DS21348_DallasSemiconducotr.pdf
Datasheet Details
Part number:
DS21Q348, DS21348
Manufacturer:
File Size:
713.01 KB
Description:
3.3v e1/t1/j1 line interface.
Note:
This datasheet PDF includes multiple part numbers: DS21Q348, DS21348.
Please refer to the document for exact specifications by model.
DS21Q348, DS21348, 3.3V E1/T1/J1 Line Interface
The DS21348 is a complete selectable E1 or T1 line interface unit (LIU) for short-haul and long-haul applications.
Throughout the data sheet, J1 is represented wherever T1 exists.
Receive sensitivity adjusts automatically to the incoming signal and can be programmed for 0dB to 12dB or 0dB to 43dB fo
DS21Q348 Features
* Complete E1, T1, or J1 Line Interface Unit (LIU) Supports Both Long-Haul And Short-Haul Trunks Internal Software-Selectable Receive-Side Termination for 75Ω/100Ω/120Ω 3.3V Power Supply 32-Bit or 128-Bit Crystal-Less Jitter Attenuator Requires Only a 2.048MHz Master Clock for Both E1 and T1 with Opti
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