Chapter 9: Upstream Cable Access Modules (UCAMs)
STANDARD Revision 1.0
C4® CMTS Release 8.3 User Guide
© 2016 ARRIS Enterprises LLC. All Rights Reserved.
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24U Cable Access Module (24U CAM)
The 24U CAM provides full DOCSIS 3.0 functionality and supports the following:
Uses of the same PIC as the 2D12U and 12U CAM with eight upstream RF physical connectors (numbered 0-7) giving an
average of three upstreams per connector.
Up to twenty-four 2.56-30.72 Mbps physical upstream channels (numbered 0-23).
The supported channel types are: SCDMA, TDMA, ATDMA, and TDMA & ATDMA.
Range of upstream frequencies configurable for North America, Japan, or Europe:
5-42 MHz (DOCSIS)
5-55 MHz (Japan)
5-65 MHz (EuroDOCSIS)
Extended frequency range to 85 MHz is supported for all three options, depending on modem capability.