RU Rack Mount Unit (equivalent to 1.75 inches)
SERDES Serializer / Deserializer
SKU Stock Keeping Unit
SMI Serial Management Interface
FRU Field Replaceable Unit
GPIO General Purpose Input Output
IP Internet Protocol
NP Network Processor
CPLD Complex Programmable Logic Device
RXAUI Reduced XAUI
RU Rack Mount Unit (equivalent to 1.75 inches)
SGMII Serial GMII
CAUI 10G/25G Attachment Unit Interface
CAUI-4 40G/100G Attachment Unit Interface
SFP28 25G/10G Small Form-Factor Pluggable
QSFP28 100G/40G Small Form-Factor Pluggable
2. Hardware Architecture
This chapter describes the architecture of PCBA, cooling, power consumption, electrical,
reset, clocks, Ethernet port mapping etc..
2.1. Overview
The AS7326-56X provides 48x25G SFP28, 8x100G QSFP28 and 2x10G SFP+ ports on the
board and can support 1 x 1G ports for management and control.
Table 1 System Overview
CPU: Intel Broadwell-DE XeonD-1518 1.6G 4 Core
DDR SDRAM: 8GB x 2 2133MHz with ECC (DDR4 SO-DIMM)
SPI Flash (Boot): 16MB
USB to NAND Flash memory : 8GB SLC
mSATA SSD: 32GB MLC (Option)
m.2 SSD: 64GB MLC (2242 / 2280)
UART RS232 console port (RJ45 or Micro-USB),
Out-band Management Ethernet port (RJ45)