Chapter 6, “Signal Description” details the various interface signals and functionality or
each pin/signal of the 4450.
Chapter 7, “DC Specifications” shows absolute maximum ratings, thermal specifications,
operating conditions, DC characteristics and power seqencing.
Chapter 8, “Timing Specifications” includes timing information for the DDR, GMAC, RMII
and miscellaneous interfaces of the 4450.
Chapter 9, “Pinout and Mechanical Description” provides a pinout summary and mechanical
packaging details for the4450.
Related Documents
• 4450/8450 Product Release 2.1 Notes, RN-0118
• 4450/8450 Performance Application Note, AN-0168
• 4450/8450 Hardware Design Application Note, AN-0145
• 4450/8450 Development Card User Guide, UG-0157
• 4450/8450 User Guide, UG-0150
• 4450/8450 SDK 2.1 Getting Started and Porting Guide, UG-0145
• FlowThrough Application Programming Interface Programmer’s Guide, UG-0147
• Security Management Application Programming Interface Programmer’s Guide,
UG-0148
• Log Application Programming Interface Programmer’s Guide, UG-0149
• Station Management User Guide, UG-0146
Customer Support
For technical support about this product, please contact your local Hifn sales office,
representative, or distributor.
Web Site
For general information about Hifn and Hifn products refer to:
www.hifn.com
To sign up for access to Hifn’s Extranet site, where the latest version of all documentation
for the 44x0/84x0 processors is available, go to:
http://extranet.hifn.com/home/
4450 – Data Sheet, DS-0131-06
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Hifn Confidential
EXAR [ EXAR CORPORATION ]
