參數(shù)資料
型號(hào)： UPD72012CU-XXX
廠商： NEC Corp.
英文描述： HUB CONTROLLER FOR UNIVERSAL SERIAL BUS
中文描述： 集線器控制器通用串行總線
文件頁數(shù)： 6/36頁
文件大?。?/td> 414K
代理商： UPD72012CU-XXX
6
Data Sheet S13918EJ3V0DS
μ
PD72012
CONTENTS
1. PIN FUNCTIONS......................................................................................................................................................7
1.1
List of Pin Functions.........................................................................................................................................7
1.2
Tables by Pin Function...................................................................................................................................10
1.3
Equivalent Circuits of Pins..............................................................................................................................11
2. DESCRIPTORS......................................................................................................................................................12
2.1
Standard Device Descriptor............................................................................................................................12
2.2
Standard Configuration Descriptor .................................................................................................................14
2.3
Standard Interface Descriptor.........................................................................................................................16
2.4
Standard Endpoint Descriptor 1 .....................................................................................................................17
2.5
HUB Class Descriptor.....................................................................................................................................17
2.6
Standard String Descriptor 0 ..........................................................................................................................21
2.7
Standard String Descriptors 1 Through 5.......................................................................................................21
3. ELECTRICAL SPECIFICATIONS..........................................................................................................................22
4. PACKAGE DRAWINGS.........................................................................................................................................32
5. RECOMMENDED SOLDERING CONDITIONS .....................................................................................................34
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