Mobile Intel Pentium 4 Processor - M and Intel 845MP/MZ Chipset Platform Design Guide

A
A
B
B
C
C
D
D
E
E
4 4
3 3
2 2
1 1
VR Interposer Headers
VR PWRGD CIRCUIT
Note: With pin 13 high, B input goes to
C output. With pin 13 low, A input
goes to C output.
Connector 2
(rows C,D)
Connector 1
(rows A,B)
1-2
2-3
Willamette-N
Northwood
CPU J21 J38
123456
JUMPER SETTINGS
OFF
ON = Shunt jumper or set switch to ON
OFF= No Shunt in jumper or switch OFF
V
1-2
2-3
Willamette-N installed
- Install R257
- Switch 4 Positio n6=off
- +VCC_CORE = 1.7V
- +VCC_CORE set by switch 4
Northwood installed
- Remove R257
- Switch 4 Positio n6=on
- +VCC_CORE = 1.0V
- +VCC_CORE set by
switch 4 in deeper sleep
- +VCC_CORE set by CPU in Normal
( 1.3V Normal, 1.2V Geyserville )
May need a 0 ohm
for Willamette-N
CPU VOLTAGE REGULATOR MODULE (1/3)
36 42
845MP/MZ Platformm
Title
Rev
Sheet of
Project:
INTERPOSER_PRES#
OFF_BOARD_VR_PWRGD
STRAP_VID0
STRAP_VID4
STRAP_VID1
STRAP_VID2
STRAP_VID3
INTERPOSER_PRES#
ON_BOARD_VCCVID_ON
VID3_LED
VID2_LED
VID1_LED
VID4_LED
OFF_BOARD_VR_PWRGD
H_VID1
H_VID0
H_VID2
H_VID4
H_VID3
OFF_BOARD_VR_ON
INTERPOSER_PRES#
TP_OFF_BOARD_VCC_VID_PWRGD
VID0_LED
ON_BOARD_VR_PWRGD37
VR_VID0 28,37
VR_VID1 28,37
PM_STPCPU#14,16,34,37
VR_VID328,37
VR_VID428,37
VR_VID2 28,37
PM_GMUXSEL 16,34
PM_DPRSLPVR 16,34,37
+VCC_VID
3,5
+V5S
4,9,17,19,20,24,31,32,33,35,37,40
+V3.3S 4,5,6,9,10,14,17,19,23,28,29,30,31,32,33,37,40
+VDC37,38,40
+V5S4,9,17,19,20,24,31,32,33,35,37,40
+V5S 4,9,17,19,20,24,31,32,33,35,37,40
+V3.3S 4,5,6,9,10,14,17,19,23,28,29,30,31,32,33,37,40
+V3.3S4,5,6,9,10,14,17,19,23,28,29,30,31,32,33,37,40
+V3.3S
4,5,6,9,10,14,17,19,23,28,29,30,31,32,33,37,40
+V3.3S4,5,6,9,10,14,17,19,23,28,29,30,31,32,33,37,40 +V3.3S 4,5,6,9,10,14,17,19,23,28,29,30,31,32,33,37,40
+VDC37,38,40
+V5S
4,9,17,19,20,24,31,32,33,35,37,40
+V3.3S 4,5,6,9,10,14,17,19,23,28,29,30,31,32,33,37,40
+V3.3
14,17,19,21,24,27,29,34,40
+V3.3S
4,5,6,9,10,14,17,19,23,28,29,30,31,32,33,37,40
+V3.3S4,5,6,9,10,14,17,19,23,28,29,30,31,32,33,37,40
+V3.3S 4,5,6,9,10,14,17,19,23,28,29,30,31,32,33,37,40
+V3.3S
4,5,6,9,10,14,17,19,23,28,29,30,31,32,33,37,40
VR_ON29,34
PM_DPRSLPVR
16,34,37
H_VID[4:0]3
VR_VID0 28,37
VR_VID1 28,37
VR_VID2 28,37
VR_VID3 28,37
VR_VID4 28,37
PM_PWROK 16,21,29,34
ON_BOARD_VR_ON 37
PWR_PWROK29,40
MASTER_RESET#3,5,40
VR_SHUT_DOWN#29
H_THRMTRIP#5
+VCC_CORE
3,4,5,7,15,17,37,38
+VCC_VID 3,5
+V1.5S7,9,40
+V3.3
14,17,19,21,24,27,29,34,40
+V3.314,17,19,21,24,27,29,34,40
VR_PWRGD_CK408# 14
+V3.314,17,19,21,24,27,29,34,40
+V3.314,17,19,21,24,27,29,34,40
+V3.314,17,19,21,24,27,29,34,40
+V3.3
14,17,19,21,24,27,29,34,40
+V3.3
14,17,19,21,24,27,29,34,40
VCC_VIDPWRGD 5
+V3.3S
4,5,6,9,10,14,17,19,23,28,29,30,31,32,33,37,40
VR_PWRGD 16,34
+V3.3S
4,5,6,9,10,14,17,19,23,28,29,30,31,32,33,37,40
+V3.3S
4,5,6,9,10,14,17,19,23,28,29,30,31,32,33,37,40
+V3.3S
4,5,6,9,10,14,17,19,23,28,29,30,31,32,33,37,40
+V3.3S
4,5,6,9,10,14,17,19,23,28,29,30,31,32,33,37,40
+V3.3S
4,5,6,9,10,14,17,19,23,28,29,30,31,32,33,37,40
R282
100K
RP95C
8.2K
36
C66
100PF
U5B
74HC08
4
5
7
6
14
J58
20x2_Header
21
4
6
3
8
10
5
12
14
7
16
9
11
13
15
17 18
19 20
21 22
23 24
25 26
27 28
29 30
31 32
33 34
35 36
37 38
39 40
U50B
74HC00
4
5
6
7
14
DS21
GREEN
1 2
SW4C
3 10
R226
330
C69 47pF
U13
TPS62000
1
23
4
5
6
7
8
9
10
VIN
FCGND
PG
FB
ILIM
SYNC
EN
L
PGND
R186
330
U11A
74HC08
1
2
7
3
14
U5C
74HC08
9
10
7
8
14
U59B
74AHC132
5
6
14
7
4
B
Y
VCC
GND
A
CON3_HDR
J21
3
2
1
DS22
GREEN
1 2
C53
10UF
U59D
74AHC132
13
11
14
7
12
B
Y
VCC
GND
A
R257
NO_STUFF_8.2K
R225
1K
DS20
GREEN
1 2
R270
100K
SW4D
4 9
C331
0.01UF
U11B
74HC08
4
5
7
6
14
U5D
74HC08
12
13
7
11
14
U5A
74HC08
1
2
7
3
14
RP13C
1K
36
R326
100K_1%
R272
1M
R34
680K
DS19
GREEN
1 2
R285
10K
U11C
74HC08
9
10
7
8
14
RP13B
1K
27
RP13D
1K
45
RP95A
8.2K
18
R56
27.4K_1%
SW4E
5 8
R291
10K
R203
330
DS18
GREEN
1 2
U50C
74HC00
10
9
8
7
14
C359
0.1UF
Q26
2N3904
1
3
2
U59A
74AHC132
2
3
14
7
1
B
Y
VCC
GND
A
RP13A
1K
18
R57
9.76k_1%
1
2
R198
330
SW4B
2 11
R327
165k_1%
1
2
C63
0.1UF
R421
NO_STUFF_0
R188
8.2K
U59C
74AHC132
10
8
14
7
9
B
Y
VCC
GND
A
U50A
74HC00
1
2
3
7
14
L3 10uH
1 2
RP95B
8.2K
27
SW4A
6Pos_DIP
1 12
C647
0.1UF
SW4F
6 7
R50
0
U38
Bus_Switch_74CBT3383
3
7
11
17
21
4
8
14
18
22
1
13
2
6
10
16
20
5
9
15
19
23
24
12
A0
A1
A2
A3
A4
B0
B1
B2
B3
B4
BE#
BX
C0
C1
C2
C3
C4
D0
D1
D2
D3
D4
VCC
GND
R2498.2K
+
-
C80
33UF
12
J53
20x2_Header
21
4
6
3
8
10
5
12
14
7
16
9
11
13
15
17 18
19 20
21 22
23 24
25 26
27 28
29 30
31 32
33 34
35 36
37 38
39 40
C326
0.1UF
U50D
74HC00
13
12
11
7
14
CON3_HDR
J38
3
2
1
R212
330
R19
100K
U11D
74HC08
12
13
7
11
14
R187
1K
246
Design Guide