EEWORLDEEWORLDEEWORLD

Part Number

Search

CY28437OXC

Description
Clock Generator for Intel Grantsdale Chipset
File Size197KB,22 Pages
ManufacturerSpectraLinear
Websitehttp://www.spectralinear.com/
Download Datasheet Compare View All

CY28437OXC Overview

Clock Generator for Intel Grantsdale Chipset

PRELIMINARY
CY28437
Clock Generator for Intel Grantsdale Chipset
Features
Compliant to Intel CK410
• Supports Intel Prescott and Tejas CPU
• Selectable CPU frequencies
• Differential CPU clock pairs
• 100 MHz differential SRC clocks
• 96 MHz differential dot clock
• 48 MHz USB clocks
• 33 MHz PCI clock
• Dynamic Frequency Control
CPU
x2
SRC
x8
PCI
x8
REF
x2
DOT96
x1
USB
x2
Dial-A-Frequency
• Watchdog timer
• Two Independent Overclocking PLLs
• 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 and TSSOP packages
Block Diagram
Xin
Xout
Pin Configuration
VDD_RE
F
RE
F
14.318MHz
Crystal
PLL Reference
IREF
VDD_CPU
CPUT
CPUC
CPU
PLL
FS_[E:A]
Divider
VDD_SRC
SRCT
SRCC
SRC
PLL
Divider
VDD_SRC
SATA
PLL
Divider
SRCT4_SATA
SRCC4_SATA
VDD_48Mhz
FIX
PLL
Divider
DOT96T
DOT96C
VDD_48
VTTPWR_GD#/PD
USB48
VDD_PCI
PCI
VDD_PCI
VSS_PCI
DF2/PCI3
*FS_E/PCI4
PCI5
VSS_PCI
VDD_PCI
**DF_EN/PCIF0
**SRESET_EN/PCIF1
VTT_PWRGD#/PD
VDD_48
**FS_A/USB48_0
VSS_48
DOT96T
DOT96C
*FS_B/USB48_1
SRCT0
SRCC0
SRCT1
SRCC1
VDD_SRC
SRCT2
SRCC2
SRCT3
SRCC3
SRCT4_SATA
SRCC4_SATA
VDD_SRC
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/DF1
PCI1/DF0
PCI0/SRESET#
REF1/**FS_C
REF0/**FS_D
VSS_REF
XIN
XOUT
VDD_REF
SDATA
SCLK
VSS_CPU
CPUT0
CPUC0
VDD_CPU
CPUT1
CPUC1
IREF
VSSA
VDDA
SRCT7
SRCC7
VDD_SRC
SRCT6
SRCC6
SRCT5
SRCC5
VSS_SRC
DF_EN
DF[2:0]
VDD_PCI
* Indicates internal pull-up
** Indicates internal pull-down
CY28437
Dynamic
Frequency
Watchdog
Timer
PCIF
SDATA
SCLK
I2C
Logic
SRESET#
Rev 1.0, November 20, 2006
2200 Laurelwood Road, Santa Clara, CA 95054
Tel:(408) 855-0555
Fax:(408) 855-0550
Page 1 of 22
www.SpectraLinear.com

CY28437OXC Related Products

CY28437OXC CY28437 CY28437OXCT CY28437ZXC
Description Clock Generator for Intel Grantsdale Chipset Clock Generator for Intel Grantsdale Chipset Clock Generator for Intel Grantsdale Chipset Clock Generator for Intel Grantsdale Chipset
How to use DMA in SPI?
Need some tips! Because the data transmission requirements are high! I use SPI to write data to the device, and the data is written in the IST triggered by the device! I want to use DMA to do it! [Pla...
niuqingjun Embedded System
Please look at the program problem: lm3s1138 lights up an LED lamp
The procedure is as follows:#include hw_types.h #include hw_memmap.h #include hw_sysctl.h #include hw_gpio.h #include sysctl.h #include gpio.h#define SysCtlPeriEnable SysCtlPeripheralEnable #define Sy...
51新手 Microcontroller MCU
Please help me with the compactPCI specification
I need compactPCI related specifications urgently, especially compactPCI hot swap specification. Can any kind person send me a copy? Email: dashu124@yahoo.com.cn QQ: 277642914...
wangchen_0626 Embedded System
Ask a question about ARM network
ARM accesses the content of a specified website through the network and displays the content on ARM. How to implement it? I really don't have any points, thank you! I want to know the general idea...
zjiulong ARM Technology
Motion Detector Using MSP430 Launchpad and PIR Sensor
Motion detection is an important part of security system and PIR sensor is one of the most commonly used sensors to trigger alarm when motion is detected. This sensor can easily detect the motion of p...
灞波儿奔 Microcontroller MCU
2013f question retest
[i=s] This post was last edited by paulhyde on 2014-9-15 03:06 [/i] 2013f retest...
2357470983 Electronics Design Contest

EEWorld
subscription
account

EEWorld
service
account

Automotive
development
circle

Robot
development
community

Index Files: 1096  385  1613  2355  1830  23  8  33  48  37 
Datasheet   0 1 2 3 4 5 6 7 8 9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Room 1530, 15th Floor, Building B, No. 18 Zhongguancun Street, Haidian District, Beijing Telephone: (010) 82350740 Postal Code: 100190
Copyright © 2005-2026 EEWORLD.com.cn, Inc. All rights reserved 京ICP证060456号 京ICP备10001474号-1 电信业务审批[2006]字第258号函 京公网安备 11010802033920号