SI8640BD-B-IS vs SI8645BA-B-IUR Comparison
Detailed side-by-side comparison of SI8640BD-B-IS by Skyworks Solutions and SI8645BA-B-IUR 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
SI8640BD-B-IS - 4-Ch 5kV Digital Isolator, 150Mbps | Skyworks
SI8640BD-B-IS ✓ ActiveSkyworks Solutions
SI8645BA-B-IUR - 4-Ch 1kVrms Digital Isolator, 150Mbps | Skyworks
SI8645BA-B-IUR ✓ ActiveSpecification Comparison
| Parameter | SI8640BD-B-IS | SI8645BA-B-IUR |
|---|---|---|
| Brand | Skyworks Solutions | Skyworks Solutions |
| Category | Interface ICs | Interface ICs |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.89 | $1.62 |
| Isolation Voltage (rms) | 5000 Vrms | — |
| Number of Channels | 4 (4 forward / 0 reverse) | 4 |
| Channel Direction | Unidirectional, all same direction | — |
| Maximum Data Rate | 150 Mbps | — |
| Propagation Delay (typ) | 8 ns | [DATA_NEEDED: propagation delay ns] |
| Common-Mode Transient Immunity (min) | 35 kV/us | — |
| Supply Voltage Range | 2.5 V to 5.5 V | — |
| Logic Compatibility | 1.8 V to 5 V with level translation | — |
| Default Channel Output | Low | — |
| Package Type | Wide-body SOIC (WSOIC-16) | — |
| Package Width | 0.295 in / 7.50 mm | — |
| Creepage Distance | 8 mm | — |
| Operating Temperature Range | -40 C to +125 C | -40°C to +125°C (industrial) |
| Mounting Type | Surface Mount | Surface Mount |
| MSL Level | 3 (168 hours) | — |
| RoHS Status | Compliant | Compliant |
| Lead-Free | Yes | — |
| Insulation Barrier Life | 60 years minimum | — |
| Isolation Rating | — | 1 kVrms |
| Channel Configuration | — | 4/0 (unidirectional) |
| Data Rate | — | 150 Mbps (max) |
| Common-Mode Transient Immunity (CMTI) | — | 35 kV/µs (min) |
| Supply Voltage Range (VDD1, VDD2) | — | 2.5 V to 5.5 V |
| Pulse Width Distortion | — | [DATA_NEEDED: PWD ns] |
| Output Default State | — | High (fail-safe high) |
| Input Type | — | Schmitt-trigger CMOS |
| Package | — | QSOP-16 / SSOP-16 (0.154", 3.90 mm body width) |
| Packaging | — | Tape & Reel (2500 pcs/reel) |