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DS2148

Part Number	DS2148
Manufacturer	Dallas Semiconducotr
Description	5V E1/T1/J1 Line Interface
Published	Mar 30, 2005
Detailed Description	DS2148/DS21Q48 5V E1/T1/J1 Line Interface www.maxim-ic.com FEATURES § § § § § Complete E1, T1, or J1 line interface uni...
Datasheet	DS2148 PDF File

Overview

DS2148/DS21Q48 5V E1/T1/J1 Line Interface www.
maxim-ic.
com FEATURES § § § § § Complete E1, T1, or J1 line interface unit (LIU) Supports both long- and short-haul trunks Internal software-selectable receive-side termination for 75Ω/100Ω/120W 5V power supply 32-bit or 128-bit crystal-less jitter attenuator requires only a 2.
048MHz master clock for both E1 and T1 with option to use 1.
544MHz for T1 Generates the appropriate line build outs, with and without return loss, for E1 and DSX-1 and CSU line build outs for T1 AMI, HDB3, and B8ZS, encoding/decoding 16.
384MHz, 8.
192MHz, 4.
096MHz, or 2.
048MHz clock output synthesized to recovered clock Programmable monitor mode for receiver Loopbacks and P...

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