| PartNumber | DS21Q59L+ | DS21Q59LN+ |
| Description | Telecom Interface ICs Quad E1 Transceiver | Telecom Interface ICs Quad E1 Transceiver |
| Manufacturer | Maxim Integrated | Maxim Integrated |
| Product Category | Telecom Interface ICs | Telecom Interface ICs |
| RoHS | Y | Y |
| Product | E1 Line Interface Units - LIUs | E1 Line Interface Units - LIUs |
| Supply Voltage Max | 3.465 V | 3.465 V |
| Supply Voltage Min | 3.135 V | 3.135 V |
| Minimum Operating Temperature | 0 C | - 40 C |
| Maximum Operating Temperature | + 70 C | + 85 C |
| Mounting Style | SMD/SMT | SMD/SMT |
| Package / Case | LQFP-100 | LQFP-100 |
| Packaging | Tube | Tube |
| Data Rate | 64 kb/s | - |
| Series | DS21Q59L | DS21Q59LN |
| Brand | Maxim Integrated | Maxim Integrated |
| Number of Channels | 4 Channel | 4 Channel |
| Moisture Sensitive | Yes | Yes |
| Operating Supply Voltage | 3.3 V | 3.3 V |
| Product Type | Telecom Interface ICs | Telecom Interface ICs |
| Factory Pack Quantity | 90 | 10 |
| Subcategory | Interface ICs | Interface ICs |
| Part # Aliases | 90-21Q59+L00 DS21Q59L | 90-21Q59+LN0 DS21Q59LN |
| Unit Weight | 0.046530 oz | 0.046530 oz |