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MCP39F521
Power Monitor, Calculation and Energy Accumulation, I2C, 16-bit, QFN-28
Schematic Symbol
Pin Configuration (29 pins)
| Pin | Name | Type |
|---|---|---|
| 1 | EVENT | output |
| 2 | NC | no_connect |
| 3 | NC | no_connect |
| 4 | COMMON_B | passive |
| 5 | COMMON_A | passive |
| 6 | OSCI | input |
| 7 | OSCO | passive |
| 8 | NC | no_connect |
| 9 | NC | no_connect |
| 10 | ~{RESET} | input |
| 11 | AVDD | power_in |
| 12 | A0 | input |
| 13 | SCL | input |
| 14 | SDA | bidirectional |
| 15 | A1 | input |
| 16 | I1+ | input |
| 17 | I1- | input |
| 18 | V1- | input |
| 19 | V1+ | input |
| 20 | AN_IN | input |
| 21 | AGND | power_in |
| 22 | ZCD | output |
| 23 | REFIN+/OUT | bidirectional |
| 24 | DGND | power_in |
| 25 | DVDD | power_in |
| 26 | ~{MCLR} | input |
| 27 | DGND | passive |
| 28 | ~{DR} | output |
| 29 | DGND | passive |
Footprint
ConfirmedPackage_DFN_QFN/QFN-28-1EP_5x5mm_P0.5mm_EP3.35x3.35mm
Pad Layout
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Pads (38)
| Number | Type |
|---|---|
| — | smd |
| — | smd |
| — | smd |
| — | smd |
| — | smd |
| — | smd |
| — | smd |
| — | smd |
| — | smd |
| 1 | smd |
| 2 | smd |
| 3 | smd |
| 4 | smd |
| 5 | smd |
| 6 | smd |
| 7 | smd |
| 8 | smd |
| 9 | smd |
| 10 | smd |
| 11 | smd |
| 12 | smd |
| 13 | smd |
| 14 | smd |
| 15 | smd |
| 16 | smd |
| 17 | smd |
| 18 | smd |
| 19 | smd |
| 20 | smd |
| 21 | smd |
| 22 | smd |
| 23 | smd |
| 24 | smd |
| 25 | smd |
| 26 | smd |
| 27 | smd |
| 28 | smd |
| 29 | smd |