ADUM3154ARSZ vs SI8422BB-D-IS Comparison
Detailed side-by-side comparison of ADUM3154ARSZ 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
ADUM3154ARSZ - 3.75 kV SPI Isolator, 4 ch, 2 Mbps | Analog Devices
ADUM3154ARSZ ✓ ActiveSkyworks Solutions
SI8422BB-D-IS - 2.5 kV 2-Channel Digital Isolator | Skyworks
SI8422BB-D-IS ✓ ActiveSpecification Comparison
| Parameter | ADUM3154ARSZ | 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) | $4.18 | $1.52 |
| Isolation Voltage | 3.75 kV rms | — |
| Number of Channels | 7 (4 high-speed + 2 low-speed address + 1 aux) | — |
| High-Speed Channels | 4 (MOSI, MISO, SCLK, SS) | — |
| Maximum Data Rate (high-speed) | 2 Mbps | — |
| Low-Speed Address Bus | 250 kbps, 2-channel | — |
| Common-Mode Transient Immunity (CMTI) | 25 kV/µs (minimum) | 20 kV/µs |
| Technology | iCoupler (chip-scale transformer) | CMOS, RF-coupled isolation |
| Package | 20-SSOP (0.209", 5.30 mm width, RS-20) | 8-SOIC narrow body (0.154", 3.90 mm width) |
| Isolation Type | Reinforced | — |
| Propagation Delay | [DATA_NEEDED: typical propagation delay] | < 10 ns (worst case) |
| Supply Voltage Range | [DATA_NEEDED: VDD1/VDD2 range] | 2.70 V to 5.5 V (each side) |
| Operating Temperature | -40 °C to +125 °C | -40 °C to +125 °C (industrial) |
| Mounting Type | Surface Mount | Surface Mount |
| MSL Level | 3 (168 hours) | MSL 2A |
| RoHS Status | ROHS3 Compliant | RoHS-compliant (JEDEC 260 °C reflow) |
| REACH Status | REACH Unaffected | — |
| Safety Approvals | UL, VDE (per datasheet) | — |
| Isolation Rating | — | 2500 V RMS |
| Channels | — | 2 (1 forward + 1 reverse) |
| Maximum Data Rate | — | 150 Mbps |
| Default Output State (Fail-Safe) | — | High (BB suffix; Low = AB) |
| AEC-Q100 Qualification | — | Yes (automotive grade) |
| Safety Certifications | — | UL, CSA, VDE certified |