Rack server motherboard

Products and reference designs

Rack server motherboard

Block diagram

Overview

Our integrated circuits and reference designs help you quickly create a rack server motherboard design with higher energy efficiency, density, and fast data computing to support the growth of cloud computing and emerging technologies like artificial intelligence and machine learning.

Design requirements

Next-generation rack server motherboards in the datacenter architecture often require:

  • High DC/DC power conversion and protection.
  • Increased density to meet standard rack and OCP rack size requirements.
  • High-bandwidth data throughputs requiring leading-edge signal processing.

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Block diagram

Find products and reference designs for your system.

Rack server motherboard

Power supply unit (PSU) Power supply unit(PSU) JTAG JTAG Platform controller hub (PCH) Platform controller hub (PCH) Voltage reference Voltage reference ESD protection ESD protection PCH uController PCH uController Retimers, redrivers Retimers, redrivers I2C level shifter/repeater I2C level shifter/repeater Little logic Little logic SAS/SATA redriver SAS/SATA redriver PCI/PCIe PHY, bridges PCI/PCIe PHY, bridges USB retimers, redrivers, port controllers USB retimers, redrivers, port controllers eFuse, load switches eFuse, load switches I2C switch I2C switch DC/DC multiphase controller DC/DC multiphase controller JTAG mux JTAGmux Power stage Power stage Clock generator Clock generator Sensing Sensing Temperature sensing Temperature sensing Current sensing Current sensing Memory Memory LDO + multichannel PMIC LDO + multichannel PMIC Power stage Power stage Buck converter single & multi-output Buck converter single & multi-output DC/DC multiphase controller DC/DC multiphase controller DIMM modules DIMM modules CPU CPU DC/DC multiphase controller DC/DC multiphase controller Central processor Central processor Power stage Power stage DC/DC buck converter DC/DC buck converter CPLD/board level sequencer CPLD/board level sequencer Sequencer Sequencer CPLD controller CPLDcontroller Voltage level translation Voltage level translation Board management controller (BMC) Board management controller (BMC) RS-232 RS-232 Voltage level translation Voltage level translation BMC uController BMC uController Little logic Little logic ESD protection ESD protection Clock buffer Clock buffer Ethernet PHY, bridges & retimers Ethernet PHY, bridges & retimers Video, SPI mux Video, SPI mux Oscillator Oscillator ADC ADC System power System power Primary hot swap controller (current protection) Primary hot swap controller (current protection) Standby eFuse Standby eFuse DC/DC buck & multiphase controllers DC/DC buck & multiphase controllers DC/DC buck converters & PMIC DC/DC buck converters & PMIC Sequencer Sequencer MOSFETs MOSFETs Voltage margining and sensing Voltage margining and sensing

Technical documentation

View all 9
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Type Title Date
Analog Design Journal System telemetry: What, why and how? 30 Apr 2014
More literature Advanced Signal Conditioning Made Easy and Efficient 24 Jan 2017
Application note Noise Analysis for High Speed Op Amps (Rev. A) 19 Jan 2005
Application note Point-of-Load Solutions for Data Center App Implementing VR13.HC Vccin Spec (Rev. A) PDF | HTML 18 May 2022
Application note Low Voltage Translation for SPI, UART, RGMII, JTAG Interfaces (Rev. B) PDF | HTML 11 May 2022
Application brief Enabling SPI-Based Flash Memory Expansion by Using Multiplexers (Rev. B) PDF | HTML 10 May 2022
Application note Advanced Linear Repeater Used in PCIe 3.0 Add-in Card Compliance Environment 03 Oct 2014
Application note Achieve 20-A Circuit Protection and Space Efficiency Using Paralleled eFuses 03 Nov 2016
Analog Design Journal The intricacies of signal integrity in high-speed communications 02 May 2016

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