UPD72012GB-119-3B4 - Brand New NEC IC Chips
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Description
The UPD72012GB-119-3B4 is a dedicated LSI for a HUB connected to a universal serial bus (USB) system. It is an upgrade of NEC's UPD72011 and complies with USB specification revision 1.1. With the ability to put descriptors into ROM, this chip allows users to implement information such as a vendor ID.
Specifications and Features
- Compliant with Chapter 11 (HUB Specifications) of USB Specification 1.1
- Descriptors can be put into ROM, allowing customization of vendor ID and product ID
- Supports 5 kinds of string descriptors (for Mask ROM code product only)
- On-chip sequencer eliminates the need for external initial setup and control
- Supports four or five downstream ports
- Power modes: Bus power or self-power can be selected
- Corresponds to standard descriptor products with two kinds of standard ROM code products provided
- Supports two kinds of clock input: 48 MHz oscillator input or a 4 MHz crystal resonator
- Power control features including port power control and overcurrent detection functions
Application Scenarios
The UPD72012GB-119-3B4 chip is designed for use in HUB connected to a universal serial bus (USB) system. It can be used in various USB devices that require multiple downstream ports and power control.
Comparison
Advantages- Upgrade of NEC's UPD72011
- Complies with USB specification revision 1.1
- Customizable vendor ID and product ID
- On-chip sequencer eliminates the need for external control
- Supports multiple downstream ports
Disadvantages- Requires external power control circuit for self-power mode
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Similar parts: 430483 , Click to view
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Datasheet
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Shopping guide
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Popular parts of the same kind
- Datasheet: Download UPD72012GB-119-3B4
- Chipdatas Part: CD94-UPD72012GB-119-3B4
- Warehouse: China, Hong Kong
- Dispatch: Within 24 hours
- Free Shipping: Yes
- Prority Shipping: Yes, 3-5 days
- Last Updated: 2024/06/13 18:20 +0800
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- Full Refund if you don't receive your order
- Full or Partial Refund , If the item is not as described
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The fee is charged according to the rule of PayPal.
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