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Ericsson

Baseband 6620

What it does: Baseband processing. Technologies: NR; LTE FDD/TDD; WCDMA; GSM; NB-IoT; Mixed Mode.

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Main specifications

FamilyBaseband 6620
TechnologiesNR; LTE FDD/TDD; WCDMA; GSM; NB-IoT; Mixed Mode
CapacityCapacity explicitly stated equivalent to Baseband 5212: LTE 4000 connected users, 800 Mbps DL/400 Mbps UL, up to 12 cells and 1200 VoIP; WCDMA 576 CE DL/2048 EUL CE UL and up to 12 cell carriers; GSM up to 24 TRX. Values marked hardware-prepared.
SynchronizationRJ-45 SYNC interface for a GNSS receiver; synchronization over the transport network is supported
Chassis1U, 19-inch
Modules1 removable fan module; pluggable SFP/SFP+/SFP28 transceiver modules as required by interface rate
Functional roleSwitching, traffic management, timing, baseband processing, and radio interfacing
Interfaces and data rates15 × CPRI radio ports; CPRI 2.5/4.9/9.8/10.1 Gbps (software-package dependent); eCPRI not supported
Interfaces / connectorsSFP/SFP+/SFP28 radio and transport interfaces; RJ-45 transport/LMT/SYNC/alarm connectors; −48 V DC power connector
Power supply−48 V DC (−38.0 to −58.5 V operating); consumption 90 W typical, 140 W maximum with fan
Additional technical information
Installation environment
Indoor, temperature-controlled enclosed location; standalone in a 19-inch rack/cabinet or installed in an RBS
IP rating
IP20
Dimensions
44.45 × 483 × 350 mm (1U × 19-inch × depth)
Weight
< 6.5 kg
Bandwidth
LTE aggregate bandwidth equivalent to Baseband 5212: up to 960 MHz single-mode; mixed-mode examples up to 480 MHz
Architecture
Integrated 19-inch baseband unit with one removable fan module; external radios connect through CPRI/eCPRI radio interfaces
Subtype
Self-maintained 1U 19-inch baseband unit
Details
Self-maintained unit with removable fan tray; normal indoor environment 0 to +55 °C and 5–95% relative humidity
Installation conditions
19″ rack/cabinet or RBS
Connection notes
External AIR/RRU/Radio; IRU; IP-transport

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