ICS9ERS3125 Datasheet, PDF (5/22 Pages) Integrated Device Technology – Embedded 56-pin Industrial Temperature Range CK505 Compatible Clock

ICS9ERS3125
Embedded 56-Pin Industrial Temperature Range CK505 Compatible Clock
Datasheet
General Description
ICS9ERS3125 is electrically compliant to the Intel CK505 Yellow Cover specification. This clock synthesizer provides a single chip
solution for Intel chipsets. ICS9ERS3125 is driven with a 14.318MHz crystal.
Block Diagram
Xtal
REFCLK
SS
PLL1
SS
PLL2
SS
PLL5
Fix
PLL3
SE1
27SS - SE2
LCD
SRC1
PCI
1
0
27_SEL
1
1
0
P CICLK
CP UCLK
B0bit2
SRC_M ain
0
B1bit0
SATA
0
SRC8 ₁
ITP_EN
27SS, SE1, SE2, LCD/SRC1
PCICLK
SRC(11),(7:6),(4:3)
CPUCLK(1:0)
SRC8/CPU2_ITP
48MHz
SRC ₀
SA TA ₁
B0
SR C 0
0
D OT _96
1
B1b7
SRC2/SATA
48MHz
SRC0/ DOT96M
27FIX
Power Groups
Pin Number
VDD
GND
47
50
53
50
26, 32, 38
29, 35, 42
41
42
26
25
22
25
18
21
15
17
3
56
8
14
Description
CPUCLK
Low power outputs
Master Clock, Analog
SRCCLK
Low power outputs
PLL2
PLL1/SE
Low power outputs
PLL1
DOT 96Mhz Low power outputs
USB 48 output and PLL
Xtal, REF
PCICLK
IDT^TM/ICS^TM Embedded 56-Pin Industrial Temperature Range CK505 Compatible Clock
5
1612—08/19/09