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ATtiny87-M
16MHz, 8kB Flash, 512B SRAM, 512B EEPROM, debugWIRE, QFN-32
Schematic Symbol
Pin Configuration (33 pins)
| Pin | Name | Type |
|---|---|---|
| 1 | NC | no_connect |
| 2 | NC | no_connect |
| 3 | PA3 | bidirectional |
| 4 | AVCC | power_in |
| 5 | AGND | power_in |
| 6 | NC | no_connect |
| 7 | NC | no_connect |
| 8 | NC | no_connect |
| 9 | PA4 | bidirectional |
| 10 | PA5 | bidirectional |
| 11 | PA6 | bidirectional |
| 12 | AREF/PA7 | bidirectional |
| 13 | NC | no_connect |
| 14 | ~{RESET}/PB7 | bidirectional |
| 15 | PB6 | bidirectional |
| 16 | NC | no_connect |
| 17 | NC | no_connect |
| 18 | XTAL2/PB5 | bidirectional |
| 19 | XTAL1/PB4 | bidirectional |
| 20 | VCC | power_in |
| 21 | GND | power_in |
| 22 | NC | no_connect |
| 23 | NC | no_connect |
| 24 | NC | no_connect |
| 25 | PB3 | bidirectional |
| 26 | PB2 | bidirectional |
| 27 | PB1 | bidirectional |
| 28 | PB0 | bidirectional |
| 29 | PA0 | bidirectional |
| 30 | PA1 | bidirectional |
| 31 | PA2 | bidirectional |
| 32 | NC | no_connect |
| 33 | GND | passive |
Footprint
ConfirmedPackage_DFN_QFN/QFN-32-1EP_5x5mm_P0.5mm_EP3.1x3.1mm
Pad Layout
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1
2
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5
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8
9
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21
22
23
24
25
26
27
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29
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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 |