BORA SOM/Part number composition

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History
Version Issue Date Notes
1.0.0 Dec 2020 First version



Part number composition[edit | edit source]

BORA SOM module part number is identified by the following digit-code table:

Part number structure Options Description
Family DBR Family prefix code
SOC
  • A: XC7Z010 ARM Cortex-A9 667MHz - Speed grade -1
  • B: XC7Z010 ARM Cortex-A9 766MHz - Speed grade -2
  • C: XC7Z010 ARM Cortex-A9 866MHz - Speed grade -3
  • D: XC7Z020 ARM Cortex-A9 667MHz - Speed grade -1
  • E: XC7Z020 ARM Cortex-A9 766MHz - Speed grade -2
  • F: XC7Z020 ARM Cortex-A9 866MHz - Speed grade -3
  • I: XC7Z014S ARM Cortex-A9 766MHz - Speed grade -2
System on chip definition (and FPGA speed grade)
NOR SPI
  • 0: 0MB
  • 4: 16MB
QUAD SPI NOR flash memory size
RAM
  • 1: 1GB
  • 9: 512MB
DDR3 Memory RAM size
NAND
  • 0: 0MB
  • 1: 1GB NAND SLC
  • 7: 128MB NAND SLC
  • 8: 256MB NAND SLC
  • 9: 512MB NAND SLC
Flash memory NAND size
Boot/Misc
  • 0: NOR boot, FPGA 34 fixed PSU, no Voltage Monitor
  • 1: NOR boot, FPGA 34 variable PSU, no Voltage Monitor
  • 2: NOR boot, FPGA 34 fixed PSU, Voltage Monitor
  • 3: NOR boot, FPGA 34 variable PSU, Voltage Monitor
Boot and Voltage Monitor options
Temperature range
  • C - Commercial grade: suitable for 0/70°C environment
  • I - Industrial grade: suitable for -40/85°C environment
  • S - Super Commercial grade: suitable for 0/85°C environment
  • Q - Military Grade: -40-125°C
PCB revision
  • 0: first version
  • 1: revision B
  • 2: revision C
  • 3: revision D - SnPb version
PCB release may change for manufacturing purposes (i.e. text fixture adaptation)
Manufacturing option
  • R: RoHS compliant
  • D: No RoHS, conformal coating, sealing
  • P: SnPb process, sealing, acrylic coating
typically connected to production process and quality
Software Configuration -00: standard factory u-boot pre-programmed

-XX: custom version

If customers require custom SW deployed this section should be defined and agreed. Please contact technical support

Example[edit | edit source]

BORA SOM code DBRF4110C2R-00

  • DBR - BORA SOM module
  • F - XC7Z020 ARM Cortex-A9 866MHz - Speed grade -3
  • 4 - 16MB NOR Flash
  • 1 - 1GB DDR3
  • 1 - 1GB NAND flash
  • 0 - NOR boot, FPGA bank 34 fixed PSU, without Voltage monitor
  • C - Commercial temperature range
  • 2 - PCB revision C
  • R- RoHS manufacturing process
  • -00 - standard u-boot pre-programmed