The 473764A (ASIB) is a Nokia AirScale baseband processing unit that supports 2G, 3G, 4G, and 5G networks. It functions as a baseband unit (BBU) for base station equipment, providing high LTE BBU capacity and handling OAM, call processing, and backhaul support.

• Function: Common System Baseband Unit (ASIB) for Nokia AirScale
• Network support: 2G, 3G, 4G, and 5G
• Capacity: High capacity for large LTE configurations
• Backhaul throughput: 7.5 Gbps
• C-Plane capacity: 1,300 TA/s (Traffic Model dependent)
• Connected users: Up to 30,000 RRC connected users (depending on Traffic Model)
• Power consumption: 85 W (typical)

• Backhaul:
  • 2 x SFP+ ports (1/10 GE)
  • 3 x RJ45 ports (1 GE)
• Chaining:
  • 2 x QSFP+ extension ports for AirScale system module chaining
• Other:
  • 1 x SFP+ (SRIO) port