ADuM3154
Description
The ADuM31541 is an SPIsolator™ digital isolator optimized for a serial peripheral interface (SPI) that includes support for up to four subordinate devices. Based on the Analog Devices, Inc., iCoupler® chip scale transformer technology, the low propagation delay and jitter in the CLK, MO/SI, MI/SO, and SS SPI bus signals support SPI clock rates of up to 17 MHz.
Key Features
- Supports up to 17 MHz SPI clock speed
- 4 high speed, low propagation delay, SPI signal isolation chan- nels
- Supports up to 4 subordinate devices
- 20-lead SSOP package with 5.1 mm creepage
- High temperature operation: 125°C
- High common-mode transient immunity: >25 kV/µs
- Safety and regulatory approvals
- UL 1577
- VISO = 3750 V rms for 1 minute
- IEC/EN/CSA 62368-1
