 | |  | |
| PartNumber | DS21FF42 | DS21FF42N+ | DS21FF44 |
| Description | Telecom Interface ICs 4x4 16/4x3 12 Chnl T1/T1 Framer | Telecom Interface ICs 4x4 16/4x3 12 Chnl T1/T1 Framer | IC FRAMER E1 4X4 16CH 300-BGA |
| Manufacturer | Maxim Integrated | Maxim Integrated | - |
| Product Category | Telecom Interface ICs | Telecom Interface ICs | - |
| Product | T1 Framers | T1 Framers | - |
| Supply Voltage Max | 3.63 V | 3.63 V | - |
| Supply Voltage Min | 2.97 V | 2.97 V | - |
| Minimum Operating Temperature | 0 C | - 40 C | - |
| Maximum Operating Temperature | + 70 C | + 85 C | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | BGA | BGA | - |
| Packaging | Tube | Tube | - |
| Data Rate | 2.048 Mb/s | 2.048 Mb/s | - |
| Series | DS21FF42 | DS21FF42N | - |
| Brand | Maxim Integrated | Maxim Integrated | - |
| Number of Channels | 16 Channel | 16 Channel | - |
| Moisture Sensitive | Yes | - | - |
| Operating Supply Voltage | 3.3 V | 3.3 V | - |
| Product Type | Telecom Interface ICs | Telecom Interface ICs | - |
| Factory Pack Quantity | 40 | 40 | - |
| Subcategory | Interface ICs | Interface ICs | - |
| RoHS | - | Y | - |
| Part # Aliases | - | 90-21FF4+2N0 DS21FF42N | - |