.2 µV/°C, providing stability over temperature variations.
3. Low Noise: Input voltage noise is 0.5 µV_p-p (0.1 Hz to 10 Hz), making it suitable for sensitive applications.
4. Wide Supply Voltage Range: Operates from ±1.5 V to ±18 V, allowing flexibility in circuit design.
5. High Slew Rate: 0.3 V/µs, enabling fast signal response.
6. High Gain Bandwidth Product: 1 MHz, suitable for a variety of frequency response requirements.
7. Low Input Bias Current: 10 pA, ideal for high-impedance applications.
8. Single-Supply Operation: Can be used with a single supply, simplifying power management.
These attributes make the AD708AQ ideal for applications in instrumentation, data acquisition, and signal conditioning.

Package

The AD708AQ is available in an 8-lead plastic DIP (Dual In-line Package) format. This package type is commonly used for integrated circuits, providing easy mounting on printed circuit boards.

Pinout

The AD708AQ is a precision operational amplifier with a total of 8 pins. Here’s a concise overview of its pin configuration and functions:
1. Non-Inverting Input (Pin 2): Input for the signal to be amplified.
2. Inverting Input (Pin 3): Input for the signal to be inverted.
3. Output (Pin 6): Outputs the amplified signal.
4. Offset Null (Pins 1 and 5): Used for adjusting the output offset voltage to zero.
5. Power Supply (Pin 4): Connects to the negative supply voltage (V-).
6. Power Supply (Pin 7): Connects to the positive supply voltage (V+).
7. NC (No Connect, Pin 8): Not connected; typically left unconnected.
The AD708AQ is known for its low noise and low bias current, making it suitable for precision applications in instrumentation and signal processing.

Manufacturer

The AD708AQ is manufactured by Analog Devices, Inc. (ADI), a prominent American multinational company. Analog Devices specializes in designing and manufacturing high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits. Founded in 1965 and headquartered in Norwood, Massachusetts, ADI serves various sectors, including communications, automotive, industrial, and consumer electronics. The AD708AQ itself is a precision operational amplifier known for its low noise and low offset voltage, making it suitable for applications requiring high accuracy and stability.

Application

The AD708AQ is a precision operational amplifier primarily used in applications such as instrumentation, data acquisition systems, and sensor signal conditioning. It's suitable for low-noise amplification tasks, active filters, and voltage followers in medical devices, industrial controls, and automotive systems. Its high accuracy and low offset voltage make it ideal for precision analog circuits.

Equivalent

Equivalent products to the AD708AQ operational amplifier include the TLV2371, MCP6002, and OPA2134. These alternatives provide similar performance characteristics such as low noise, low offset voltage, and a wide supply voltage range. Always verify specific requirements like bandwidth and power supply to ensure compatibility.