AD7949: 14-Bit, 8-Channel, 250 kSPS PulSAR ADC
Sheet
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DetailsFeatures, Specifications, Status, Price, Diagrams, Similar Products, Support
- Documentation
Data Sheet, Application Notes, Tutorials, User Guides, Quality, Lead-Free, Circuit Notes, Videos
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Symbols & FootprintsEvaluation Kits, Symbols & Footprints
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& Reference DesignsADI Recommends products to be used with this part, Reference Designs, Companion Products
Sample
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Product Details
myAnalogFEATURES and BENEFITS
- 14-bit resolution with no missing codes
- 8-channel multiplexer with choice of inputs:
Unipolar single ended
Differential (GND sense)
Pseudobipolar - Throughput: 250 kSPS
- INL/DNL: ±0.5/±0.25 LSB typical
- Analog input range: 0 V to VREF with VREF up to VDD
- Multiple reference types
Internal selectable 2.5 V or 4.096 V
External buffered (up to 4.096 V)
External (up to VDD) - Internal temperature sensor (TEMP)
- See Data sheet for additional features
AD7949-EP: Supports defense and aerospace applications (AQEC standard)
- Download AD7949-EP Data Sheet
- Military temperature range
(−55°C to +125°C) - Controlled manufacturing baseline
- Enhanced product change notification
- Qualification data available on request
- V62/12645 DSCC Drawing Number
Functional Block Diagram for AD7949
14-Bit, 8-Channel, 250 kSPS PulSAR ADC
Other Diagrams for AD7949
14-Bit, 8-Channel, 250 kSPS PulSAR ADC
AD7949 Pin Configuration
Functional Block Diagram for AD7949
Similar Products
Documentation
| Title | Content Type | File Type |
|---|---|---|
| AD7949: 14-Bit, 8-Channel, 250 kSPS PulSAR ADC Data Sheet (Rev D, 03/2012) (pdf, 256 kB) | Data Sheets | |
|
AN-931: Understanding PulSAR ADC Support Circuitry
(pdf, 299 kB)
This application note discusses in general the pitfalls that occur regularly when using SAR ADCs and, more importantly, how to easily prevent them. |
Application Notes | |
| AN-932: Power Supply Sequencing (pdf, 95 kB) | Application Notes | |
| EVAL-AD76MUXEDZ: Evaluation Board For AD7682/89/99/7949 PulSAR® ADCs (Preliminary, Rev. PrD) (pdf, 4664 kB) | User Guides | |
| MS-2210: Designing Power Supplies for High Speed ADC (pdf, 327 kB) | Technical Articles | |
| RAQs index | Rarely Asked Questions | HTML |
| Glossary of EE Terms | Glossary | 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.
Product Recommendations & Reference Designs
Companion Products
Suggested Companion Products
Recommended Driver Amplifiers for the AD7949
- For low noise, low power single-to-differential driver amplifier, we recommend the ADA4941-1.
- For low noise, small size and low power, we recommend the ADA4841-1.
- For low noise and high frequency, we recommend the ADA4897-1, ADA4898-1, ADA4899-1 or the AD8021.
- For a fully differential attenuating precision amplifier, we recommend the AD8475.
- For 5V single supply and low noise, we recommend the AD8655.
- For selecting voltage regulator products, use ADIsimPower.
- For selecting supervisor products, use the Supervisor Parametric Search.
Were these recommendations helpful?
Sample & Buy
Price, packaging, availability
| Model | Package | Pins | Temp. Range |
Packing, Qty |
Price*(100-499) | Price*1000 pcs | RoHS | View PCN/ PDN | Check Inventory/ Purchase/Sample |
|---|
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.
