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| PartNumber | DS21Q348N | DS21Q348DK | DS21Q348 |
| Description | Telecom Interface ICs | Networking Development Tools | IC LIU T1/E1/J1 QUAD 3.3V 144BGA |
| Manufacturer | Maxim Integrated | Maxim Integrated | Maxim Integrated |
| Product Category | Telecom Interface ICs | Networking Development Tools | IC Chips |
| Product | T1/E1/J1 Line Interface Units - LIUs | - | - |
| Supply Voltage Max | 3.465 V | - | - |
| Supply Voltage Min | 3.135 V | - | - |
| Minimum Operating Temperature | - 40 C | - | - |
| Maximum Operating Temperature | + 85 C | - | - |
| Mounting Style | SMD/SMT | - | - |
| Package / Case | CSBGA | - | - |
| Series | DS21Q348N | DS21Q348DK | - |
| Brand | Maxim Integrated | Maxim Integrated | - |
| Number of Channels | 4 Channel | - | - |
| Operating Supply Voltage | 3.3 V | - | - |
| Product Type | Telecom Interface ICs | Networking Development Tools | - |
| Subcategory | Interface ICs | Development Tools | - |
| Packaging | - | - | Tube |
| Package Case | - | - | 144-BBGA |
| Operating Temperature | - | - | 0°C ~ 70°C |
| Mounting Type | - | - | Surface Mount |
| Function | - | - | * |
| Interface | - | - | LIU |
| Voltage Supply | - | - | 3.135 V ~ 3.465 V |
| Supplier Device Package | - | - | 144-PBGA (17x17) |
| Number of Circuits | - | - | |
| Power Watts | - | - | * |
| Current Supply | - | - | 66mA |