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