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| PartNumber | SI8421BD-B-ISR | SI8421BD-D-IS | SI8421BD-B-IS |
| Description | Digital Isolators Isolators Digital Isolators - ISOL DGTL 2.5KVRMS 2CH 16SOIC W | Digital Isolators 5 kV 1 forward & 1 reverse 2-channel isolator | Digital Isolators Dual Ch 5kV Isolator, 150M, 1/1, SOIC16, lead free |
| Manufacturer | Silicon Laboratories | Silicon Laboratories | Silicon Laboratories |
| Product Category | Digital Isolators | Digital Isolators | Digital Isolators |
| RoHS | Y | Y | Y |
| Series | SI8421BD | - | SI8421BD |
| Isolation Type | Capacitive Coupling | Capacitive Coupling | Capacitive Coupling |
| Supply Voltage Max | 5.5 V | - | 5.5 V |
| Supply Voltage Min | 2.7 V | - | 2.7 V |
| Packaging | Reel | Tube | Reel |
| Product | Digital Isolators | Digital Isolators | Digital Isolators |
| Brand | Silicon Labs | Silicon Labs | Silicon Labs |
| Moisture Sensitive | Yes | Yes | Yes |
| Operating Supply Voltage | 2.7 V to 5.5 V | - | 2.7 V to 5.5 V |
| Product Type | Digital Isolators | Digital Isolators | Digital Isolators |
| Factory Pack Quantity | 1250 | 46 | 46 |
| Subcategory | Interface ICs | Interface ICs | Interface ICs |
| Mounting Style | - | - | SMD/SMT |
| Package / Case | - | - | SOIC-16 Wide |
| Number of Channels | - | - | 2 Channel |
| Polarity | - | - | Unidirectional |
| Isolation Voltage | - | - | 5 kVrms |
| Data Rate | - | - | 150 Mb/s |
| Propagation Delay Time | - | - | 9.5 ns |
| Operating Supply Current | - | - | 2.3 mA |
| Minimum Operating Temperature | - | - | - 40 C |
| Maximum Operating Temperature | - | - | + 125 C |
| Type | - | - | General Purpose |
| Pd Power Dissipation | - | - | 150 mW |
| Unit Weight | - | - | 0.001764 oz |