Clock Generator - EUROCOM M375E Service Manual

Schematic Diagrams

Clock Generator

(FS2)
0
0
0
0
1
1
1
1
Mid
Mid
Mid
Mid
Sheet 9 of 36
+3VS
Clock Generator
L9
L_1206
C160
+
150U_POS(D)
33
B - 10 Clock Generator
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+3VS
+3VS 3,8,11,12,13,15,16,17,18,20,21,25,27,28,29,31,32,33,35,37
FREQUENCY SETUP TABLE
(FS1) (FS0) CPU 3V66 66MHz OUT PCI
(MHz) (MHz) (MHz) (MHz)
0 0 66.66 66.66 66.66 33.33
0 1 100 66.66 66.66 33.33
1 0 200 66.66 66.66 33.33
1 1 133 66.66 66.66 33.33
0 0 66.66 66.66 66MHz_IN 66MHz_IN/2
0 1 100 66.66 66MHz_IN 66MHz_IN/2
1 0 200 66.66 66MHz_IN 66MHz_IN/2
1 1 133 66.66 66MHz_IN 66MHz_IN/2
0 0
0 1
1 0
1 1
L14
+3VS
L_0805(159)
CT5 C186
POSCAP
10U(0805)/6.3V .1u(0402)
C134 C593 C184 C596 C138 C141 C594 C139 C595
4.7U(0805) .1u(0402) .1u(0402) .1u(0402) .1u(0402) .1u(0402)
1000PF(0402) 1000PF(0402) 1000PF(0402)
VREG FEATURE
R59 *10K(0402)
+3VS
*8P4RX1K 8
7
+3VS
6
5
R63
R61 0(0402) R56
CLKEN# 12,20 SUSA#
*0(0402)
R49
12 PCI_STP#
R379
12,33 PM_STPCPU#
8,11,13,17 SMB_ICHCLK
8,11,13,17 SMB_ICHDATA
R38
+3VS
CONNECT TO PIN 41 GND
R52 R377
1K(0402)
1K(0402)
L61
1 2 VDDCPU
+3VS
L_0805(159)
C578 C580
10U(0805)/6.3V .1u(0402)
L59
1 2 VDD48
+3VS
L_0805(159) F0
C576 C137
10U(0805)/6.3V .1u(0402) C601
F2
C600
C185
.1u(0402)
U4
Z1001 26 52 Z1010 RN1 1
VDDA CPUCLKT0
VDD48 37 51 Z1011 2
VDD48 CPUCLKC0
Z1002 Z1012
1 49 RN2 1
VDDREF CPUCLKT1
Z1013
48 2
CPUCLKC1
8
VDDPCI
C140 14 45 Z1014 RN3 1
VDDPCI CPUCLKT2
44 Z1015 2
CPUCLKC2
1000PF(0402) 19
VDD3V66
32 10 Z1016 RP58 4
VDD3V66 PCICLK0
11 Z1017 3
PCICLK1
Z1018
VDDCPU 46 12 2
VDDCPU PCICLK2
Z1019
50 13 1
VDDCPU PCICLK3
Z1020
16 R69
PCICLK4
17 Z1021 R70
PCICLK5
Z1036 28 18 Z1022
VTT_PWRGD# PCICLK6
1 RP48
2 5 F0 R67 33(0402)
PCICLK_F0
3 6
PCICLK_F1
4 7 F2 R68 *33(0402)
PCICLK_F2
Z1003
0(0402) 25
PD#
0(0402) Z1004 34
PCI_STOP#
Z1005 Z1023
0(0402) 53 43 R46
CPU_STOP# MULTSEL0/REF0
56 Z1024 R50
REF
SMB_ICHCLK 30
SCLK
SMB_ICHDATA 29 39 Z1025 R47
SDATA 48MHz_USB
38 Z1026
48MHz_DOT
Z1006
2.7K 54 R376
FS0
Z1007
55 R51
FS1
Z1008 Z1027
40 24
FS2 3V66_5/66MHz_IN T
11/10
33 Z1028
3V66_0 T
Z1009 42 35 Z1029
IREF VCH_CLK/3V66_1
Iref=2.32mA
4 21 Z1030
GND 3V66_2/66MHz_OUT0
9 22 Z1031
GND 3V66_3/66MHz_OUT1
Z1032
15 23
R380 GND 3V66_4/66MHz_OUT2
20
GND
475_1% 27
GND
31 2 Z1033
GND X1
36
GND
41
GND
47 3 Z1034 R58 1M
GND X2
ICS950812/TSSOP
Y1
2 1
14.318MHz
C584 C597
33PF 33PF
10PF
10PF
R44 R43 R42 R41 R40 R39
49.9_1% 49.9_1% 49.9_1% 49.9_1% 49.9_1% 49.9_1%
4 4P2RX33
3
4 4P2RX33
3
4 4P2RX33
3
5 8P4RX33
6
7
8
33(0402)
33(0402)
C199 C200 C201 C202 C203 C204
CLK_ICHPCI 11
10PF 10PF 10PF 10PF 10PF 10PF
INT_APICCLK 11
10K(0402) R71 33(0402)
+3VS
10
11/10
10
10
C129 C131 C130
10
C205
33PF 10PF *10PF
10PF
R76 33(0402)
CLK_ICH66 11
R72 33(0402)
CLK_MCH66 5
R73 33(0402)
CLK_M10_66 25
C132 10PF
R48 33(0402) Z1035
14.3MHZ 18,37
C795
+3VS
*33PF
U52
5
1/6
74AHC1G08
1
4 Z1037 R74
2
1/6
3
CLK_CPU_BCLK 3
CLK_CPU_BCLK# 3
CLK_ITP_CPU 3
CLK_ITP_CPU# 3
CLK_MCH_BCLK 6
CLK_MCH_BCLK# 6
PCLK_LAN 17
PCLKPCM 22
PCLK_IO 18,37
PCLK_H8 20
PCLK1394 24
PCLKMINI 15
PCLK_FWH 18
CLK_ICH14 12
CLK_ICH48 12
CB_ICH48 22
*10
14.3M 21
C794
*33PF