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CY28443OXC-3 参数 Datasheet PDF下载

CY28443OXC-3图片预览
型号: CY28443OXC-3
PDF下载: 下载PDF文件 查看货源
内容描述: 时钟发生器Intel㈢ Calistoga的芯片组 [Clock Generator for Intel㈢ Calistoga Chipset]
分类和应用: 晶体时钟发生器外围集成电路光电二极管
文件页数/大小: 23 页 / 242 K
品牌: SPECTRALINEAR [ SPECTRALINEAR INC ]
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CY28443-3
Clock Generator for Intel Calistoga Chipset
Features
• Compliant to Intel
®
CK410M
• Selectable CPU frequencies
• Differential CPU clock pairs
• 100 MHz differential SRC clocks
• 96 MHz differential dot clock
• 27 MHz Spread and Non-spread video clock
• 48 MHz USB clocks
• SRC clocks independently stoppable through
CLKREQ#[A:B]
• 96 /100-MHz Spreadable differential video clock.
CPU
SRC
PCI REF DOT96 USB_48M LCD 27M
x6
x1
x1
x1
x1
x2
x2 / x3 x5/6/7
• 33 MHz PCI clock
• Buffered Reference Clock 14.318 MHz
• Low-voltage frequency select input
• I
2
C support with readback capabilities
• Ideal Lexmark Spread Spectrum profile for maximum
electromagnetic interference (EMI) reduction
• 3.3V power supply
• 56-Pin SSOP/TSSOP packages
Block Diagram
XIN
XOUT
SEL_CLKREQ
PCI_STP#
CPU_STP#
CLKREQ[A:B]#
ITP_SEL
FS[C:A]
14.318M
Hz
Crystal
PLL Reference
VDD
REF1
IREF
VDD
CPUT[0:1]
CPUC[0:1]
VDD
CPUT2_ITP/SRCT11
CPUC2_ITP/SRCC11
VDD
SRCT([2:5],[8:9])
SRCC([2:5],[8:9])
VDD
PCI[3:5]
VDD_PCI
PCIF[0:1]
VDD
SRCT0/100M
T_SST
SRCC0/100M
C_SST
VDD48
27MSpread
VDD48
DOT96T
DOT96C
VDD48
48M
27M
PLL
VTT_PWRGD#/PD
SDATA
SCLK
I2C
Logic
Pin Configuration
VDD
VSS
PCI3
PCI4
PCI5 / FCT_SEL1
VSS
VDD
ITP_SEL / PCIF0
PCIF1
VTT#/PD
VDD
FSA / 48M
VSS
DOT96T / 27M non-spread
DOT96C / 27M_25M spread
FSB
SRCT0 / 100MT_SST
SRCC0 / 100MC_SST
SRCT2
SRCC2
VDD
SRCT3
SRCC3
SRCT4
SRCC4
SRCT5 _SATA
SRCC5_SATA
VDD
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
PCI2 / SEL_CLKREQ
PCI_STP#
CPU_STP#
FSC
REF1/FCTSEL0
VSS
XIN
XOUT
VDD
SDATA
SCLK
VSS
CPUT0
CPUC0
VDD
CPUT1
CPUC1
IREF
VSS
VDD
CPUT2_ITP/SRCT11
CPUC2_ITP/SRCC11
VDD
SRCT9 / CLKREQ9
SRCC9 /CLKREQ8
SRCT8
SRCC8
VSS
CPU
PLL
Divider
LVDS
PLL
FCTSEL1
Divider
Fixed
PLL
Divider
Divider
VDD48
27MNon-spread
Rev 1.0, November 20, 2006
2200 Laurelwood Road, Santa Clara, CA 95054
Tel:(408) 855-0555
Fax:(408) 855-0550
CY28443-3
Page 1 of 23
www.SpectraLinear.com