power-rail name | nominal voltage (V) | maximum current (A) | power source | system supply | user supply |
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Vb2b | 4.0 to 7.0 | 4.0 (4 pin × 1.0 A/pin) | JM5 | module | - |
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Vusb | 5.0 | 0.5 | J1 | module | - |
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Vsup | 4.0 to 7.0 | < 0.5 | Vusb | 3 × DC/DC DC/DC sync power-fail | JM5 (≤1.0 A) |
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< 4 | Vb2b | 3.3V | 3.3 | 3.0 | Vsup â-º â–º DC/DC | module | JM4 (≤1.0 A) JM5 (≤1.0 A) |
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2.5V | 2.5 | 3.0 | Vsup â-º â–º DC/DC | DDR SDRAM | JM5 (≤1.0 A) |
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1.2V | 1.2 | 3.0 | Vsup â-º â–º DC/DC | VCCINT | JM5 (≤1.0 A) |
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VCCAUX | 2.5 | 0.3 | 3.3V â-º â–º LDO | VCCAUX | JM4 (≤1.0 A) |
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3.3 | < 3.0 | 3.3V | VCCCIO0 | 2.5 | < 3.0 | 2.5V | VCCO (bank 0) | JM4 (≤1.0 A) |
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3.3 | < 3.0 | 3.3V | JM4 (≤1.0 A) | 1.10 to 3.60 | 2.0 (2 pin × 1.0 A/pin) | JM4 (30 + 44) | JM4 (30 / 44) | |