BBU–RRU
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Huawei aau category illustration
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Huawei

AAU5243

What it does: Radio with antenna. Operating RF bands / ranges: 1800 MHz: RX 1710–1785, TX 1805–1880 MHz; 2600 MHz: RX/TX 2496–2690 MHz.

1 part number: 02312YTU

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Main specifications

Technologies1800 MHz: LTE FDD, LM; 2600 MHz: LTE TDD, NR TDD, TN (TDD)
Operating RF bands / ranges1800 MHz: RX 1710–1785, TX 1805–1880 MHz; 2600 MHz: RX/TX 2496–2690 MHz
Browse: 1805–1880 MHz · 2496–2690 MHz
Uplink frequency1800 MHz execution: 1710–1785 MHz; 2600 MHz TDD execution: 2496–2690 MHz
Downlink frequency1800 MHz execution: 1805–1880 MHz; 2600 MHz TDD execution: 2496–2690 MHz
TX / RX modes1800 MHz: 4T4R; 2600 MHz: 8T8R (12 TX/RX channels total)
RF output power1800 MHz: 4 × 10 W; 2600 MHz: 8 × 15 W; maximum total output power in dual-band mode: 120 W
Interfaces / connectors2 × CPRI ports
Interfaces and data ratesCPRI: 2 ports at 4.9152/9.8304/10.1376/24.33024 Gbit/s; maximum cascade level 2; each BBU–AAU or AAU–AAU span ≤10 km and farthest cascaded AAU ≤20 km; UBBP boards only (not LBBP)
Power supplyAC execution: 220 V nominal, operating range 176–290 V AC; typical consumption 350 W at 25°C and 50% load (actual value ±10%); manufacturer maximum-consumption category: 0–800 W
FamilyHuawei AAU (active antenna unit)
Installation environmentMounting on a vertical support, wall or top of a support; standalone installation or combined with ODM; permissible tilt of the mounting support ≤5°
IP ratingIP65
Additional technical information
Dimensions
680 × 220 × 140 mm
Weight
18 kg, excluding mounting kits
Bandwidth
1800 LTE FDD: 5/10/15/20 MHz; 2600 LTE TDD: 10/15/20 MHz; 2600 NR TDD: 20/40/50/60/70/80/90/100 MHz
Capacity
1800 MHz: LTE FDD 2 carriers; LM 2 LTE FDD carriers + 1 LTE NB-IoT carrier. 2600 MHz: LTE TDD 6 carriers; NR TDD 2 carriers; TN (TDD) 1 NR TDD carrier + 3 LTE TDD carriers
Synchronization
In mode CPRI: clock signal recovery from the incoming line; frame synchronization from REC
Chassis
Integrated outdoor AAU housing containing the antenna and RF unit; 680 × 220 × 140 mm; IP65
Modules
Integrated antenna unit and RF unit
Functional role
Active antenna unit integrating the antenna and RF unit
Architecture
Integrated antenna/RF architecture; 4T4R at 1800 MHz and 8T8R at 2600 MHz, with 12 TX/RX channels total
Subtype
Dual-band 1800 MHz FDD + 2600 MHz TDD active antenna unit
Details
Dual-polarized (+45°/−45°) antenna. Narrow-beam gain at mid tilt: 15.1 dBi at 1800 MHz and 15.3 dBi at 2600 MHz; wide-beam gain at mid tilt: 11.9 dBi and 12.1 dBi, respectively
Connection notes
BBU (baseband signal exchange)

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