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AD7898:  5V, 12-Bit, Serial 220 kSPS ADC in a 8-Lead Package

Product Details


The AD7898 is a fast 12-bit ADC that operates from a single 5 V supply and is housed in a small 8-lead SOIC package. The part contains a successive approximation A/D converter, an on-chip track/hold amplifier, an on-chip clock, and a high-speed serial interface.

FEATURES and BENEFITS

  • Fast 12-Bit ADC with 220 kSPS Throughput Rate
  • 8-Lead SOIC
  • Single 5 V Supply Operation
  • High Speed, Flexible, Serial Interface that Allows Interfacing to 3 V Processors
  • On-Chip Track/Hold Amplifier
  • Selection of Input Ranges:
    ±10 V for AD7898-10
    ±2.5 V for AD7898-3
  • High Input Impedance
  • Low Power: 22.5 mW Max

Functional Block Diagram for AD7898

Documentation

Title Content Type File Type
AD7898: 5V, 12-Bit, Serial 220 kSPS ADC in an 8-Lead Package Data Sheet (Rev A, 03/2004) (pdf, 214 kB) Data Sheets PDF
AN-348: Avoiding Passive-Component Pitfalls  (pdf, 931 kB)
The Wrong Passive Component Can Derail Even the Best Op Amp or Data Converter. Here Are Some Basic Traps to Watch For.
Application Notes PDF
MS-2210: Designing Power Supplies for High Speed ADC  (pdf, 327 kB) Technical Articles PDF
8- to 18-Bit SAR ADCs ... From the Leader in High Performance Analog  (pdf, 1885 kB)
8- to 18-Bit SAR ADCs with Sample Rates up to 3 MSPS -- The latest additions to ADI’s ADC portfolio offer unrivaled functionality in terms of channel count and power supply voltage, optimal power/speed ratios, and the smallest packages to meet the demands of any data acquisition application, including portable, industrial, medical, wireless, and communications.
Overview PDF
RAQs index Rarely Asked Questions HTML
Glossary of EE Terms Glossary HTML

Evaluation Kits & Symbols & Footprints

Evaluation Boards & KitsView the Evaluation Boards and Kits page for documentation and purchasing

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.

SampleSample & Buy

Price, packaging, availability

AD7898 Model Options
Model Package Pins Temp.
Range
Packing,
Qty
Price*(100-499) Price*1000 pcs RoHS View PCN/ PDN Check Inventory/
Purchase/Sample
AD7898AR-10 Status: Production 8 ld SOIC 8 Ind Tube, 98 $6.85 $5.82 N  Material Info PCN Purchase
AD7898AR-10REEL7 Status: Last Time Buy 8 ld SOIC 8 Ind Reel, 1000 - $5.82 N  Material Info PCN/PDN Purchase
AD7898AR-3 Status: Production 8 ld SOIC 8 Ind Tube, 98 $6.85 $5.82 N  Material Info PCN Purchase
AD7898AR-3REEL Status: Last Time Buy 8 ld SOIC 8 Ind Reel, 2500 - $5.82 N  Material Info PCN/PDN Purchase
AD7898AR-3REEL7 Status: Production 8 ld SOIC 8 Ind Reel, 1000 - $5.82 N  Material Info PCN Purchase
AD7898ARZ-10 Status: Production 8 ld SOIC 8 Ind Tube, 98 $5.92 $5.03 Y  Material Info PCN Purchase
AD7898ARZ-10REEL Status: Production 8 ld SOIC 8 Ind Reel, 2500 - $5.03 Y  Material Info PCN Purchase
AD7898ARZ-3 Status: Production 8 ld SOIC 8 Ind Tube, 98 $5.92 $5.03 Y  Material Info PCN Purchase
Price Table Help

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.


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