Schematic Diagrams
ICH8 Power
5VREF & 5VREF_SUS Sequencing Circuit
U9C
3VS
5VS R560 10_06
| 3V |
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5V | R342 | 10_06 |
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Q18
2N3904
C598 
.1U_X7R_04
5VR EF
Q27
2N3904
C377 
.1U_X7R_04
5VREF_SU S
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| 5VR EF | A15 | V5REF | ||
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| 5VR EF _SUS | A2 | V5REF_SUS | ||
| 1.5VS |
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| G12 | ||
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| VCC1_5_A | |||
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| G15 | VCC1_5_A |
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| C579 | 1U_04 |
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| Y22 | VCC1_5_A | ||
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| C572 | .1U_X7R_04 |
| AB9 | ||||
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| AB13 | VCC1_5_A |
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| VCC1_5_A |
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| V_1P5_CL_INT | A21 | |||
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| VCC_CL_1_5 | ||||
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| 3V |
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| AB14 | ||
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| VCCSUSHDA | |||
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| AC13 | |||
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| 3VS |
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| AB7 | VCCHDA | |
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| VCC3_3 | |
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| C350 |
| AD7 | VCC3_3 | |
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| AE12 | |||
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| 1U_04 |
| AF11 | VCC3_3 | |
1.5VS |
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| C1 | VCC3_3 | |
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| VCCUSBPLL | |||
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| C644 |
| VCC SATAPLL | AH5 | VCCSATAPLL | |||
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| VCC DMI PLL | P28 | VCCDMIPLL | ||
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| .1U_X7R_04 |
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| GLAN_PLL | A25 | VCCGLANPLL | ||
ICH8R 82801HR |
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VCCLAN1_05 | F17 |
| C594 | .1U_X7R_04 |
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VCCLAN1_05 | G17 |
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D1 |
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VCC1_5_A |
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| 1.5VS | ||||
VCC1_5_A | L6 |
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| C582 |
| .1U_X7R_04 | |||||
L7 |
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VCC1_5_A | M6 |
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VCC1_5_A |
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| C626 |
| .1U_X7R_04 |
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VCC1_5_A | M7 |
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W7 |
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| C385 |
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VCC1_5_A |
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| C304 |
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VCC1_5_A | Y7 |
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AA7 |
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VCC1_5_A | A23 |
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| 1.05VS |
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VCC1_05 | B23 |
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VCC1_05 |
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C23 |
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VCC1_05 | D23 |
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VCC1_05 |
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E23 |
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VCC1_05 |
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F23 |
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VCC1_05 | G22 |
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| C320 |
| .1U_X7R_04 | ||
VCC1_05 |
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G23 |
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VCC1_05 |
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| C609 |
| 10U/10V_08 | ||
VCC1_05 | H22 |
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L11 |
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VCC1_05 | L12 |
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| C595 |
| 10U/10V_08 | ||
VCC1_05 |
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B.
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| V_1P5_CL_INT |
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| C326 | C323 |
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| 10U/10V_08 | .1U_X7R_04 |
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1.5VS |
| L33 |
| VC CSATAPLL | |||||||||
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| C368 |
| C360 | |
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| 10U/10V_08 |
| .1U_X7R_04 | |||
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1.5VS |
| L17 |
| VCCD MIPLL | |||||||||
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| C302 |
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| 10U/10V_08 |
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| GLAN_PLL |
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1.5VS |
| L18 |
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| C307 |
| C318 | ||||
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| 10U/10V_08 |
| .1U_X7R_04 | ||||||
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5V | 5V | 13,23,26,27,30..34 | |
5VS | 5VS | 6,13,14,18,19,22,24,26..28,33 | |
3V | 3V | 4,6,10,11,13,21,25..28,30..33 | |
3VS | 3VS 2,6,8..11,13..15,17..22,24..28,31,33 | ||
1.5VS | 1.5VS | 4,9..11,13,25,28,33 | |
1.05VS | 1.05VS | 31 | |
1.25VS | 1.25VS | 6,9,30 | |
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| F3 |
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| 3V |
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| C630 | .1U_X7R_04 | VCCSUS3_3 | ||||||||
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| 3VS |
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| G20 | VCCCL3_3 | |
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| F20 | |||
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| C606 |
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| B26 | VCCCL3_3 | |
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| VCCGLAN1_5 |
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| B25 | |
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| .1U_X7R_04 |
| A27 | VCCGLAN1_5 | ||||
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| A26 | VCCGLAN1_5 |
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| VCCGLAN1_5 | |
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| J22 | |
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| VCC1_5_B | |
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| J23 | |
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| VCC1_5_B | |
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| J24 | |
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| K22 | VCC1_5_B |
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| VCC1_5_B | |
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| K23 | |
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| VCC1_5_B | |
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| K24 | |
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| L22 | VCC1_5_B |
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| VCC1_5_B | |
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| L23 | |
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| VCC1_5_B | |
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| L24 | |
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| M23 | VCC1_5_B |
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| M24 | |
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| VCC1_5_B | |
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| N22 | |
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| C615 |
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| VCC1_5_B | ||||||||
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| N23 | ||||||||||
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| N24 | VCC1_5_B |
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| C303 |
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| 10U/10V_08 |
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| P23 | VCC1_5_B | ||||||||
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| P24 | |
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| C589 |
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| 10U/10V_08 |
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| P25 | VCC1_5_B | ||||||
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| P26 | |
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| C384 |
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| 10U/10V_08 |
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| VCC1_5_B | ||||||
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| R22 | VCC1_5_B | ||||||||
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| R23 | |
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| C577 |
| .1U_X7R_04 |
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| VCC1_5_B | |||||
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| R26 | VCC1_5_B | |||||||
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| R27 | |
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| C632 |
| .1U_X7R_04 |
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| R28 | VCC1_5_B | |||||
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| T23 | |
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| C571 |
| .01U_04 |
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| VCC1_5_B | |||||
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| T24 | VCC1_5_B | |||||||
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| U22 | |
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| C618 |
| 10U/10V_08 |
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| U23 | VCC1_5_B | |||||
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| U24 | |
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| C588 |
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| V23 | VCC1_5_B | ||||||
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| V24 | VCC1_5_B |
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| W22 | VCC1_5_B |
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| VCC1_5_B | |
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| W23 | |
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| W24 | VCC1_5_B |
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| Y23 | |
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| VCC1_5_B | |
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| Y24 | |
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| Y25 | VCC1_5_B |
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| Y26 | VCC1_5_B |
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| AA26 | |
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| AA27 | VCC1_5_B |
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| VCC1_5_B | |
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| 1.5VS |
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| AA28 | |||
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| VCC1_5_B | ||||
1.25VS |
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| AE27 | VCCDMI | |||
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| AE28 | VCCDMI |
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| C576 |
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| C575 | T7 | VCC1_5_A | |
| 1U_04 | U5 | ||
| VCC1_5_A | |||
| .1U_X7R_04 | U6 | ||
| VCC1_5_A | |||
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| V3 | ||
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| VCC1_5_A | ||
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| V4 | ||
C645 | .1U_X7R_04 | VCC1_5_A | ||
V5 | ||||
VCC1_5_A | ||||
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| W1 | ||
C646 | .1U_X7R_04 | VCC1_5_A | ||
W2 | ||||
VCC1_5_A | ||||
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| W3 | ||
C624 | .01U/25V_04 | VCC1_5_A | ||
U7 | ||||
VCC1_5_A | ||||
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| V6 | ||
C590 | 10U/10V_08 | VCC1_5_A | ||
W6 | ||||
VCC1_5_A | ||||
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| Y6 | ||
C631 | 10U/10V_08 | VCC1_5_A | ||
AA5 | ||||
VCC1_5_A | ||||
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| AA6 | ||
C591 | 10U/10V_08 | VCC1_5_A | ||
AB3 | ||||
VCC1_5_A | ||||
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| AB4 | ||
C614 | 10U/10V_08 | VCC1_5_A | ||
AB5 | ||||
VCC1_5_A | ||||
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| AC1 | ||
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| VCC1_5_A | ||
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| AC2 | ||
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| 1.5VS | AC3 | ||
| VCC1_5_A | |||
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VSS_086
N16
VSS_087
N17
VSS_088
N18
VSS_089
N27
VSS_090
N28
VSS_091
P12
VSS_092
P13
VSS_093
P14
VSS_094
P15
VSS_095
P16
VSS_096
P17
VSS_097
P22
VSS_098
P27
VSS_099
R11
VSS_100
R12
VSS_101
R13
VSS_102
R14
VSS_103
R15
VSS_104
R16
VSS_105
R17
VSS_106
R18
VSS_107
T3
VSS_108
T4
VSS_109
T5
VSS_110
T6
VSS_111
T12
VSS_112
T13
VSS_113
T14
VSS_114
T15
VSS_115
T16
VSS_116
T17
VSS_117
T22
VSS_118
T25
VSS_119
T26
VSS_120
U1
VSS_121
U2
VSS_122
U12
VSS_123
U13
VSS_124
U14
VSS_125
U15
VSS_126
U16
VSS_127
U17
VSS_128
U27
VSS_129
U28
VSS_130
V7
VSS_131
V13
VSS_132
V15
VSS_133
V22
ICH 8
PART 3/3
VSS 134 VSS 135 VSS 136 VSS 137 VSS 138 VSS 139 VSS 140 VSS 141 VSS 142 VSS 143 VSS 144 VSS 145 VSS 146 VSS 147 VSS 148 VSS 149 VSS 150 VSS 151 VSS 152 VSS 153 VSS 154 VSS 155 VSS 156 VSS 157 VSS 158 VSS 159 VSS 160 VSS 161 VSS 162 VSS 163 VSS 164 VSS 165 VSS 166 VSS 167 VSS 168 VSS 169 VSS 170 VSS 171 VSS 172 VSS 173 VSS 174 VSS 175 VSS 176 VSS 177 VSS 178 VSS 179 VSS 180 VSS 181 VSS | VSS I CHDET VSSKUMBG VSSAUBG VSSASATABG VSSA3GBG | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
V25 |
| V26 |
| W27 |
| W28 |
| Y3 |
| Y4 |
| Y5 |
| AA1 |
| AA2 |
| AA23 |
| AB12 |
| AB24 |
| AB25 |
| AB26 |
| AC6 |
| AC9 |
| AC15 |
| AC18 |
| AC21 |
| AC27 |
| AC28 |
| AD3 |
| AD4 |
| AD5 |
| AD11 |
| AD26 |
| AE1 |
| AE2 |
| AE5 |
| AE8 |
| AE14 |
| AE17 |
| AE20 |
| AE23 |
| AF3 |
| AF4 |
| AG1 |
| AG2 |
| AG5 |
| AG11 |
| AG25 |
| AG27 |
| AH3 |
| AH4 |
| AH13 |
| AH16 |
| AH19 |
| AH22 |
| G5 |
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| AH8 |
| AF27 |
| P4 |
| F4 |
| B22 |
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VCC1_05 | L14 |
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| C580 |
| .1U_X7R_04 |
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VCC1_05 | L16 |
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L17 |
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VCC1_05 |
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| C581 |
| .1U_X7R_04 |
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VCC1_05 | L18 |
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M11 |
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VCC1_05 | M18 |
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| C596 |
| 10U/10V_08 |
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VCC1_05 |
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P11 |
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VCC1_05 | P18 |
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| C608 |
| 10U/10V_08 |
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VCC1_05 |
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T11 |
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VCC1_05 |
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| C319 |
| 1U_04 |
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VCC1_05 | T18 |
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U11 |
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VCC1_05 | U18 |
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| C603 |
| 1U_04 |
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VCC1_05 |
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V11 |
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VCC1_05 | V12 |
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| C605 |
| 1U_04 |
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VCC1_05 | V14 |
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VCC1_05 |
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| C583 |
| 1U_04 |
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VCC1_05 | V16 |
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V17 |
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VCC1_05 | V18 |
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VCC1_05 |
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AD25 |
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| 1.2VS | 4..6,9,15..17,30 | |||
V_CPU_IO |
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V_CPU_IO | AE26 |
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| C308 | 10U/10V_08 |
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VCC3_3 | AF28 |
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| C315 | .1U_X7R_04 |
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P5 |
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| 3VS |
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VCC3_3 | A22 |
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VCCGLAN3_3 | A6 |
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| C322 |
| .1U_X7R_04 |
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VCC3_3 |
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B4 |
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VCC3_3 |
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| C625 |
| .1U_X7R_04 |
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VCC3_3 | B15 |
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B18 |
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VCC3_3 | C8 |
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| C628 |
| 10U/10V_08 |
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VCC3_3 |
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C10 |
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VCC3_3 |
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| C600 |
| 10U/10V_08 |
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VCC3_3 | D14 |
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E10 |
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VCC3_3 | F11 |
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| C347 |
| 10U/10V_08 |
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VCC3_3 |
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G14 |
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VCC3_3 |
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| C627 |
| .1U_X7R_04 |
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VCCLAN3_3 | F19 |
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| R550 | 0_04 |
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G19 |
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VCCLAN3_3 |
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N6 |
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| 3V |
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VCCSUS3_3 |
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VCCSUS3_3 | N7 |
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P1 |
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VCCSUS3_3 | P2 |
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| C639 |
| .1U_X7R_04 |
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VCCSUS3_3 |
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P3 |
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VCCSUS3_3 |
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| C387 |
| 10U/10V_08 |
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VCCSUS3_3 | P6 |
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P7 |
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VCCSUS3_3 |
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| C388 |
| .1U_X7R_04 |
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VCCSUS3_3 | R3 |
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R4 |
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VCCSUS3_3 | R5 |
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| C616 |
| 10U/10V_08 |
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VCCSUS3_3 | R6 |
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VCCSUS3_3 |
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| C617 |
| 10U/10V_08 |
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VCCSUS3_3 | R7 |
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AB16 |
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VCCSUS3_3 | AB21 |
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VCCSUS3_3 |
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AC20 |
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VCCSUS3_3 |
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AD18 |
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VCCSUS3_3 | AF19 |
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VCCSUS3_3 |
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J6 | VCCSUS_1_05 |
| C623 |
| .1U/10V_X7R_04 |
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VCCSUS1_05 |
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AB17 |
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| C597 |
| .1U/10V_X7R_04 |
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VCCSUS1_05 |
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A20 |
| V_1P05EP_IN T |
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VCCCL1_05 |
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VCCSUS1_5 | J7 |
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| C331 |
| C328 | |
VCCSUS1_5 | AB15 |
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| V_1P5_SB_INT |
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| C619 |
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| C601 |
| 10U/10V_08 |
| .1U/10V_X7R_04 | |||||
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4.7U/10V_08 1U_04
Sheet 12 of 40
ICH8 Power
Schematic Diagrams
ICH8 Power B - 13