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ATmega8U2-M
16MHz, 8kB Flash, 512B SRAM, 512B EEPROM, QFN-32
Schematic Symbol
Pin Configuration (33 pins)
| Pin | Name | Type |
|---|---|---|
| 1 | XTAL1 | input |
| 2 | PC0/XTAL2 | bidirectional |
| 3 | GND | power_in |
| 4 | VCC | power_in |
| 5 | PC2 | bidirectional |
| 6 | PD0 | bidirectional |
| 7 | PD1 | bidirectional |
| 8 | PD2 | bidirectional |
| 9 | PD3 | bidirectional |
| 10 | PD4 | bidirectional |
| 11 | PD5 | bidirectional |
| 12 | PD6 | bidirectional |
| 13 | ~{HWB}/PD7 | bidirectional |
| 14 | PB0 | bidirectional |
| 15 | PB1 | bidirectional |
| 16 | PB2 | bidirectional |
| 17 | PB3 | bidirectional |
| 18 | PB4 | bidirectional |
| 19 | PB5 | bidirectional |
| 20 | PB6 | bidirectional |
| 21 | PB7 | bidirectional |
| 22 | PC7 | bidirectional |
| 23 | PC6 | bidirectional |
| 24 | PC1/~{RESET} | bidirectional |
| 25 | PC5 | bidirectional |
| 26 | PC4 | bidirectional |
| 27 | UCAP | passive |
| 28 | UGND | power_in |
| 29 | D+ | bidirectional |
| 30 | D- | bidirectional |
| 31 | UVCC | power_in |
| 32 | AVCC | power_in |
| 33 | GND | passive |
Footprint
ConfirmedPackage_DFN_QFN/QFN-32-1EP_5x5mm_P0.5mm_EP3.1x3.1mm
Pad Layout
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1
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5
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9
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23
24
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26
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31
32
33
Pads (42)
| 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 |
| 30 | smd |
| 31 | smd |
| 32 | smd |
| 33 | smd |