CMOS digital isolator featuring 2 channels and a 150Mbps maximum data rate. This surface-mount component is housed in an 8-pin SOIC package with gull-wing leads, measuring 5mm x 4mm x 1.55mm. It offers a minimum isolation voltage of 5000 Vrms and operates across a temperature range of -40°C to 125°C, with a maximum operating supply voltage of 5.5V. Key performance specifications include a maximum propagation delay skew of 3ns and a maximum output current drive of 10mA.
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Silicon Labs Si8421BD-B-ISR technical specifications.
| Basic Package Type | Lead-Frame SMT |
| Package Family Name | SOP |
| Package/Case | SOIC |
| Package Description | Small Outline IC |
| Lead Shape | Gull-wing |
| Pin Count | 8 |
| PCB | 8 |
| Package Length (mm) | 5(Max) |
| Package Width (mm) | 4(Max) |
| Package Height (mm) | 1.55 |
| Seated Plane Height (mm) | 1.75(Max) |
| Pin Pitch (mm) | 1.27 |
| Package Material | Plastic |
| Mounting | Surface Mount |
| Output Type | CMOS |
| Number of Channels per Chip | 2 |
| Maximum Data Rate | 150Mbps |
| Max Operating Supply Voltage | 5.5V |
| Maximum Propagation Delay Skew | 3ns |
| Maximum Power Dissipation | 150mW |
| Minimum Isolation Voltage | 5000Vrms |
| Maximum Output Current Drive | 10mA |
| Min Operating Temperature | -40°C |
| Max Operating Temperature | 125°C |
| Maximum Fall Time | 4ns |
| Maximum Rise Time | 4ns |
| Maximum Propagation Delay Time (tPHL) | 11ns |
| Maximum Propagation Delay Time (tPLH) | 11ns |
| Maximum Pulse Width Distortion | 3ns |
| Maximum Quiescent Supply Current | 8.5mA |
| Maximum Working Insulation Voltage | 891Vp |
| Minimum Common Mode Rejection | 20kV/us |
| Minimum Pulse Width | 6(Max)ns |
| Cage Code | 6SQ24 |
| EU RoHS | Yes |
| HTS Code | 8542390001 |
| Schedule B | 8542390000 |
| ECCN | EAR99 |
| Automotive | Yes |
| AEC Qualified | Yes |
| PPAP | No |
| RoHS Versions | 2011/65/EU, 2015/863 |
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