
Power Plane Layout
Table 2. 41110 Decoupling Guidelines
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| 41110 | C |
| ESR | ESL | # of |
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Voltage Plane | Voltage | Bridge | Package | Location | |||||
(uF) | (mΩ) | (nH) | Caps | ||||||
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| Pins |
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3.3V | VCC33 | 0.1 | 0603 | 50- | 1.0- | 5 | Beneath 41110 | ||
Voltage | 300 | 3.0 | Bridge BGA | ||||||
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3.3V | VCC33 |
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| 50- | 1.0- |
| As close as design | ||
1.0 | 0603 | 2 | rules will allow to | ||||||
Voltage | 300 | 3.0 | |||||||
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| 41110 Bridge BGA | ||||
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3.3V | VCC33 |
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| 50- | 1.0- |
| As close as design | ||
10 | 1206 | 3 | rules will allow to | ||||||
Voltage | 300 | 3.0 | |||||||
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| 41110 Bridge BGA | ||||
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Core Voltage | 1.5V | VCC15 | 0.1 | 0603 | 200 | 2.0 | 5 | Beneath 41110 | |
Bridge BGA | |||||||||
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Core Voltage | 1.5V | VCC15 |
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| As close as design | |
1.0 | 0805 | 200 | 2.3 | 5 | rules will allow to | ||||
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| 41110 BridgeBGA | |
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Core Voltage | 1.5V | VCC15 |
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| As close as design | |
10 | 1206 | 200 | 1.9 | 2 | rules will allow to | ||||
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| 41110 Bridge BGA | |
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PCI Express | 1.5V | VCCPE | 0.1 | 0603 | 200 | 2.0 | 3 | Beneath41110 | |
Voltage | Bridge BGA | ||||||||
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PCI Express | 1.5V | VCCPE |
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| As close as design | |
1 | 0805 | 200 | 2.3 | 4 | rules will allow to | ||||
Voltage | |||||||||
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| 41110 Bridge BGA | ||
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PCI Express | 1.5V | VCCPE |
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| As close as design | |
10 | 1206 | 200 | 1.9 | 2 | rules will allow to | ||||
Voltage | |||||||||
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| 41110 Bridge BGA | ||
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4.2Split Voltage Planes
There are two 1.5V voltage planes that supply power to the 41110:
•VCC15:1.5V ±5% (1.5V core voltage)
•VCCPE:1.5V ±3% (1.5V PCI Express voltage)
The 41110 Bridge core (VCC15),
Intel® 41110 Serial to Parallel PCI Bridge Design Guide | 19 |