Current - Input Bias:	100nA
Base Part Number:	AD684
Supplier Device Package:	16-CDIP
Package / Case:	16-CDIP (0.300", 7.62mm)
Mounting Type:	Through Hole
Operating Temperature:	-55°C ~ 125°C
Voltage - Supply, Single/Dual (±):	±10.8 V ~ 13.2 V
Current - Output / Channel:	5mA
Current - Supply:	18mA
Series:	--
-3db Bandwidth:	4MHz
Slew Rate:	--
Output Type:	--
Number of Circuits:	4
Amplifier Type:	Sample and Hold
Part Status:	Active
Packaging:	Tube

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AD684SQ - Instrumentation, OP Amps and Buffer Amps

The AD684SQ is a quad instrumentation amplifier manufactured by Analog Devices. It is designed to operate in a variety of linear applications, ranging from low-gain transducer amplifiers to high-precision laboratory amplifiers. The device is characterized by low noise and high common mode rejection, making it ideal for use in applications such as electrocardiography (ECG) and electrophysiology (EP) studies.The AD684SQ is a four-channel fixed-gain instrumentation amplifier. It features a high input impedance, low noise, and high common-mode rejection ratio (CMRR). When maximum gain is set by connecting all four channels together, the AD684SQ has a gain of 3300V/V with a bandwidth of 10kHz. The device has an input offset voltage of 1mV, allowing it to achieve higher accuracy in measurements. The device also has a high common-mode rejection ratio of 85dB, making it ideal for low-level signals with large common-mode interference.The AD684SQ is a low-power operational amplifier (op amp) that provides exceptional ac performance and is suitable for a variety of signal processing applications. It is characterized by low offset, low noise, low power dissipation, low distortion, and high slew-rate. The device operates from a single 5V supply and provides an output voltage swing from -2.5V to 5V. The AD684SQ also features a unique pinout, with low-noise bypass capacitors connected between two channels, allowing for higher speed and better noise performance.The AD684SQ is a quad open-loop buffering amplifier that provides three modes of operation. The device has a low offset of 250µV, making it suitable for applications requiring high-precision accuracy. The AD684SQ is designed to drive capacitive or resistive loads up to 200pF. The device operates with a wide power supply range of 4.5V to 16V and provides an output voltage swing of -2V to +2V. The device is also capable of driving high-current output loads, such as electrocardiography (ECG) and electrophysiology (EP) amplification circuits.The AD684SQ is a versatile device and can be used in a variety of linear applications. It is well suited for applications requiring low noise and high common-mode rejection, such as ECG and EP studies. The device can be used in signal processing applications, such as low-gain transducer amplifiers and high-precision laboratory amplifiers. The device\'s low offset and fast slew rate, combined with its low power dissipation, makes it ideal for power-sensitive applications. In addition, the wide supply voltage range of 4.5V to 16V provides the flexibility to meet a variety of design requirements.

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