Datasheet AD8672-EP (Analog Devices)

Precision, Very Low Noise, Low Input Bias Current Op Amp Enhanced Product AD8672-EP FEATURES PIN CONFIGURATION Voltage noise density: 2.8 nV/√Hz typical OUT A 1 8 V+ Peak-to-peak noise: 77 nV p-p typical –IN A 2 AD8672-EP 7 OUT B TOP VIEW Gain bandwidth product: 10 MHz +IN A 3 6 –IN B
1
(Not to Scale)
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Low input bias current: 14 nA maximum V– 4 5 +IN B
063 13
Low offset voltage: 75 μV maximum
Figure 1.
High open-loop gain: 1000 V/mV (120 dB) Low supply current per amplifier: 3 mA typical Dual-supply operation: ±5 V to ±15 V GENERAL DESCRIPTION Unity-gain stable
The AD8672-EP is a very high precision amplifier featuring very
No phase reversal
low noise, very low offset voltage and drift, low input bias current,
ENHANCED PRODUCT FEATURES
10 MHz bandwidth, and low power consumption. Outputs are stable with capacitive loads of over 1000 pF. Supply current is less
Supports defense and aerospace applications (AQEC standard)
than 3 mA per amplifier at 30 V.
Extended temperature range: −55°C to +125°C Controlled manufacturing baseline
The combination of ultralow noise, high precision, speed, and
One assembly/test site
stability within the AD8672-EP is unmatched. Applications for
One fabrication site
this amplifier include high quality PLL filters, precision filters,
Enhanced product change notification
medical and analytical instrumentation, precision power supply
Qualification data available on request
controls, ATE, data acquisition, and precision controls, as well as professional quality audio.
APPLICATIONS
The AD8672-EP is available in an 8-lead SOIC narrow package.
Phase-locked loop (PLL) filters
It is specified over a −55°C to +125°C temperature range.
Filters for GPS Instrumentation
Additional application and technical information can be found
Sensors and controls
in the AD8672 data sheet.
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Document Outline Features Enhanced Product Features Applications Pin Configuration General Description Table of Contents Revision History Specifications Electrical Characteristics, ±5 V Electrical Characteristics, ±15 V Absolute Maximum Ratings Thermal Resistance ESD Caution Typical Performance Charateristics Outline Dimensions Ordering Guide