12V Multi-phase Controller & PowIRStage® IR36021 + IR3550 or IR3553 (2 phase) VCORE 1.025V /40A (VDD) ± %3 read FUSESR (via I2C) VID ± 12.5mV [ accuracy IR36021 is ±5mV] 3.3V General Purpose: I/O, Control, DDR, FLASH LDO POL Regulators SupIRBuck® IR3475 POL Regulators SupIRBuck® IR3473 POL Regulators SupIRBuck® IR3473 POL Regulators SupIRBuck®® IR3473 POL Regulators SupIRBuck IR3473 POL Regulators SupIRBuck® IR3473 POL Regulators SupIRBuck® IR3473 POL Regulators SupIRBuck® IR3473 Freescale QorIQ T2080 C293 Co-Processor Crypto International Rectifier is a Proven Power Partner of Freescale POL Regulators SupIRBuck® IR3475 I2C BUS VTT DDR3 1.35V SERDES, PLL, VDD(DDR) 2.5V Enet, DMA, I2C, UART 1.2V Enet Realtek Enet Xcvr RGMII 10/100/1000 RTL8211E-VB 0.67V 1.8V 1.0V 0.78V 10G Base T PHY Aquantia - AQ1202 XFI VDD, USB, SPI, FUSE Cortina Quad 10Gbps CDR XFI CS4315 SFP 5V KEY CORE, PLATFORM, SERDES RAILS http://www.irf.com/reference-designs/design-family/_/N~1njcj9#tab-tab1 SFP, RTC, JTAG, I2C Tmonitor, COP, PCI/SATA CPLD, FAN, CLK, FLASH USB, RS-232 Core Voltage ± 3% Accuracy DC/AC - IR36021 Meets Accuracy specs through all Dhrystone Code test over temperature and worst load. 1.025 (boot voltage) VID ± 12.5 mV (normal operating) VID range (0.975 to 1.025V) Load Step: T2080: 10A for 8 cores T2081: 10A for 8 cores Slew rate: 12A/µs Power Dissipation Range: 16 to 29W worst case Core, for 1.2 to 1.8GHz SERDES Voltage Supplies - 1.35V SnVdd and XnVdd, SERDES VDD Absolute peak ripple/noise should not exceed 10mV when measured from 50kHz to 500MHz. IR implemented special filters to meet these specs.