BBU–RRU
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Ericsson

XMU 03

What it does: CPRI stream multiplexing. Interfaces and data rates: CPRI 2.5 / 4.9 / 9.8 Gbit/s via SFP+ (speed depends on the port); USB; with software 16B port 8 reserved.

1 part number: KDU 137 949/1

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Main specifications

Functional roleMultiplexing/demultiplexing CPRI; optical conversion/electrical interface
Capacityvia software 16B: 3 splitter-unit, 3 connections DU/Baseband and 12 connections RBB; port 8 not used
SynchronizationCPRI: receiving synchronization from DU/Baseband via slave-port; transmitting synchronization to radio units via master-ports
Interfaces and data ratesCPRI 2.5 / 4.9 / 9.8 Gbit/s via SFP+ (speed depends on the port); USB; with software 16B port 8 reserved
Interfaces / connectors16 × SFP+; USB; power supply ET20 A
Power supply−48 V DC
FamilyEricsson Radio System; Baseband R503
Additional technical information
Installation environment
Into the enclosure/cabinet RBS 6000
Dimensions
31 × 350 × 282 mm (H × W × D)
Weight
2.3 kg
Technologies
CPRI; optical and electrical transmission fronthaul
Chassis
Form-factor module RBS 6000 (Baseband R5)
Modules
16 positions SFP+: pluggable optical or electrical transceivers DAC
Architecture
FPGA with integrated ARM-by the processor; CPRI splitter with multiplexing/demultiplexing
Subtype
Auxiliary CPRI-multiplexer (Baseband R503 / XMU03)
Details
Multi-cabinet configuration; stream splitting DL and combining UL; reprogrammable FPGA
Installation conditions
Cabinet RBS
Connection notes
DUS/Baseband; radio units via CPRI

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