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參數資料
| 型號： | CY28404OXCT |
| 廠商： | CYPRESS SEMICONDUCTOR CORP |
| 元件分類： | XO, clock |
| 英文描述： | Circular Connector; MIL SPEC:MIL-C-26482, Series I, Crimp; Body Material:Aluminum; Series:PT02; Number of Contacts:8; Connector Shell Size:12; Connecting Termination:Crimp; Circular Shell Style:Box Mount Receptacle |
| 中文描述： | 200.9 MHz, PROC SPECIFIC CLOCK GENERATOR, PDSO48 |
| 封裝： | LEAD FREE, SSOP-48 |
| 文件頁數： | 1/20頁 |
| 文件大小： | 268K |
| 代理商： | CY28404OXCT |
CK409-Compliant Clock Synthesizer
CY28404
Cypress Semiconductor Corporation
Document #: 38-07510 Rev. *B
3901 North First Street
San Jose
,
CA 95134
408-943-2600
Revised June 16, 2004
Features
Supports Intel
Springdale/Prescott (CK409)
Selectable CPU frequencies
3.3V power supply
Nine copies of PCI clock
Four copies 3V66 clock with optional VCH
Three copies 48-MHz clock
Three copies REF clock
Two differential CPU clock pairs
Support SMBus/I
2
C Byte, Word, and Block Read/Write
Dial-A-Frequency
Ideal Lexmark Spread Spectrum profile for maximum
electromagnetic interference (EMI) reduction
48-pin SSOP package
Table 1. Frequency Table
CPU
x 2
3V66
x 4
PCI
x 9
REF
x 3
48M
x 3
Block Diagram
Pin Configuration
SSOP-48
~
VDD_REF
REF(0:2)
XTAL
OSC
PLL Ref Freq
XOUT
XIN
VDD_PCI
PCIF(0:2)
SCLK
PLL 1
WD
Timer
VDD_48MHz
DOT_48
SDATA
VDD_3V66
3V66_(0:2)
Divider
Network
VDD_CPU
CPUT(0:1), CPUC(0:1)
FS_(A:E)
VTT_PWRGD#
PD#
IREF
PCI(0:5)
3V66_3/VCH
2
PLL2
USB_48
**FS_A/REF_0
**FS_B/REF_1
VDD_REF
XIN
XOUT
VSS_REF
*FS_C/PCIF0
*FS_D/PCIF1
*FS_E/PCIF2
VDD_PCI
VSS_PCI
PCI0
PCI1
PCI2
PCI3
VDD_PCI
VSS_PCI
PCI4
PCI5
RESET#/PD#
*SEL24#/24_48MHz
DOT_48
USB_48
VSS_48
REF_2
VDDA
VSSA
VDD
VTT_PWRGD#
DNC***
DNC***
VSS
CPUT0
CPUC0
VDD_CPU
CPUT1
CPUC1
VSS_CPU
IREF
3V66_3/VCH/SELVCH**
VDD_48
SCLK*
3V66_0
3V66_1
VSS_3V66
SDATA*
VDD_3V66
3V66_2/MODE*
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
C
I
2
C
Logic
RESET#
** 150k Internal Pull-down
*** Do Not Connect
* 150k Internal Pull-up
2
24_48MHz
SELVCH
SEL24#
MODE
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PDF描述 |
|---|---|
| CY28411 | Clock Generator for Intel Alviso Chipset |
| CY28411OC | Clock Generator for Intel Alviso Chipset |
| CY28411OCT | Clock Generator for Intel Alviso Chipset |
| CY28411OXC | Clock Generator for Intel Alviso Chipset |
| CY28411OXCT | Clock Generator for Intel Alviso Chipset |
相關代理商/技術參數 |
參數描述 |
|---|---|
| CY28405 | 制造商:CYPRESS 制造商全稱:Cypress Semiconductor 功能描述:CK409-Compliant Clock Synthesizer |
| CY28405-2 | 制造商:SPECTRALINEAR 制造商全稱:SPECTRALINEAR 功能描述:Clock Synthesizer with Differential SRC and CPU Outputs |
| CY28405-3 | 制造商:SPECTRALINEAR 制造商全稱:SPECTRALINEAR 功能描述:Clock Synthesizer with Differential SRC and CPU Outputs |
| CY28405OC | 制造商:Cypress Semiconductor 功能描述: |
| CY28405OC-2 | 制造商:SPECTRALINEAR 制造商全稱:SPECTRALINEAR 功能描述:Clock Synthesizer with Differential SRC and CPU Outputs |
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