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OZ998 - Smart Multi-DIMM Selector

General Description

O2Micro’s OZ998 Multi-DIMM Selector supports the switching between a primary SMBus and 3 other secondary SMBus.

This function is particularly useful for DIMM devices and the support of Intel’s PAS (Preboot Authentication Service).

Key Features

  • SMBus, version 1.0, compliant.
  • Intel PAS Protected Storage support.
  • Support Pentium and x86-based designs.
  • Support SMBus Q-Buffering via PWRGD.
  • Support SMBus selector for dual/triple DIMMs.
  • 32KHZ input clock or Crystal input.
  • Support 2 different power planes.
  • 10 bytes scratch pad registers.
  • 20 possible edge-sensitive programmable GPIOs per device.
  • 8 possible Open Drain, Open Collector outputs.
  • Pro.

📥 Download Datasheet

Datasheet Details

Part number OZ998
Manufacturer O2Micro
File Size 50.55 KB
Description Smart Multi-DIMM Selector
Datasheet download datasheet OZ998 Datasheet

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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FEATURES • SMBus, version 1.0, compliant • Intel PAS Protected Storage support • Support Pentium and x86-based designs • Support SMBus Q-Buffering via PWRGD • Support SMBus selector for dual/triple DIMMs • 32KHZ input clock or Crystal input • Support 2 different power planes • 10 bytes scratch pad registers • 20 possible edge-sensitive programmable GPIOs per device • 8 possible Open Drain, Open Collector outputs • Programmable addresses for cascaded OZ998s • Supports 3.