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參數(shù)資料
| 型號： | W987X6CBG80 |
| 廠商： | WINBOND ELECTRONICS CORP |
| 元件分類： | DRAM |
| 英文描述： | 8M X 16 SYNCHRONOUS DRAM, 6 ns, PBGA54 |
| 封裝： | 8 X 9 MM, 1.20 MM HEIGHT, FBGA-54 |
| 文件頁數(shù)： | 1/46頁 |
| 文件大?。?/td> | 1634K |
| 代理商： | W987X6CBG80 |
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Preliminary W987X6CB
2M
× 4 BANKS × 16 BIT SDRAM
Publication Release Date: June 6, 2002
- 1 -
Revision A1
Table of Contents-
1. GENERAL DESCRIPTION ..................................................................................................................3
2. FEATURES ..........................................................................................................................................3
3. AVAILABLE PART NUMBER ..............................................................................................................3
4. BALL CONFIGURATION .....................................................................................................................4
5. BALL DESCRIPTION...........................................................................................................................5
6. BLOCK DIAGRAM ...............................................................................................................................6
7. ABSOLUTE MAXIMUM RATINGS ......................................................................................................7
8. DC ELECTRICAL CHARACTERISTICS AND OPERATING CONDITIONS.......................................7
9. CAPACITANCE ...................................................................................................................................7
10. OPERATING CURRENT ...................................................................................................................8
11. AC CHARACTERISTICS AND OPERATING CONDITION...............................................................9
12. FUNCTIONAL DESCRIPTION ........................................................................................................12
Power Up Sequence.......................................................................................................................12
Command Function ........................................................................................................................12
Read Operation ..............................................................................................................................15
Write Operation...............................................................................................................................15
Precharge .......................................................................................................................................15
Burst Termination ...........................................................................................................................15
Interruption......................................................................................................................................16
Refresh Operation ..........................................................................................................................16
Power Down Mode .........................................................................................................................17
Mode Register Set Operation .........................................................................................................17
Simplified State Diagram ................................................................................................................19
13. TIMING WAVEFORMS....................................................................................................................20
Command Input Timing ..................................................................................................................20
Read Timing ...................................................................................................................................21
Control Timing of Input/Output Data...............................................................................................22
14. OPERATING TIMING EXAMPLE ....................................................................................................24
Interleaved Bank Read (Burst Length = 4, CAS Latency = 3)........................................................24
Interleaved Bank Read (Burst Length = 4, CAS Latency = 3, Auto Precharge).............................25
Interleaved Bank Read (Burst Length = 8, CAS Latency = 3)........................................................26
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相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| W987Y6CBN | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:DRAM |
| W987Z6CBN | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:DRAM |
| W988D2FB | 制造商:WINBOND 制造商全稱:Winbond 功能描述:256Mb Mobile LPSDR |
| W988D2FBJX6E | 制造商:Winbond Electronics Corp 功能描述:IC LPSDR SDRAM 256MBIT 90VFBGA |
| W988D2FBJX6I | 制造商:WINBOND 制造商全稱:Winbond 功能描述:256Mb Mobile LPSDR |
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