| PartNumber | SI8440AB-D-IS1 | SI8440AB-D-IS1R | SI8440AB-D-IS |
| Description | Digital Isolators 2.5 kV 4-channel digital isolator | Digital Isolators 2.5 kV 4-channel digital isolator | Digital Isolators 2.5 kV 4-channel digital isolator |
| Manufacturer | Silicon Laboratories | Silicon Laboratories | Silicon Laboratories |
| Product Category | Digital Isolators | Digital Isolators | Digital Isolators |
| RoHS | Y | Y | Y |
| Mounting Style | SMD/SMT | - | SMD/SMT |
| Package / Case | SOIC-Narrow-16 | - | SOIC-Wide-16 |
| Series | SI8440AB | SI8440AB | SI8440AB |
| Number of Channels | 4 Channel | - | 4 Channel |
| Polarity | Unidirectional | - | Unidirectional |
| Isolation Voltage | 1 kVrms | - | 2.5 kVrms |
| Isolation Type | Capacitive Coupling | 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 | 5.5 V |
| Supply Voltage Min | 2.7 V | 2.7 V | 2.7 V |
| Operating Supply Current | 6 mA | - | 6 mA |
| Minimum Operating Temperature | - 40 C | - | - 40 C |
| Maximum Operating Temperature | + 125 C | - | + 125 C |
| Packaging | Tube | Reel | Tube |
| Product | Digital Isolators | Digital Isolators | Digital Isolators |
| Type | General Purpose | - | General Purpose |
| 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 | 2.7 V to 5.5 V |
| Product Type | Digital Isolators | Digital Isolators | Digital Isolators |
| Factory Pack Quantity | 48 | 2500 | 46 |
| Subcategory | Interface ICs | Interface ICs | Interface ICs |
| Unit Weight | 0.006637 oz | 0.006637 oz | 0.019313 oz |