Guide
A
A
B
B
C
C
D
D
E
E
4 4
3 3
2 2
1 1
No Stuff
1
200Mhz Host CLK
1
SEL0
100Mhz Host CLK
133Mhz Host CLK
0
0
SEL1
0
66Mhz Host CLK
0
1
FUNCTION
1
475 1%
1
MULT
CK408 CLOCK
SWING CONFIG
IREF
R2U3
0.7 VOLTS
Place 0ohm near
crystal.
Place crystal within 500
mils of CK_408
No stuff; caps are
internal to CK-408.
Measurement Point
Keep stub short -->
Keep stub short -->
CK-408
A
659
Intel 852GM CRB A#
Title
Size Document Number Rev
of
Project:
+V3.3S_CLKVDD
66BUF2
PCI2
PCI6
66BUF1
PCI5
CLK_REF0
CPU1
CPU2
CPU2#
CK408_SEL2
BSEL1_Q
BSEL0_Q
CK408_SEL0
CK_IREF
66BUF0
PCIF2
PCIF0
PCI4
PCI3
PCI1
PCI0
CK408_SEL1
XTAL_OUT
XTAL_IN_D
XTAL_IN
MULT0
CPU1#
CLK_66SSC
USB
DOT
66OUT
+V3S_CLKVDDA
SSC_SCLK
SSC_CLK_IN
SSC_SDATA
SSC_CLK_IN
CPU0#
CPU0
+V3.3S_CLKVDD5
REF_OUT
DREFSSCLK_D
PM_STPPCI#19,37
PM_STPCPU#19,37,39,40
VR_PWRGD_CK408#39
CLK_DVO_SLOT 15
CLK_MCH66 7
CLK_ICH66 18
CLK_ICHPCI 18
CLK_PCI_PORT80 33
CLK_PCI_SLOT3 23
CLK_PCI_SLOT2 22
CLK_PCI_SLOT1 22
CLK_DOCKPCI 24
CLK_FWHPCI 31
CLK_SIOPCI 34
CLK_SMCPCI 32
CLK_LPCPCI 37
CLK_ICH48 19
CLK_LPC14 37
CLK_SIO14 34
CLK_ICH14 19
CLK_CPU_BCLK 3
CLK_CPU_BCLK# 3
CLK_MCH_BCLK 8
CLK_MCH_BCLK# 8
+V3.3S5,8,9,11,15,16,18,20,21,23,26,31,33..36,38..40,42,44,48
DREFCLK 7
H_BSEL13
H_BSEL03
PM_SLP_S1#19,37,38,44
CLK_HUBLAI 10
SMB_CLK_S 8,11,12,16,18,39
SMB_DATA_S 8,11,12,16,18,39
+V3.3S5,8,9,11,15,16,18,20,21,23,26,31,33..36,38..40,42,44,48
DREFSSCLK7
PM_SLP_S1# 19,37,38,44
SMB_DATA_S8,11,12,16,18,39
SMB_CLK_S8,11,12,16,18,39
CLK_ITP 5
CLK_ITP_CPU# 3
CLK_ITP# 5
CLK_ITP_CPU 3
+V3.3S_CLKRC
+V3.3S_CLKRC
+V3.3S_CLKRC
+V3.3S_CLKRC
LCLKCTLA 7,16
LCLKCTLB 7,8,16
+V3.3S5,8,9,11,15,16,18,20,21,23,26,31,33..36,38..40,42,44,48
R3F8
1K
RP2F2D
33
4 5
C2G12
1UF
12
C2U3
0.1UF
U3F1
CK-408
10
11
12
13
16
17
18
7
4
6
261
27
5
45
8
44
9
49
14
48
20
52
19
51
32
24
31
23
37
22
46
21
36
50
39
2
38
47
56
3
42
40
55
54
43
25
34
53
28
29
30
33
35
15
41
PCI0
PCI1
PCI2
PCI3
PCI4
PCI5
PCI6
PCIF2
VSS0
PCIF1
VDDAVDD0
VSSA
PCIF0
CPUT2
VDD1
CPUC2
VSS1
CPUT1
VDD2
CPUC1
VSS2
CPUT0
VDD3
CPUC0
VDD4
66IN/3V66_5
VSS3
66B2/3V66_4
VDD5
66B1/3V66_3
VDD6
66B0/3V66_2
VSS4
VDD7
48MUSB
XTAL_IN
48MDOT
VSS5
REF
XTAL_OUT
IREF
SEL2
SEL1
SEL0
MULT0
PWRDWN#
PCI_STOP#
CPU_STOP#
VTT_PWRGD#
SDATA
SCLOCK
3V66_0
3V66_1/VCH
VSS6
VSSIREF
C3F4
NO_STUFF_10pF
1
2
R2F6 33
C2F1 NO_STUFF_10pF
1 2
C2G10 NO_STUFF_10pF
1 2
C2U5
1UF
12
C2G1
0.1UF
R3F5 49.9_1%
R3F7
NO_STUFF_0
R2G13 10K
R2U1 10K
C2U7
0.1UF
R3F12 33
C2F4
22UF
R2F4 33
C2G7 NO_STUFF_10pF
1 2
R2U2 1K
C2F2
22UF
R2G8 33
C2U4
0.1UF
R3F17 33
C3F1 NO_STUFF_10pF
1 2
R3F10
1K
C3U1
0.1UF
R3U1 NO_STUFF_0
RP2F2B
33
2 7
C3F2
NO_STUFF_10pF
1
2
C3U2
0.1UF
RP2F1D
33
4 5
C2G3 NO_STUFF_10pF
1 2
R2G5 0
C2F5
22UF
R2G2
NO_STUFF_0
RP2F1A
33
1 8
R3F11
NO_STUFF_330
R2F5 33
RP2F3D
33
4 5
RP2F3B
33
2 7
FB2F3
300ohm@100MHz
1 2
U2G2
ICS91718
1
2
3
4
8
7
6
5
CLKIN
VDD
GND
CLKOUT
PD#
SCLK
SDATA
REF_OUT
C3G6 NO_STUFF_10pF
1 2
C3F3 NO_STUFF_10pF
1 2
C2G2 NO_STUFF_10pF
1 2
R3F18
NO_STUFF_0
R3F16
NO_STUFF_33
C3G4 NO_STUFF_10pF
1 2
CR3F1
NO_STUFF_BAR43
13
R2F3 33
C3U3
0.1UF
R2G3 0
R3F15 33
C3F5 NO_STUFF_10pF
1 2
C2G8 NO_STUFF_10pF
1 2
R2G12
10K
RP2F1B
33
2 7
RP3F1B
33
2 7
C2G9 NO_STUFF_10pF
1 2
R2F7
0.01_1%
J3F2
1 2
R3F20 33
R3U2 NO_STUFF_10K
RP2F2C
33
3 6
RP2F3C
33
3 6
C3G3 NO_STUFF_10pF
1 2
C2F7
0.1UF
RP3F1A
33
1 8
R3F9
NO_STUFF_33
C2G4 NO_STUFF_10pF
1 2
J3F1
NO_STUFF_SMA CON
35
4
1
2
FB2F2
300ohm@100MHz
1 2
R3F6 49.9_1%
R3F13 33
C2G13
0.1UF
C3G2 NO_STUFF_10pF
1 2
C2U1
0.1UF
R2F9 33
R2G4 NO_STUFF_0
R2V1 NO_STUFF_0
C2G5 NO_STUFF_10pF
1 2
C2U6
0.1UF
Y3F1
14.318MHZ
21
FB2F1
300ohm@100MHz
1 2
R3F19 33
R3F14 33
CR3F2
NO_STUFF_BAR43
13
R2G1 33
R2U3
475_1%
C2U2
0.1UF
RP2F1C
33
3 6
RP3F1C
33
3 6
C2G6 NO_STUFF_10pF
1 2
R2G6 NO_STUFF_0
C2F3
0.1UF