SI8645BA-B-IUR vs SI8640BD-B-IS Comparison
Detailed side-by-side comparison of SI8645BA-B-IUR by Skyworks Solutions and SI8640BD-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
SI8645BA-B-IUR - 4-Ch 1kVrms Digital Isolator, 150Mbps | Skyworks
SI8645BA-B-IUR ✓ ActiveSkyworks Solutions
SI8640BD-B-IS - 4-Ch 5kV Digital Isolator, 150Mbps | Skyworks
SI8640BD-B-IS ✓ ActiveSpecification Comparison
| Parameter | SI8645BA-B-IUR | SI8640BD-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) | $1.62 | $1.89 |
| Isolation Rating | 1 kVrms | — |
| Number of Channels | 4 | 4 (4 forward / 0 reverse) |
| 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 | — |
| Propagation Delay (typ) | [DATA_NEEDED: propagation delay ns] | 8 ns |
| Pulse Width Distortion | [DATA_NEEDED: PWD ns] | — |
| Output Default State | High (fail-safe high) | — |
| Input Type | Schmitt-trigger CMOS | — |
| Operating Temperature Range | -40°C to +125°C (industrial) | -40 C to +125 C |
| Package | QSOP-16 / SSOP-16 (0.154", 3.90 mm body width) | — |
| Mounting Type | Surface Mount | Surface Mount |
| Packaging | Tape & Reel (2500 pcs/reel) | — |
| RoHS Status | Compliant | Compliant |
| Isolation Voltage (rms) | — | 5000 Vrms |
| Channel Direction | — | Unidirectional, all same direction |
| Maximum Data Rate | — | 150 Mbps |
| 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 |
| MSL Level | — | 3 (168 hours) |
| Lead-Free | — | Yes |
| Insulation Barrier Life | — | 60 years minimum |