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UPD72012 - HUB CONTROLLER

This page provides the datasheet information for the UPD72012, a member of the UPD72012CU HUB CONTROLLER family.

Datasheet Summary

Features

  • { Compliant with Chapter 11 (HUB Specifications) of USB Specification 1.1. { Descriptors into ROM.
  • The user can customize the vendor ID and product ID by using Mask ROM option. { Supports 5 kinds of string descriptors (for Mask ROM code product only) { On-chip sequencer.
  • There is an on-chip descriptor and request response sequencer. External initial setup and control is not needed and HUB functions can be realized using only the µPD72012. { Downstream ports.
  • Four or fi.

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Datasheet preview – UPD72012

Datasheet Details

Part number UPD72012
Manufacturer NEC
File Size 414.37 KB
Description HUB CONTROLLER
Datasheet download datasheet UPD72012 Datasheet
Additional preview pages of the UPD72012 datasheet.

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Full PDF Text Transcription

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DATA SHEET MOS INTEGRATED CIRCUIT µPD72012 HUB CONTROLLER FOR UNIVERSAL SERIAL BUS The µPD72012 is a dedicated LSI for a HUB connected to a universal serial bus (USB) system. It is an upgrade of NEC’s µPD72011. It complies with USB specification revision 1.1. By putting descriptors into ROM, information such as a user’s vendor ID can be implemented in the chip. FEATURES { Compliant with Chapter 11 (HUB Specifications) of USB Specification 1.1. { Descriptors into ROM • The user can customize the vendor ID and product ID by using Mask ROM option. { Supports 5 kinds of string descriptors (for Mask ROM code product only) { On-chip sequencer • There is an on-chip descriptor and request response sequencer.
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