SI8642BB-B-IU vs SI8662BD-B-IS Comparison
Detailed side-by-side comparison of SI8642BB-B-IU by Skyworks Solutions and SI8662BD-B-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
SI8642BB-B-IU - 4-Ch 2.5kV Digital Isolator, 150Mbps | Skyworks
SI8642BB-B-IU ✓ ActiveSkyworks Solutions
SI8662BD-B-IS - 6-Ch 5kVrms 150Mbps Digital Isolator | Skyworks
SI8662BD-B-IS ✓ ActiveSpecification Comparison
| Parameter | SI8642BB-B-IU | SI8662BD-B-IS |
|---|---|---|
| Brand | Skyworks Solutions | Skyworks Solutions |
| Category | Interface ICs | Interface ICs |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.85 | $3.15 |
| Type | Digital Isolator, General Purpose | — |
| Number of Channels | 4 | 6 |
| Channel Configuration | 2 forward / 2 reverse | — |
| Isolation Voltage | 2500 Vrms | — |
| Data Rate | 150 Mbps | — |
| Propagation Delay | 8 ns typical, <10 ns max | — |
| Common-Mode Transient Immunity (CMTI) | 35 kV/µs | 35 kV/us |
| Supply Voltage (VDD) | 2.375 V to 5.5 V | — |
| Technology | CMOS Capacitive Isolation | CMOS-based RF carrier isolation |
| Operating Temperature | -40 °C to +85 °C | -40 C to +125 C |
| Package | 16-QSOP (0.154 inch / 3.90 mm width) | 16-SOIC (0.295", 7.50 mm Width) - wide body |
| Mounting Type | Surface Mount | Surface Mount |
| Approximate Body Length | 4.90 mm (narrow body) | — |
| MSL Level | 1 | 3 (168 hours) |
| RoHS Status | Compliant | Compliant |
| Fail-Safe Output | Supported | Yes (power-on reset) |
| Isolation Voltage (RMS) | — | 5000 Vrms |
| Data Rate (max) | — | 150 Mbps |
| Propagation Delay (typ) | — | 8 ns |
| Supply Voltage (VDD1 / VDD2) | — | 2.5 V to 5.5 V |
| Channel Direction | — | Unidirectional (mixed, see datasheet for default routing) |
| Default Output State | — | Low (high version available as Si8662ED) |
| Lead Free | — | Yes |
| Withstand Life at Rated Voltage | — | >60 years |
| Initialization Required | — | No |