Features and Benefits
- Enhanced system-level ESD performance per
- High temperature operation: 125°C
- Default low output
- Narrow body, RoHS-compliant, 8-lead SOIC
- Low power operation
- 5 V operation (refer to data sheet)
- 3.3 V operation (refer to data sheet)
- High data rate: dc to 25 Mbps (NRZ)
- See data sheet for additional features
- Download ADuM3211-EP data sheet (pdf)
- Military temperature range: −55°C to +125°C
- Controlled manufacturing baseline
- Enhanced product change notification
- Qualification data available on request
- Qualified for automotive applications
- V62/14628 DSCC Drawing Number
The ADuM3210/ADuM3211 are dual-channel, digital isolators based on Analog Devices, Inc., iCoupler® technology. Combining high speed CMOS and monolithic transformer technology, this isolation component provides outstanding performance characteristics superior to alternatives such as optocoupler devices.
By avoiding the use of LEDs and photodiodes, iCoupler devices remove the design difficulties commonly associated with optocouplers. The typical optocoupler concerns regarding uncertain current transfer ratios, nonlinear transfer functions, and temperature and lifetime effects are eliminated with the simple iCoupler digital interfaces and stable performance characteristics. The need for external drivers and other discrete components is eliminated with these iCoupler products. Furthermore, iCoupler devices consume one-tenth to one- sixth the power of optocouplers at comparable signal data rates.
The ADuM3210/ADuM3211 isolators provide two independent isolation channels in two channel configurations with data rates up to 25 Mbps (see the Ordering Guide). They operate with 3.3 V or 5 V supply voltages on either side, providing compatibility with lower voltage systems, as well as enabling voltage translation functionality across the isolation barrier. The ADuM3210/ADuM3211 isolators have a default output low characteristic in comparison to the ADuM3200/ADuM3201 models, which have a default output high characteristic. The ADuM3210W and ADuM3211W models are automotive grade versions qualified for 125°C operation.
In comparison to the ADuM1200/ADuM1201 isolator, the ADuM3210/ADuM3211 isolators contain various circuit and layout changes providing increased capability relative to system-level IEC 61000-4-x testing (ESD, burst, and surge). The precise capability in these tests for either the ADuM1200/ADuM1201 or ADuM3210/ADuM3211 products is strongly determined by the design and layout of the user’s board or module. For more information, see the AN-793 Application Note, ESD/Latch-Up Considerations with iCoupler Isolation Products.
- Size-critical multichannel isolation
- SPI interface/data converter isolation
- RS-232/RS-422/RS-485 transceiver isolation
- Digital field bus isolation
- Gate drive interface
- Hybrid electric vehicles, battery monitor, and motor drive
Markets and Technologies
Product Lifecycle Production
At least one model within this product family is in production and available for purchase. The product is appropriate for new designs but newer alternatives may exist.
Evaluation Kits (1)
The EVAL-1CH2CHSOICEBZ supports single and dual channel standard data isolators in 8 lead SOIC packages. The evaluation board provides a JEDEC standard 8-lead SOIC_N and SOIC_W pad layout. This supports signal distribution, loopback, and loads referenced to VDDx or GNDx, as well as optimal bypass capacitance. Signal sources can conducted to the board through header pins or through edge-mounted SMA connectors (not supplied with board). Terminal blocks provide for power connections. The board includes 200 mil header positions for compatibility with Tektronix active probes (not supplied with board).
The board follows best printed circuit board (PCB) design practices for 4-layer boards, including a full power and ground plane on each side of the isolation barrier. No other EMI or noise mitigation design features are included on this board. In cases of very high speed operation or when ultralow emissions are required, refer to the AN-1109 application note for additional board layout techniques.
Features & Benefits
- Access to all 2 data channels
- Multiple connection options
- Support for Tektronix active probes
- Provision for cable terminations
- Support for PCB edge-mounted coaxial connectors
- Easy configuration
- Sample iCoupler digital isolator must be ordered separately:
Supported iCoupler Models
ADuM110N0BRZ / ADuM110N1BRZ
ADuM120N0BRZ / ADuM120N1BRZ
ADuM121N0BRZ / ADuM121N1BRZ
ADuM210N0BRIZ / ADuM210N1BRIZ
ADuM225N0BRIZ / ADuM225N1BRIZ
ADuM226N0BRIZ / ADuM226N1BRIZ
ADuM7240ARZ / ADuM7240CRZ
ADuM7241ARZ / ADuM7241CRZ
ADuM1200AR / ADuM1200ARZ
ADuM1200BR / ADuM1200BRZ
ADuM1200CR / ADuM1200CRZ
ADuM1200WSRZ / ADuM1200WTRZ
ADuM1201AR / ADuM1201ARZ
ADuM1201BR / ADuM1201BRZ
ADuM1201CR / ADuM1201CRZ
ADuM3200ARZ / ADuM3200BRZ
ADuM3200CRZ / ADuM3200WARZ
ADuM3200WBRZ / ADuM3200WCRZ
ADuM3201ARZ / ADuM3201BRZ
ADuM3201CRZ / ADuM3201WARZ
ADuM3201WBRZ / ADuM3201WCRZ
ADuM3210ARZ / ADuM3210BRZ
ADuM3210TRZ / ADuM3210WARZ
ADuM3210WBRZ / ADuM3210WCRZ
ADuM3211ARZ / ADuM3211BRZ
ADuM3211WBRZ / ADuM3211WCRZ
ADuM1280ARZ / ADuM1280BRZ
ADuM1280CRZ / ADuM1280WARZ
ADuM1280WBRZ / ADuM1280WCRZ
ADuM1281ARZ / ADuM1281BRZ
ADuM1281CRZ / ADuM1281WARZ
ADuM1281WBRZ / ADuM1281WCRZ
Documentation & Resources
ADI has always placed the highest emphasis on delivering products that meet the maximum levels of quality and reliability. We achieve this by incorporating quality and reliability checks in every scope of product and process design, and in the manufacturing process as well. "Zero defects" for shipped products is always our goal.
Sample & Buy
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Pricing displayed is based on 1-piece. The USA list pricing shown is for budgetary use only, shown in United States dollars (FOB USA per unit), and is subject to change. International prices may vary due to local duties, taxes, fees and exchange rates.