SI8641AB-B-IS1
DigiKey Part Number	SI8641AB-B-IS1-ND
Manufacturer	Skyworks Solutions Inc.
Manufacturer Product Number	SI8641AB-B-IS1
Description	DGTL ISOLTR 2.5KV 4CH GP 16-SOIC
Manufacturer Standard Lead Time	14 Weeks
Customer Reference
Detailed Description	General Purpose Digital Isolator 2500Vrms 4 Channel 1Mbps 35kV/µs CMTI 16-SOIC (0.154", 3.90mm Width)
Datasheet	Datasheet

Product Attributes

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Category Isolators Digital Isolators	Common Mode Transient Immunity (Min) 35kV/µs
Mfr Skyworks Solutions Inc.	Data Rate 1Mbps
Series Si864x	Propagation Delay tpLH / tpHL (Max) 35ns, 35ns
Packaging Tube	Pulse Width Distortion (Max) 25ns
Part Status Active	Rise / Fall Time (Typ) 2.5ns, 2.5ns
Technology Capacitive Coupling	Voltage - Supply 2.5V ~ 5.5V
Type General Purpose	Operating Temperature -40°C ~ 125°C
Isolated Power No	Mounting Type Surface Mount
Number of Channels 4	Package / Case 16-SOIC (0.154", 3.90mm Width)
Inputs - Side 1/Side 2 3/1	Supplier Device Package 16-SOIC
Channel Type Unidirectional	Base Product Number SI8641
Voltage - Isolation 2500Vrms

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Substitutes (24)

Part Number	Manufacturer	Quantity Available	DigiKey Part Number	Unit Price	Substitute Type
SI8641AB-B-IS1R	Skyworks Solutions Inc.	925	336-5212-2-ND	$3.66000	Parametric Equivalent
MAX14931EASE+	Analog Devices Inc./Maxim Integrated	6,387	MAX14931EASE+-ND	$7.20000	Similar
MAX14931DASE+	Analog Devices Inc./Maxim Integrated	5,628	505-MAX14931DASE+-ND	$5.92000	Similar
MAX14931FASE+	Analog Devices Inc./Maxim Integrated	4,579	MAX14931FASE+-ND	$9.53000	Similar
MAX14931CASE+	Analog Devices Inc./Maxim Integrated	2,969	MAX14931CASE+-ND	$9.53000	Similar

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48 expected in stock on 03-Nov-2026

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Note: Due to DigiKey value-add services the packaging type may change when product is purchased at quantities beneath the standard package.

SI8641AB-B-IS1