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| PartNumber | SI8661EB-B-IU | SI8661EC-B-IS1 | SI8661EB-B-IUR |
| Description | Digital Isolators 2.5 kV 5 forward & 1 reverse 6-channel isolator | Digital Isolators 3.75 kV 5 forward & 1 reverse 6-channel isolator | Digital Isolators 2.5 kV 5 forward & 1 reverse 6-channel isolator |
| Manufacturer | Silicon Laboratories | Silicon Laboratories | Silicon Laboratories |
| Product Category | Digital Isolators | Digital Isolators | Digital Isolators |
| RoHS | Y | Y | - |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | QSOP-16 | SOIC-16 | QSOP-16 |
| Series | Si86xx-IU | Si866x | Si866x |
| Number of Channels | 6 Channel | 6 Channel | 6 Channel |
| Polarity | Bidirectional | Unidirectional | Unidirectional |
| Isolation Voltage | 2.5 kVrms | 3.75 kV | 2.5 kVrms |
| Isolation Type | Capacitive Coupling | Capacitive Coupling | Capacitive Coupling |
| Data Rate | 150 Mb/s | 150 Mb/s | 150 Mb/s |
| Propagation Delay Time | 8 ns | 10 ns | 8 ns |
| Supply Voltage Max | 5.5 V | 5.5 V | 5.5 V |
| Supply Voltage Min | 2.375 V | 2.5 V | 2.375 V |
| Operating Supply Current | 23 mA | 16.4 mA | 7.9 mA |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 125 C | + 125 C | + 125 C |
| Qualification | AEC-Q100 | AEC-Q100 | AEC-Q100 |
| Product | Digital Isolators | Digital Isolators | Digital Isolators |
| Type | Low Power | General Purpose | Low Power Digital Isolator |
| Brand | Silicon Labs | Silicon Labs | Silicon Labs |
| Shutdown | Shutdown | - | Shutdown |
| Forward Channels | 5 Channel | - | 5 Channel |
| Maximum Fall Time | 4 ns | - | 4 ns |
| Maximum Rise Time | 4 ns | - | 4 ns |
| Pd Power Dissipation | 415 mW | 415 mW | 415 mW |
| Product Type | Digital Isolators | Digital Isolators | Digital Isolators |
| Pulse Width | 5 ns | - | 5 ns |
| Pulse Width Distortion | 0.2 ns | - | 0.2 ns |
| Reverse Channels | 1 Channel | - | 1 Channel |
| Factory Pack Quantity | 96 | 48 | 2500 |
| Subcategory | Interface ICs | Interface ICs | Interface ICs |
| Packaging | - | Tube | Reel |
| Output Current | - | 10 mA | - |
| Moisture Sensitive | - | Yes | - |
| Operating Supply Voltage | - | 2.5 V to 5.5 V | - |
| Unit Weight | - | 0.001764 oz | - |
| Development Kit | - | - | SI8661ISO-EVB |