SI8442AB-C-IS vs ADUM4151ARIZ-RL Comparison
Detailed side-by-side comparison of SI8442AB-C-IS by Skyworks Solutions and ADUM4151ARIZ-RL by Analog Devices. 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 - 4-Ch 2.5kV Digital Isolator 1Mbps | Skyworks
SI8442AB-C-IS ✓ ActiveAnalog Devices
ADUM4151ARIZ-RL - 5kV 7-CH SPIsolator Digital Isolator | Analog Devices
ADUM4151ARIZ-RL ✓ ActiveSpecification Comparison
| Parameter | SI8442AB-C-IS | ADUM4151ARIZ-RL |
|---|---|---|
| Brand | Skyworks Solutions | Analog Devices |
| Category | Digital Isolators | Interface ICs |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.05 | $6.05 |
| Manufacturer | Skyworks Solutions Inc. | — |
| Product Type | Digital Isolator (CMOS, RF-isolation) | — |
| Number of Channels | 4 | 7 |
| Channel Configuration | 2 Forward / 2 Reverse | 2 Forward / 1 Reverse Auxiliary + 4 SPI lanes |
| Isolation Voltage (Vrms) | 2500 Vrms | — |
| Data Rate (max) | 1 Mbps | 2 Mbps |
| Propagation Delay (typical) | 35 ns | — |
| Common-Mode Transient Immunity (CMTI) | 25 kV/µs (typical) | — |
| 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) | -40°C to +125°C |
| 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 (Gull-wing) |
| RoHS Status | Compliant | Compliant |
| Lead-Free | Yes | — |
| Isolation Voltage (rms) | — | 5000 Vrms |
| Propagation Delay (max) | — | 25 ns |
| Common-Mode Transient Immunity (min) | — | 25 kV/µs |
| Supply Voltage Range | — | 3 V to 5.5 V |
| Package | — | 20-pin SOIC_W (increased creepage), 7.50 mm body width |
| MSL Level | — | 3 |
| Isolation Technology | — | iCoupler chip-scale transformer |
| Withstand Voltage (per UL 1577) | — | 5 kV rms for 1 minute |
| Lead Finish | — | Matte Tin (lead-free) |
| Tape and Reel Packaging | — | 13-inch reel, -RL suffix |
| Auxiliary Channel Direction | — | 2/1 (forward/reverse) |