SI8641BB-B-IU vs SI8640BA-B-IU Comparison
Detailed side-by-side comparison of SI8641BB-B-IU by Skyworks Solutions and SI8640BA-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
SI8641BB-B-IU - 4-Ch 150Mbps Digital Isolator 16-SSOP | Skyworks
SI8641BB-B-IU ✓ ActiveSkyworks Solutions
SI8640BA-B-IU - 4-Ch 2.5kV Digital Isolator, 150Mbps | SSOP-16
SI8640BA-B-IU ✓ ActiveSpecification Comparison
| Parameter | SI8641BB-B-IU | SI8640BA-B-IU |
|---|---|---|
| Brand | Skyworks Solutions | Skyworks Solutions |
| Category | Digital Isolators | Interface ICs |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $0.82 | $2.18 |
| Manufacturer | Skyworks Solutions Inc. (formerly Silicon Labs) | — |
| Part Number | SI8641BB-B-IU | — |
| Number of Channels | 4 (3 forward / 1 reverse configuration) | 4 (unidirectional) |
| Data Rate (max) | 150 Mbps | — |
| Isolation Voltage (rms) | 2.5 kVrms | 2500 V |
| Common-Mode Transient Immunity | 35 kV/us | — |
| Operating Supply Voltage (VDD1, VDD2) | 2.5 V to 5.5 V | — |
| Default Output State | B = default high (B-suffix) | — |
| Propagation Delay (typ) | 18 ns | — |
| Propagation Delay Skew | [DATA_NEEDED: typical channel-to-channel skew ns] | — |
| Package | 16-SSOP (0.154 inch / 3.90 mm body width) | 16-pin SSOP (0.154", 3.90 mm body width) |
| Operating Temperature Range | -40 C to +125 C | -40 °C to +125 °C (industrial) |
| RoHS Status | Compliant | Compliant |
| Lead-Free | Yes | — |
| Mounting Type | Surface Mount | Surface Mount |
| MSL Level | [DATA_NEEDED: MSL moisture sensitivity level] | 2 (1 year floor life) |
| Channel Configuration | — | 3 forward / 1 reverse (BA) |
| Maximum Data Rate | — | 150 Mbps |
| Propagation Delay | — | 8 ns (typical) |
| Common-Mode Transient Immunity (CMTI) | — | 35 kV/µs (minimum) |
| Supply Voltage Range (each side) | — | 2.375 V to 5.5 V |
| Surge Withstand Capability | — | ±200 kV/µs |
| Isolation Barrier Life | — | 60 years (minimum) |
| Input Type | — | Schmitt-trigger |
| Output Default State | — | Low |
| Jitter (typical) | — | 1.5 ns |