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參數資料
| 型號： | W83194R |
| 廠商： | WINBOND ELECTRONICS CORP |
| 英文描述： | 166MHZ CLOCK FOR SIS CHIPSET |
| 中文描述： | 166MHz的時鐘SIS芯片組 |
| 文件頁數： | 3/11頁 |
| 文件大?。?/td> | 159K |
| 代理商： | W83194R |
W83194R-630A
PRELIMINARY
Publication Release Date: Nov. 1999
- 3 - Revision 0.65
5. PIN DESCRIPTION
IN - Input
OUT - Output
I/O - Bi-directional Pin
# - Active Low
* - Internal 250k
pull-up
5.1 Crystal I/O
SYMBOL
PIN
I/O
FUNCTION
Xin
4
IN
Crystal input with internal loading capacitors and
feedback resistors.
Crystal output at 14.318MHz nominally.
Xout
5
OUT
5.2 CPU, SDRAM, PCI Clock Outputs
SYMBOL
PIN
I/O
FUNCTION
CPUCLK_F
46
OUT
Low skew (< 250ps) clock outputs for host
frequencies such as CPU, Chipset and Cache.
VddLCPU is the supply voltage for these outputs.
This pin will not be stopped by CPU_STOP#
Low skew (< 250ps) clock outputs for host
frequencies such as CPU, Chipset and Cache.
VddLCPU is the supply voltage for these outputs.
SDRAM clock outputs which have syn. or asyn.
frequencies as CPU clocks.
This pin will not be stopped by CPU_STOP#
SDRAM clock outputs which have syn. or asyn.
frequencies as CPU clocks.
CPU_STOP# input pin when MODE=0.
SDRAM clock outputs which have syn. or asyn.
frequencies as CPU clocks.
PCI_STOP# input pin when MODE=0.
SDRAM clock outputs which have syn. or asyn.
frequencies as CPU clocks.
PD# input pin when MODE=0.
SDRAM clock outputs which have syn. or asyn.
frequencies as CPU clocks.
CPUCLK [ 0:1 ]
45,43
OUT
SDRAM_F
40
OUT
SDRAM0/CPU_STOP#
17
I/O
SDRAM1/PCI_STOP#
18
I/O
SDRAM2/PD#
20
I/O
SDRAM[3:12]
21,28,29,31,32
,34,35,37,38,
41
7
OUT
PCICLK_F/ *FS1
I/O
Latched input for FS1 at initial power up for H/W
selecting the output frequency of CPU, SDRAM and
PCI clocks.
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相關代理商/技術參數 |
參數描述 |
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| W83194R-17 | 制造商:WINBOND 制造商全稱:Winbond 功能描述:100MHZ AGP CLOCK FOR SIS CHIPSET |
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| W83194R-17A | 制造商:WINBOND 制造商全稱:Winbond 功能描述:100MHZ AGP CLOCK FOR SIS CHIPSET |
| W83194R-37 | 制造商:WINBOND 制造商全稱:Winbond 功能描述:100 MHZ AGP CLOCK FOR VIA CHIPSET |
| W83194R-37/-58/-58A | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:100MHz/133MHz VIA MVP3. VIA Apollo Pro Clock Gen.. 3-DIMM. with S.S.T. |
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