AD8222: Precision, Dual-Channel Instrumentation Amplifier
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Product Details
myAnalogFEATURES and BENEFITS
- Two channels in small 4 mm × 4 mm LFCSP
- Gain set with 1 resistor per amplifier (G = 1 to 10,000)
- Low noise
8 nV/√Hz @ 1 kHz
0.25 µV p-p (0.1 Hz to 10 Hz) - Excellent ac performance
150 kHz bandwidth (G = 100)
13 µs settling time to 0.001%
- High accuracy dc performance (B grade)
60 µV maximum input offset voltage
0.3 µV/°C maximum input offset drift
1.0 nA maximum input bias current
126 dB minimum CMRR (G = 100) - Differential output option (single channel)
Fully specified
Adjustable common-mode output - Supply range: ±2.3 V to ±18 V
Functional Block Diagram for AD8222 for AD8222
Precision, Dual-Channel Instrumentation Amplifier
Functional Block Diagram for AD8222
Similar Products
Documentation
| Title | Content Type | File Type |
|---|---|---|
| AD8222: Precision, Dual-Channel Instrumentation Amplifier Data Sheet (Rev A, 02/2010) (pdf, 589 kB) | Data Sheets | |
| AN-282: Fundamentals of Sampled Data Systems (pdf, 2131 kB) | Application Notes | |
| AN-671: Reducing RFI Rectification Errors in In-Amp Circuits (pdf, 208 kB) | Application Notes | |
| AN-683: Strain Gage Measurement Using an AC Excitation (pdf, 122 kB) | Application Notes | |
| A Designer's Guide to Instrumentation Amplifiers (3rd Edition) | Design Handbooks | HTML |
|
Auto-Zero Amplifiers
(doc, 75 kB)
A wide variety of electronic applications, especially those involving very small input signals, require signal paths with very low offset voltage and offset voltage drift over time and temperature. |
Technical Articles | DOC |
|
High-performance Adder Uses Instrumentation Amplifiers
Make an adder circuit using instrumentation amplifiers to increase input impedance. (EDN, 9/3/2009) |
Technical Articles | HTML |
|
Dual In-Amp And Signal Isolators Sweat The Small Stuff
(ED, 4/13/2006) |
Product Reviews | HTML |
|
ANALOG DESIGN: In-amp Specifies Differential Output
(EE Times, 3/13/2006) |
Product Reviews | HTML |
|
Dual-channel In-amp Drives Differentially
(EETimes, 3/16/2006) |
Product Reviews | HTML |
|
Dual-Channel Instrumentation Amplifier Also Improves Performance
(htm)
(analogZONE, 4/17/2006) |
Product Reviews | HTM |
| Leading Inside Advertorials: Applying Instrumentation Amplifiers Effectively–The Importance of an Input Ground Return (pdf, 121 kB) | Overview | |
| RAQs index | Rarely Asked Questions | HTML |
| Glossary of EE Terms | Glossary | HTML |
Design Tools,Models,Drivers & Software
| Title | Content Type | File Type |
|---|---|---|
| AD8222 SPICE Macro-Model | SPICE Models | HTML |
| AD8221 SPICE Macro-Model | SPICE Models | HTML |
Evaluation Kits & Symbols & Footprints
Symbols and Footprints— Analog Devices offers Symbols & Footprints which are compatible with a large set of today’s CAD systems for broader and easier support.
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Price, packaging, availability
The USA list pricing shown is for BUDGETARY USE ONLY, shown in United States dollars (FOB USA per unit for the stated volume), and is subject to change. International prices may differ due to local duties, taxes, fees and exchange rates. For volume-specific price or delivery quotes, please contact your local Analog Devices, Inc. sales office or authorized distributor. Pricing displayed for Evaluation Boards and Kits is based on 1-piece pricing.
