ADUM4151ARIZ-RL vs SI8422BB-D-IS Comparison
Detailed side-by-side comparison of ADUM4151ARIZ-RL by Analog Devices 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.
Analog Devices
ADUM4151ARIZ-RL - 5kV 7-CH SPIsolator Digital Isolator | Analog Devices
ADUM4151ARIZ-RL ✓ ActiveSkyworks Solutions
SI8422BB-D-IS - 2.5 kV 2-Channel Digital Isolator | Skyworks
SI8422BB-D-IS ✓ ActiveSpecification Comparison
| Parameter | ADUM4151ARIZ-RL | SI8422BB-D-IS |
|---|---|---|
| Brand | Analog Devices | Skyworks Solutions |
| Category | Interface ICs | Interface ICs |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $6.05 | $1.52 |
| Isolation Voltage (rms) | 5000 Vrms | — |
| Number of Channels | 7 | — |
| Channel Configuration | 2 Forward / 1 Reverse Auxiliary + 4 SPI lanes | — |
| Data Rate (max) | 2 Mbps | — |
| Propagation Delay (max) | 25 ns | — |
| Common-Mode Transient Immunity (min) | 25 kV/µs | — |
| Supply Voltage Range | 3 V to 5.5 V | 2.70 V to 5.5 V (each side) |
| Operating Temperature Range | -40°C to +125°C | — |
| Package | 20-pin SOIC_W (increased creepage), 7.50 mm body width | 8-SOIC narrow body (0.154", 3.90 mm width) |
| Mounting Type | Surface Mount (Gull-wing) | Surface Mount |
| MSL Level | 3 | MSL 2A |
| Isolation Technology | iCoupler chip-scale transformer | — |
| Withstand Voltage (per UL 1577) | 5 kV rms for 1 minute | — |
| RoHS Status | Compliant | RoHS-compliant (JEDEC 260 °C reflow) |
| Lead Finish | Matte Tin (lead-free) | — |
| Tape and Reel Packaging | 13-inch reel, -RL suffix | — |
| Auxiliary Channel Direction | 2/1 (forward/reverse) | — |
| Isolation Rating | — | 2500 V RMS |
| Channels | — | 2 (1 forward + 1 reverse) |
| Maximum Data Rate | — | 150 Mbps |
| Propagation Delay | — | < 10 ns (worst case) |
| Common-Mode Transient Immunity (CMTI) | — | 20 kV/µs |
| Default Output State (Fail-Safe) | — | High (BB suffix; Low = AB) |
| Operating Temperature | — | -40 °C to +125 °C (industrial) |
| Technology | — | CMOS, RF-coupled isolation |
| AEC-Q100 Qualification | — | Yes (automotive grade) |
| Safety Certifications | — | UL, CSA, VDE certified |