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參數資料
| 型號： | W48C101-01 |
| 廠商： | Cypress Semiconductor Corp. |
| 英文描述： | Spread Spectrum BX System Frequency Generator(寬頻譜BX系統頻率發生器) |
| 中文描述： | 擴頻顏Bx系統頻率發生器（寬頻譜顏Bx系統頻率發生器） |
| 文件頁數： | 7/8頁 |
| 文件大小： | 111K |
| 代理商： | W48C101-01 |
W48C101-01
PRELIMINARY
7
Document #: 38-00852
48-MHz Clock Outputs (Lump Capacitance Test Load = 20 pF = 66.6/100 MHz)
Parameter
f
Description
Test Condition/Comments
Determined by PLL divider ratio (see m/n below)
CPU = 66.6/100 MHz
Unit
MHz
Min.
Typ.
48.008
Max.
Frequency, Actual
f
D
m/n
Deviation from 48 MHz
(48.008
–
48)/48
+167
ppm
PLL Ratio
(14.31818 MHz x 57/17 = 48.008 MHz)
57/17
t
R
t
F
t
D
f
ST
Output Rise Edge Rate
Measured from 0.4V to 2.4V
1
4
V/ns
Output Fall Edge Rate
Measured from 2.4V to 0.4V
1
4
V/ns
Duty Cycle
Measured on rising and falling edge at 1.5V
45
55
%
Frequency Stabilization
from Power-up (cold start)
Assumes full supply voltage reached within 1 ms
from power-up. Short cycles exist prior to fre-
quency stabilization.
3
ms
Z
o
AC Output Impedance
Average value during switching transition. Used
for determining series termination value.
25
Ordering Information
Ordering Code
W48C101
Freq. Mask
Code
-01
Package
Name
H
Package Type
48-pin SSOP (300 mils)
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|---|---|
| W48C101 | Spread Spectrum BX System Frequency Generator |
| W48C111-16 | Frequency Generator for Integrated Core Logic(在集成核心邏輯中應用的頻率發生器) |
| W48C111-17 | 100-MHz Mobile Motherboard System Clock(100-MHz 移動主板系統時鐘) |
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相關代理商/技術參數 |
參數描述 |
|---|---|
| W48C101-01H | 制造商:Cypress Semiconductor 功能描述: 制造商:IC WORKS 功能描述: |
| W48C101-01HT | 制造商:Cypress Semiconductor 功能描述: 制造商:IC Works Inc 功能描述:100 MHz, PROC SPECIFIC CLOCK GENERATOR, 48 Pin Plastic SMT |
| W48C101-01HTR | 制造商:IC_WORKS 功能描述: |
| W48C111 | 制造商:CYPRESS 制造商全稱:Cypress Semiconductor 功能描述:Frequency Generator for Integrated Core Logic |
| W48C111-16 | 制造商:CYPRESS 制造商全稱:Cypress Semiconductor 功能描述:Frequency Generator for Integrated Core Logic |
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