Datasheet AD8574-EP (Analog Devices)

ManufacturerAnalog Devices
DescriptionZero-Drift, Single-Supply, RRIO Quad Op Amp
Pages / Page16 / 1 — Zero-Drift, Single-Supply, Rail-to-Rail I/O. Quad, Operational Amplifier. …
RevisionA
File Format / SizePDF / 241 Kb
Document LanguageEnglish

Zero-Drift, Single-Supply, Rail-to-Rail I/O. Quad, Operational Amplifier. AD8574-EP. FEATURES. PIN CONFIGURATIONS

Datasheet AD8574-EP Analog Devices, Revision: A

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Zero-Drift, Single-Supply, Rail-to-Rail I/O Quad, Operational Amplifier AD8574-EP FEATURES PIN CONFIGURATIONS Supports defense and aerospace applications (AQEC OUT A 1 14 OUT D standard) –IN A 2 13 –IN D Military temperature range ( −55°C to +125°C) +IN A 3 12 +IN D AD8574-EP Controlled manufacturing baseline V+ 4 11 TOP VIEW V– (Not to Scale) One assembly/test site +IN B 5 10 +IN C –IN B 6 9 –IN C One fabrication site
003
OUT B 7 8 OUT C Enhanced product change notification
09302-
Qualification data available on request
Figure 1. 14-Lead TSSOP (RU Suffix)
Low offset voltage: 1 µV
The AD8574-EP provides benefits previously found only in
Input offset drift: 0.005 µV/°C
expensive auto-zeroing or chopper-stabilized amplifiers. Using
Rail-to-rail input and output swing
a patented spread-spectrum, auto-zero technique, the AD8574
5 V/2.7 V single-supply operation
eliminates the intermodulation effects from interaction of the
High gain: 145 dB typical
chopping function with the signal frequency in ac applications.
CMRR: 140 dB typical
With an offset voltage of only 1 µV and drift of 0.005 µV/°C, the
PSRR: 130 dB typical
AD8574-EP is perfectly suited for applications where error
Ultralow input bias current: 10 pA typical
sources must be minimized.
Low supply current: 750 µA per op amp Overload recovery time: 50 µs
The AD8574-EP is specified for the military temperature range
No external capacitors required
(−55°C to +125°C). The AD8574-EP quad amplifier is available in

a 14-lead TSSOP package.
APPLICATIONS
Additional applications and technical information is available in
Temperature sensors
the AD8571/AD8572/AD8574 data sheets.
Pressure sensors Precision current sensing Strain gage amplifiers GENERAL DESCRIPTION
This amplifier has ultralow offset, drift, and bias current. The AD8574-EP is a quad amplifier, featuring rail-to-rail input and output swings. It is guaranteed to operate from 2.7 V to 5 V single supply.
Rev. 0 Information furnished by Analog Devices is believed to be accurate and reliable. However, no responsibility is assumed by Analog Devices for its use, nor for any infringements of patents or other rights of third parties that may result from its use. Specifications subject to change without notice. No One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A. license is granted by implication or otherwise under any patent or patent rights of Analog Devices. Tel: 781.329.4700 www.analog.com Trademarks and registered trademarks are the property of their respective owners. Fax: 781.461.3113 ©2010 Analog Devices, Inc. All rights reserved.
Document Outline Features Applications General Description Pin Configurations Revision History Specifications 5 V Electrical Characteristics 2.7 V Electrical Characteristics Absolute Maximum Ratings Thermal Characteristics ESD Caution Typical Performance Characteristics Outline Dimensions Ordering Guide
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