Intel® 500 Series Chipset Family On-Package PCH Datasheet Volume 1

Datasheet

ID Date Version Classification
631119 21/09/2021 00:00:00 Public Content

A newer version of this document is available. Customers should click here to go to the newest version.

Document Table of Contents

VCCSPI Voltage (3.3 V or 1.8 V) Selection

The VCCSPI voltage (3.3 V or 1.8 V) is selected via a strap on SPIVCCIOSEL.

0 = SPI voltage is 3.3 V (4.7 kohm pull-down to GND)

1 = SPI voltage is 1.8 V (4.7 kohm pull-up to VCCDSW_​3P3)

VCCSPI Voltage (3.3 V or 1.8 V) Selection