QorIQ® Qonverge B4420 Baseband Processor


B4420 BD IMG

QorIQ Qonverge B4420


Core Complex

  • Two e6500 dual-thread cores built on Power Architecture® technology up to 1.6 GHz with AltiVec® 128-bit SIMD engines
  • Two SC3900FP Fixed/Floating-point DSP cores built on StarCore®. Technology up to 1.2 GHz, each delivering 38.4 GMacs/Core for Fixed Point or 19.2 GFlops/Core for Floating Point.

Accelerators and Memory Controllers

  • Queue Manager and Buffer Manager for simplified sharing of network interfaces and hardware accelerators and management of buffer pools
  • Datapath Acceleration Architecture for packet parsing, classifying and distribution
  • Multi-accelerator platform engine for baseband (MAPLE-B) for LTE, LTE-Advanced and WCDMA (HSPA/HSPA+)
  • DDR3/3L SDRAM 1.6 GHz 64-bit memory controllers with ECC and interleaving support with attached 512 KB L3 cache
  • Integrated security acceleration (SEC 5.3)
  • Trust architecture secure boot
  • Enhanced serial peripheral interfaces (eSPI)
  • Enhanced secure digital host controller (eSD/eMMC)
  • Four I²C controllers
  • Integrated flash controller supporting NAND and NOR flash and general SRAM

Basic Peripherals and Interconnect

  • Four Aurora trace interfaces
  • Four UART controller
  • CoreNet® – Internal non-blocking switch fabric for full cache coherent system
  • USB 2.0 controller
  • JTAG - Test Access Port (TAP) and Boundary Scan Architecture compliant with IEEE® Std. 1149.1 and 1149.6
  • GPIOs
  • 32-bit timers

Networking and Antenna interfaces

  • High-speed interfaces multiplexed into 8 SerDes 10G ports
    • Three Ethernet Interfaces supporting 2.5G/1G with IEEE 1588.2 support
    • Four CPRI 4.2 controllers running at up to 9.8G
    • Four lanes PCI Express® v2.0 controllers at up to 5G


  • Package – FC-PBGA, 33 mm x 33 mm, 1020 pins, 1 mm pitch, Pb-free

部品番号: B4420NSE7QQMD, B4420NSN7QQMD, B4420NXE7QQMD, B4420NXN7QQMD, B4420QDS.


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