
Schematic Diagrams
L 56 |
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| VDDREF | 1 |
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VCC3 |
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| VDDREF | ||
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BEAD |
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| 15 | VDD |
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| C4 44 |
| C399 |
| C4 38 |
| 19 | |
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| VDD | ||||
C3 84 | C4 41 | C389 | C446 |
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| 27 | |
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| VDD | |||||
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| 30 | |
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| VDD | ||||
.1U | .1U | .1U | .1U |
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| 36 | |
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| VDD | |||||
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| C443 | C3 86 |
| C429 |
| C4 27 | 42 | |
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| VDD | |||||
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| 6 | |
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| 4.7U | 0.01U |
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| 0.01U | VDDPCI | |
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| CLOSE TO CLOCK GENERATOR |
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| 3 | GNDREF | |||
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| 16 | GND |
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| 22 | |
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| GND | |
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| 33 | |
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| GND | |
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| 39 | |
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| GND | |
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| 10 | |
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| GNDPCI | |
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| L57 |
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| CLK2.5V | 47 |
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| V_IO |
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| VDDL CPU | ||
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| BEAD |
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| C3 87 | C3 96 | C395 | C394 | C3 97 |
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| 4.7U | .1U | 0.01U | .1U | 0.01U |
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| 44 | GNDL |
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| CLOSE TO CLOCK GENERATOR |
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| (25) | SCL_AT FF |
| SCL_AT FF | 24 | SCLK |
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| SDA_AT FF | 23 | |||
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| (25) | SDA_AT FF | SDAT A | |||
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| CLOCK SELEC T |
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| CPU RATIO SELEC T |
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| MD44 | MD43 | MD42 | MD41 |
FS3 | FS2 | FS1 | FS0 | CPU | SDRAM | PCI |
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| (NMI) | (INTR) (A20M#) | (IGNNE#) | |
0 | 0 | 0 | 0 | 66 | 100 | 33.3 |
| 1/2 | 0 | 0 | 0 | 0 |
0 | 0 | 0 | 1 | 100 | 100 | 33.3 |
| 1/3 | 0 | 0 | 0 | 1 |
0 | 0 | 1 | 0 | 150 | 100 | 37.5 |
| 1/4 | 0 | 0 | 1 | 0 |
0 | 0 | 1 | 1 | 133 | 100 | 33.3 |
| 1/5 | 0 | 0 | 1 | 1 |
0 | 1 | 0 | 0 | 66.8 | 133.6 | 33.4 |
| 2/5 | 0 | 1 | 0 | 0 |
0 | 1 | 0 | 1 | 100 | 133 | 33.3 |
| 2/7 | 0 | 1 | 0 | 1 |
0 | 1 | 1 | 0 | 100 | 150 | 37.5 |
| 2/9 | 0 | 1 | 1 | 0 |
0 | 1 | 1 | 1 | 133 | 133 | 33.3 |
| 2/11 | 0 | 1 | 1 | 1 |
1 | 0 | 0 | 0 | 66.8 | 66.8 | 33.4 |
| 1/6 | 1 | 0 | 0 | 0 |
1 | 0 | 0 | 1 | 97 | 97 | 32.3 |
| 1/7 | 1 | 0 | 0 | 1 |
1 | 0 | 1 | 0 | 70 | 105 | 35 |
| 1/8 | 1 | 0 | 1 | 0 |
1 | 0 | 1 | 1 | 95 | 95 | 31.7 |
| Reserved | 1 | 0 | 1 | 1 |
1 | 1 | 0 | 0 | 95 | 126.7 | 31.7 |
| 2/13 | 1 | 1 | 0 | 0 |
1 | 1 | 0 | 1 | 112 | 112 | 37.3 |
| 2/15 | 1 | 1 | 0 | 1 |
1 | 1 | 1 | 0 | 97 | 129.3 | 32.2 |
| 2/3 | 1 | 1 | 1 | 0 |
1 | 1 | 1 | 1 | 96.2 | 96.2 | 32.1 |
| 1/2 | 1 | 1 | 1 | 1 |
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| U26 |
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| CPUCLKF | 46 |
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| Z3 08 |
| R4 79 | 22(R) |
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| 45 |
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| CPUCLK0 | R3 41 | 10 | HCLKCPU |
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| CPUCLK1 |
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| HCLKCPU | (1) | |||||||
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| CPUCLK1 | R3 42 | 10 | HCLK630S | |||||
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| CPUCLK2 |
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| HCLK630S | (4) | |||||||
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| FS1/PCICLKF | 7 |
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| R3 48 | 33 | PCLKPIC | PCLKPIC | (1) | |
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| FS2 |
| R3 46 | 33 | PCLK80P | ||||
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| FS2/PCICLK1 |
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| PCLK80 P | (25) | ||||||
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| 9 |
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| PCICLK2 | R3 47 | 33 | PCL K630 S | |||||
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| PCICLK2 |
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| PCLK630S | (11) | |||||||
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| 11 |
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| PCICLK3 | R3 50 | 33 | PCLKTI | |||||
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| PCICLK3 |
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| PCLKTI |
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| 12 |
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| PCICLK4 | R3 67 | 33 | PCLKLPC |
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| PCICLK4 |
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| PCLKLPC | (20) | |||||||
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| 13 |
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| PCICLK5 | R3 68 | 33 | PCLKSIO | |||||
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| PCICLK5 |
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| PCLKSIO | (21) | |||||||
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| 14 |
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| PCICLK6 | R3 81 | 33 | AGPCLK0 | |||||
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| PCICLK6 |
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| AGPCLK0 | (7) | |||||||
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| FS3/REF0 | 2 |
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| FS3 |
| R3 39 | 22 | LPC14M | LPC14M |
| (20) |
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| 48 |
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| REF1 |
| R3 40 | 22 | VOSCI |
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| REF1 |
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| VOSCI |
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| 24_48/CPU2 .5_3 .3V# | 25 |
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| Z3 97 |
| R3 91 | 10K |
| VCC3 |
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| 26 |
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| FS0 |
| R3 92 | 22 | USBCL K |
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| FS0/48MHZ |
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| USBCLK |
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| SDRAM0 | 28 |
| Z309 | TP1 73 |
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| Z311 |
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| SDRAM1 |
| TP1 72 |
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| Z312 |
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| SDRAM2 |
| TP1 71 |
| R3 94 | 22 | DCLKREF |
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| SDRAM3 | 32 |
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| SDRAM3 | DCLKREF | (4) | |||||
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| SDRAM4 | R3 93 | 22 | MEMCLK4 | |||||
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| SDRAM4 |
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| MEMCLK4 | (5) | |||||||
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| SDRAM5 | R3 69 | 22 | MEMCLK3 | |||||
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| SDRAM5 |
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| MEMCLK3 | (5) | |||||||
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| 37 |
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| SDRAM6 | R3 52 | 22 | MEMCLK2 | |||||
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| SDRAM6 |
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| MEMCLK2 | (5) | |||||||
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| SDRAM7 | R3 51 | 22 | MEMCLK1 | |||||
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| SDRAM7 |
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| MEMCLK1 | (5) | |||||||
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| 40 |
| Z310 | TP1 68 |
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| SDRAM_F0 |
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| Z313 |
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| SDRAM_F1 |
| TP1 65 |
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| PD# | 18 |
| Z315 | R382 | 10K | VCC3 |
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| PCI_ST OP# | 21 |
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| PCISTP# | PCISTP# |
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| CPUST P# |
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| CPU_ST OP# |
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| CPUSTP# | (10) | |||
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| SDRAM_STOP |
| R3 88 | 0 |
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X 1 |
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| CLOSE TO CLOCK GENERATOR |
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4 |
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| R3 32 | 1 M |
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Z29 | Y6 | 2 | Z33 |
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| 14.318MHz_DIP |
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| C3 82 |
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| 22P |
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| RN64 |
| 8P4R_ 2.7K |
| 1 | SW6 |
| FS0 | 8 | RN60 | |||
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| 4 | Z5 94 | 12 |
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| 3 | Z5 96 | 2 | 11 |
| FS1 | 7 |
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| 2 | Z5 97 | 3 | 10 |
| FS2 | 6 |
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| VCC3 |
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| 5 | 8 | Z761 | Z761 |
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| R523 | 1K | Z855 | 6 | 7 | Z650 |
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| Z650 | 8P4 R_10 K | |||||||||
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| SW |
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| R524 |
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| BSEL0 | R3 99 | 10K |
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| (1,2) | BSEL0 |
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| BSEL1 | R3 98 | 10K |
| 100K |
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| (1,2) | BSEL1 |
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| VCC3 |
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| (5,6) | MD44 | MD44 |
| R2 23 | 10K(R) |
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| MD43 |
| R2 05 | 10K(R) |
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| (5,6) | MD43 |
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| MD42 |
| R2 13 | 10K(R) |
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| (5,6) | MD42 |
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| MD41 |
| R2 22 | 10K(R) |
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| (5,6) | MD41 |
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CPUCLK0 | C390 |
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CPUCLK1 |
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FS2 |
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C393 |
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PCICLK2 |
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| C420 |
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PCICLK3 | C421 |
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PCICLK4 |
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PCICLK5 |
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C426 |
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FS3 |
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| C385 |
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REF1 |
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C388 |
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FS0 |
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| C445 |
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| 10P | ||
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SDRAM7 |
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C422 |
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SDRAM6 |
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| C428 |
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SDRAM5 |
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C439 |
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SDRAM4 |
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| C440 |
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SDRAM3 |
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C447 |
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PCICLK6 |
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| C437 |
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FS1 | C442 |
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| VCC3 |
PCISTP# | R3 90 | 10K |
CPUSTP# | R3 89 | 10K |
SDRAM_STOP | R4 80 | 10K(R) |
T itle | CLOCK GENERATOR |
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Size | Document Number |
| Rev | |||
Custom |
| 2.0 | ||||
Date: | Monday, March 05, 2001 |
| Sheet | 3 | of 31 |
B - 3