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參數資料
| 型號： | W48S87 |
| 廠商： | Cypress Semiconductor Corp. |
| 英文描述： | Spread Spectrum 3 DIMM Desktop Clock |
| 中文描述： | 擴頻3個DIMM桌面時鐘 |
| 文件頁數： | 17/19頁 |
| 文件大小： | 248K |
| 代理商： | W48S87 |
W48S87-72
17
Document #: 38-00855-*A
Serial Input Port
Parameter
Description
Test Condition
Min.
Typ.
Max.
Unit
f
SCLOCK
t
STHD
t
LOW
t
HIGH
t
DSU
t
DHD
SCLOCK Frequency
Normal Mode
0
100
kHz
μs
Start Hold Time
4.0
SCLOCK Low Time
4.7
μs
SCLOCK High Time
4.0
μs
Data Set-up Time
250
ns
Data Hold Time
(Transmitter should provide a 300-ns hold
time to ensure proper timing at the receiver.)
0
ns
t
R
Rise Time, SDATA and
SCLOCK
From 0.3V
DD
to 0.7V
DD
1000
ns
t
F
Fall Time, SDATA and
SCLOCK
From 0.7V
DD
to 0.3V
DD
300
ns
t
STSU
t
SPF
Stop Set-up Time
4.0
μs
Bus Free Time between
Stop and Start Condition
4.7
μs
t
SP
Allowable Noise Spike
Pulse Width
50
ns
Ordering Information
Ordering Code
W48S87
Freq. Mask
Code
72
Package
Name
H
X
Package Type
48-pin SSOP (300 mils)
48-pin TSSOP
相關PDF資料 |
PDF描述 |
|---|---|
| W48S87-72 | Desktop/Notebook Frequency Generator(桌上型電腦/筆記本電腦系統頻率發生器) |
| W49F002 | 256K X 8 CMOS FLASH MEMORY |
| W49F002U-12B | MB 32C 32#20 SKT RECP |
| W49F002U-70B | 256K X 8 CMOS FLASH MEMORY |
| W49F002U-90B | 256K X 8 CMOS FLASH MEMORY |
相關代理商/技術參數 |
參數描述 |
|---|---|
| W48S87-04 | 制造商:CYPRESS 制造商全稱:Cypress Semiconductor 功能描述:Spread Spectrum 3 DIMM Desktop Clock |
| W48S87-72 | 制造商:CYPRESS 制造商全稱:Cypress Semiconductor 功能描述:Desktop/Notebook Frequency Generator |
| W48S87-72H | 制造商:Cypress Semiconductor 功能描述:Logic and Timing, Clock Generation, Desktop/Notebook Frequency Generator |
| W48S87-72XT | 制造商:Rochester Electronics LLC 功能描述:- Tape and Reel |
| W49 | 制造商:CERAMATE 制造商全稱:CERAMATE 功能描述:3-Phase Motor Driver for CD-ROMs |
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