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ADuM3150
3.75 kV, 6-Channel, SPIsolator Digital Isolator for SPI with Delay Clock
Overview
Features and Benefits
- Supports up to 40 MHz SPI clock speed in delay clock mode
- Supports up to 17 MHz SPI clock speed in 4-wire mode
- 4 high speed, low propagation delay, SPI signal isolation channels
- 2 data channels at 250 kbps
- Delayed compensation clock line
- 20-lead SSOP with 5.1 mm creepage
- High temperature operation: 125°C
- High common-mode transient immunity: >25 kV/μs
- Safety and regulatory approvals
- UL recognition per UL 1577
- 3750 V rms for 1 minute
- CSA Component Acceptance Notice 5A
- VDE certificate of conformity
- DIN V VDE V 0884-10 (VDE V 0884-10):2006-12
- VIORM = 565 V peak
- UL recognition per UL 1577
Product Details
The ADuM3150 is a 6-channel SPIsolator™ digital isolator optimized for isolated serial peripheral interfaces (SPIs). Based on the Analog Devices, Inc., iCoupler® chip scale transformer technology, the low propagation delay in the CLK, MO/SI, MI/SO, and SS SPI bus signals supports SPI clock rates of up to 17 MHz. These channels operate with 14 ns propagation delay and 1 ns jitter to optimize timing for SPI.
The ADuM3150 isolator also provides two additional independent low data rate isolation channels, one channel in each direction. Data in the slow channels is sampled and serialized for a 250 kbps data rate with 2.5 μs of jitter.
The ADuM3150 supports a delay clock output on the master side of the device. This output can be used with an additional clocked port on the master to support 40 MHz clock performance. See the Delay Clock section for more information.
Applications
- Industrial programmable logic controllers (PLC)
- Sensor isolation
Product Categories
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)
Documentation
Application Notes (1)
Tools & Simulations
IBIS Models
Reference Designs (1)
Reference Materials
Safety and Regulatory Compliance (1)
Product Selection Guide (1)
Protect your Innovations: from High Precision to High Power
Aviation Isolation: Protecting the Critical Signal Paths
SPI Isolation Challenge
Design 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.
PCN-PDN Information
Sample & Buy
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