SI8442AB-C-IS vs SI8422BB-D-IS Comparison

Detailed side-by-side comparison of SI8442AB-C-IS by Skyworks Solutions and SI8422BB-D-IS by Skyworks Solutions. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.

Skyworks Solutions
SI8442AB-C-IS SI8442AB-C-IS - 4-Ch 2.5kV Digital Isolator 1Mbps | Skyworks

SI8442AB-C-IS - 4-Ch 2.5kV Digital Isolator 1Mbps | Skyworks

SI8442AB-C-IS ✓ Active
Skyworks Solutions
SI8422BB-D-IS SI8422BB-D-IS - 2.5 kV 2-Channel Digital Isolator | Skyworks

SI8422BB-D-IS - 2.5 kV 2-Channel Digital Isolator | Skyworks

SI8422BB-D-IS ✓ Active

Specification Comparison

Parameter SI8442AB-C-IS SI8422BB-D-IS
Brand Skyworks Solutions Skyworks Solutions
Category Digital Isolators Interface ICs
Lifecycle Status Active Active
Stock Status In Stock In Stock
Unit Price (USD) $1.05 $1.52
Manufacturer Skyworks Solutions Inc. —
Product Type Digital Isolator (CMOS, RF-isolation) —
Number of Channels 4 —
Channel Configuration 2 Forward / 2 Reverse —
Isolation Voltage (Vrms) 2500 Vrms —
Data Rate (max) 1 Mbps —
Propagation Delay (typical) 35 ns —
Common-Mode Transient Immunity (CMTI) 25 kV/µs (typical) 20 kV/µs
Supply Voltage Range (VDD1, VDD2) 2.70 V to 5.5 V —
Quiescent Current (typ, 5 V, 1 Mbps) < 1.6 mA per channel —
Operating Temperature Range -40 °C to +125 °C (industrial) —
Package / Case 16-SOIC (0.295", 7.50 mm Body Width, wide-body) —
Default Output State High (no start-up initialization required) —
Component Safety Standards UL 1577, IEC 60747, CSA 5A —
Mounting Type Surface Mount Surface Mount
RoHS Status Compliant RoHS-compliant (JEDEC 260 °C reflow)
Lead-Free Yes —
Isolation Rating — 2500 V RMS
Channels — 2 (1 forward + 1 reverse)
Maximum Data Rate — 150 Mbps
Propagation Delay — < 10 ns (worst case)
Supply Voltage Range — 2.70 V to 5.5 V (each side)
Default Output State (Fail-Safe) — High (BB suffix; Low = AB)
Operating Temperature — -40 °C to +125 °C (industrial)
Package — 8-SOIC narrow body (0.154", 3.90 mm width)
Technology — CMOS, RF-coupled isolation
AEC-Q100 Qualification — Yes (automotive grade)
Safety Certifications — UL, CSA, VDE certified
MSL Level — MSL 2A

Datasheets & Resources

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