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UPD720012

Part Number	UPD720012
Manufacturer	NEC
Description	HUB CONTROLLER
Published	Apr 16, 2005
Detailed Description	DATA SHEET MOS INTEGRATED CIRCUIT µPD72012 HUB CONTROLLER FOR UNIVERSAL SERIAL BUS The µPD72012 is a dedicated LSI for ...
Datasheet	UPD720012 PDF File

Overview

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...

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