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| PartNumber | SI8421AB-D-ISR | SI8421AB-D-IS | SI8421AB-D-ISRSILICONLAB |
| Description | Digital Isolators 2.5 kV 1 forward & 1 reverse 2-channel isolator | Digital Isolators 2.5 kV 1 forward & 1 reverse 2-channel isolator | |
| Manufacturer | Silicon Laboratories | Silicon Laboratories | - |
| Product Category | Digital Isolators | Digital Isolators | - |
| RoHS | Y | Y | - |
| Package / Case | SOIC-8 | SOIC-8 Narrow | - |
| Series | SI8421AB | SI8421AB | - |
| Number of Channels | 2 Channel | 2 Channel | - |
| Polarity | Unidirectional | Unidirectional | - |
| Isolation Voltage | 2.5 kVrms | 2.5 kVrms | - |
| Isolation Type | Capacitive Coupling | Capacitive Coupling | - |
| Data Rate | 1 Mb/s | 1 Mb/s | - |
| Propagation Delay Time | 35 ns | 35 ns | - |
| Supply Voltage Max | 5.5 V | 5.5 V | - |
| Supply Voltage Min | 2.7 V | 2.7 V | - |
| Operating Supply Current | 1.3 mA | 6 mA | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 125 C | + 125 C | - |
| Packaging | Reel | Tube | - |
| Product | Digital Isolators | Digital Isolators | - |
| Type | General Purpose | General Purpose | - |
| Brand | Silicon Labs | Silicon Labs | - |
| Moisture Sensitive | Yes | Yes | - |
| Operating Supply Voltage | 2.7 V to 5.5 V | 2.7 V to 5.5 V | - |
| Pd Power Dissipation | 150 mW | - | - |
| Product Type | Digital Isolators | Digital Isolators | - |
| Factory Pack Quantity | 2500 | 96 | - |
| Subcategory | Interface ICs | Interface ICs | - |
| Unit Weight | 0.003365 oz | 0.009171 oz | - |
| Mounting Style | - | SMD/SMT | - |