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C9815BY

更新时间: 2024-01-26 10:46:35
品牌 Logo 应用领域
赛普拉斯 - CYPRESS 光电二极管外围集成电路
页数 文件大小 规格书
18页 326K
描述
Processor Specific Clock Generator, CMOS, PDSO56, SSOP-56

C9815BY 技术参数

生命周期:Obsolete零件包装代码:SSOP
包装说明:SSOP,针数:56
Reach Compliance Code:unknownECCN代码:EAR99
HTS代码:8542.39.00.01风险等级:5.8
JESD-30 代码:R-PDSO-G56JESD-609代码:e0
长度:18.415 mm端子数量:56
封装主体材料:PLASTIC/EPOXY封装代码:SSOP
封装形状:RECTANGULAR封装形式:SMALL OUTLINE, SHRINK PITCH
认证状态:Not Qualified座面最大高度:2.794 mm
表面贴装:YES技术:CMOS
端子面层:TIN LEAD端子形式:GULL WING
端子节距:0.635 mm端子位置:DUAL
宽度:7.5 mmuPs/uCs/外围集成电路类型:CLOCK GENERATOR, PROCESSOR SPECIFIC
Base Number Matches:1

C9815BY 数据手册

 浏览型号C9815BY的Datasheet PDF文件第2页浏览型号C9815BY的Datasheet PDF文件第3页浏览型号C9815BY的Datasheet PDF文件第4页浏览型号C9815BY的Datasheet PDF文件第5页浏览型号C9815BY的Datasheet PDF文件第6页浏览型号C9815BY的Datasheet PDF文件第7页 
+/+…when timing is critical  
C9815B  
Low EMI Clock Generator for Intel 133MHz/2DIMM Chipset Systems  
Preliminary  
Product Features  
Frequency Table (MHz)  
Meets Intel’s 133MHz/SDRAM chipset specification  
3 copies of CPU Clock (CPU[0:1] and CPU2_ITP)  
9 copies of SDRAM Clock (SDRAM[0:7] and DCLK)  
7 copies of PCI Clock  
3 copies of 3V66 Clock  
2 copies of IOAPIC Clock  
1 REF Clock  
1 USB Clock (Non SSC)  
1 DOT Clock (Non SSC)  
SEL2  
SEL1 SEL0  
CPU  
SDRAM  
PCI  
X
X
0
0
1
1
0
0
1
1
1
1
0
1
0
1
0
1
Tristate  
Tristate  
Tristate  
Test mode (see table2)  
66.6  
100*  
100*  
133.3  
100*  
33.3  
100  
33.3  
33.3  
33.3  
133.3  
133.3  
Table 1  
Note: The following clocks remain fixed frequencies  
except in Test Mode: 3V66=66.6MHz, USB/DOT=48MHz,  
REF=14.318MHz and IOAPIC=33.3MHz.  
IMI Spread Spectrum for best EMI reduction  
I2C Support with read back  
56 Pin SSOP package  
*I2C programmable to 133 MHz, Byte 3, Bit 0  
Block Diagram  
Pin Configuration  
XIN  
56  
36pF  
36pF  
REF/SEL2  
1
2
3
4
5
6
7
8
VSS  
VDD  
XIN  
XOUT  
VSS  
VSS  
IOAPIC0  
IOAPIC1  
VDDI  
CPU0  
VDDC  
CPU1  
CPU2(ITP)  
VSS  
300K  
55  
54  
53  
52  
51  
50  
49  
XOUT  
VDD  
REF / SEL2  
1
3V66_0  
3V66_1  
3V66_2(AGP)  
VDD  
VDDI  
IOAPIC(0:1)  
CPU(0:2)  
s2  
apic  
cpu  
2
3
9
48  
47  
46  
45  
44  
43  
42  
41  
40  
39  
38  
37  
36  
10  
11  
12  
13  
14  
15  
16  
17  
18  
19  
20  
21  
22  
23  
VSS  
VDDC  
VDD  
PCI0(ICH)  
PCI1  
SDRAM0  
SDRAM1  
VDDS  
SDRAM2  
SDRAM3  
VSS  
SDRAM4  
SDRAM5  
VDDS  
SDRAM6  
SDRAM7  
VSS  
DCLK  
VDD  
PD#  
SCLK  
C
9
8
1
5
Rin  
SCLK  
SDATA  
i2c-clk  
i2c-data  
VSS  
PCI2  
PCI3  
VSS  
PCI4  
PCI5  
PCI6  
VDD  
VDDA  
VSSA  
VSS  
USB  
DOT  
VDD  
SEL0  
VDDS  
VDD  
SEL1  
SEL0  
SDRAM(0:7), DCLK  
3V66(0:2)  
s1  
s0  
sdram  
3V66  
pci  
9
2
PD#  
pwr_dwn#  
VDD  
VDD  
VDD  
PCI(0:6)  
DOT  
8
1
1
35  
34  
33  
PLL1  
Rin  
48  
24  
25  
26  
27  
32  
31  
30  
PD#  
USB  
i2c-clk  
i2c-data  
SDATA  
SEL1  
28  
29  
PLL2  
Fig.1  
INTERNATIONAL MICROCIRCUITS, INC. 525 LOS COCHES ST.,  
MILPITAS, CA 95035, USA TEL: 408-263-6300, FAX 408-263-6571  
http://www.imicorp.com  
Rev 1.1  
3/12/2000  
Page 1 of 18  

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