SPIsolator

Analog Devices has got your SPI bus covered. Utilizing our proven iCoupler® technology, SPIsolator® digital isolators are dedicated serial peripheral interface (SPI) isolators that have a small footprint, simple design, fast speed, and high data integrity. Unlike optocouplers and other digital isolator solutions, SPIsolator technology offers you the ability to increase performance and lower cost all while reducing board space thanks to a single, compact form factor.
Product Selection Table

SPIsolator

SPIsolator: Digital Isolators for SPI

  Hold Shift Key for secondary sorting
SortOrderPart#Data Rate (Max)
(bps)
Prop Delay (max)
(s)
Number of ChannelsInputs Side IInputs Side 2Insulation Rating (kVrms)
(V rms)
Transient Immunity at Output (min)
(V/us)
Vsupply (min)
(V)
Vsupply (max)
(V)
Operating Temp RangeAutomotive RecommendedUS Price 1000 to 4999
($ US)
1ADUM4154 34M 14n 7 4 3 5k 25k 3 5.5 -40 to 125°C No $3.35
2ADUM4153 34M 14n 7 3 4 5k 25k 3 5.5 -40 to 125°C- $3.35
3ADUM4152 34M 14n 7 4 3 5k 25k 3 5.5 -40 to 125°C- $3.35
4ADUM4151 34M 14n 7 5 2 5k 25k 3 5.5 -40 to 125°C No $3.35
5ADUM4150 40M 14n 6 3 3 5k 25k 3 5.5 -40 to 125°C- $4.80
6ADUM3154 34M 14n 7 4 3 3.75k 25k 3 5.5 -40 to 125°C No $2.15
7ADUM3153 34M 14n 7 3 4 3.75k 25k 3 5.5 -40 to 125°C No $2.15
8ADUM3152 34M 14n 7 4 3 3.75k 25k 3 5.5 -40 to 125°C No $2.15
9ADUM3151Reference Circuit Available 34M 14n 7 5 2 3.75k 25k 3 5.5 -40 to 125°C No $2.15
10ADUM3150 40M 14n 6 3 3 3.75k 25k 3 5.5 -40 to 125°C No $3.10