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參數(shù)資料
| 型號： | W86L488Y |
| 廠商： | WINBOND ELECTRONICS CORP |
| 元件分類： | 微控制器/微處理器 |
| 英文描述： | SD/ SDIO/ MMC MEMORY CARD BRIDGE |
| 中文描述： | SPECIALTY MICROPROCESSOR CIRCUIT, QCC48 |
| 封裝： | 7 X 7 MM, 1 MM HEIGHT, QFN-48 |
| 文件頁數(shù)： | 3/45頁 |
| 文件大小： | 1842K |
| 代理商： | W86L488Y |
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Preliminary W86L488
Publication Release Date: February 5, 2004
- I -
Revision 0.82
Table of Content:
1.
2.
3.
GENERAL DESCRIPTION ......................................................................................................... 1
FEATURES................................................................................................................................. 1
PIN CONFIGURATIONS ............................................................................................................ 2
3.1
W86L488Y Pin Configuration ......................................................................................... 2
3.2
W86L488AY Pin Configuration....................................................................................... 3
PIN DESCRIPTIONS.................................................................................................................. 4
4.1
W86L488Y Pin Descriptions........................................................................................... 4
4.2
W86L488AY Pin Descriptions ........................................................................................ 7
BLOCK DIAGRAM.................................................................................................................... 11
5.1
W86L488Y Block Diagram ........................................................................................... 11
5.2
W86L488AY Block Diagram......................................................................................... 12
REGISTER................................................................................................................................ 13
6.1
W86L488Y Register...................................................................................................... 13
6.2
W86L488AY Register................................................................................................... 16
FUCNTIONAL DESCRIPTION ................................................................................................. 19
7.1
Host Interface ............................................................................................................... 19
7.2
Card Inserting and Removing....................................................................................... 24
7.3
Reset Action.................................................................................................................. 25
7.4
Clock Source ................................................................................................................ 25
ELECTRICAL CHARACTERISTICS......................................................................................... 26
8.1
Absolute Maximum Ratings*......................................................................................... 26
8.2
Recommended Operating Conditions .......................................................................... 26
8.3
Power Supply Characteristics....................................................................................... 26
8.4
Digital Characteristics................................................................................................... 27
8.5
Timing Characteristics.................................................................................................. 27
HOW TO READ THE TOP MARKING...................................................................................... 33
PACKAGE DIMENSIONS......................................................................................................... 34
10.1
W86L488Y Package Dimensions................................................................................. 34
10.2
W86L488AY Package Dimensions............................................................................... 35
REFERENCE SCHEMATIC...................................................................................................... 36
11.1
W86L488Y Reference Schematic ................................................................................ 36
11.2
W86L488AY Reference Schematic.............................................................................. 39
4.
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