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 c.
{ 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 five ports can be selected using a pin function. { Power modes
• Bus power or self-power can be selected using a pin function .
No. | Partie # | Fabricant | Description | Fiche Technique |
---|---|---|---|---|
1 | UPD72001-11 |
NEC |
MULTI-PROTOCOL SERIAL CONTROLLERS | |
2 | UPD72001-A8 |
NEC |
MULTI-PROTOCOL SERIAL CONTROLLERS | |
3 | UPD7201 |
NEC |
MULTI-PROTOCOL SERIAL CONTROLLER | |
4 | UPD720100A |
NEC |
MOS INTEGRATED CIRCUIT | |
5 | UPD720101 |
NEC |
USB2.0 HOST CONTROLLER | |
6 | UPD720102 |
NEC |
USB 2.0 HOST CONTROLLER | |
7 | UPD720110A |
NEC |
USB2.0 HUB CONTROLLER | |
8 | UPD720112 |
NEC |
MOS INTEGRATED CIRCUIT | |
9 | UPD720113 |
NEC |
USB 2.0 HUB CONTROLLER | |
10 | UPD720114 |
NEC |
MOS INTEGRATED CIRCUIT | |
11 | UPD72012 |
NEC |
HUB CONTROLLER | |
12 | UPD720122 |
NEC |
MOS Integrated Circuit |