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ATSAMD21E15B-M
SAM D21 Microchip SMART ARM-based Flash MCU, 48Mhz, 32K Flash w/ 1K RWW, 4K SRAM, QFN-32
Schematic Symbol
Pin Configuration (33 pins)
| Pin | Name | Type |
|---|---|---|
| 1 | PA00 | bidirectional |
| 2 | PA01 | bidirectional |
| 3 | PA02 | bidirectional |
| 4 | PA03 | bidirectional |
| 5 | PA04 | bidirectional |
| 6 | PA05 | bidirectional |
| 7 | PA06 | bidirectional |
| 8 | PA07 | bidirectional |
| 9 | VDDANA | power_in |
| 10 | GND | power_in |
| 11 | PA08 | bidirectional |
| 12 | PA09 | bidirectional |
| 13 | PA10 | bidirectional |
| 14 | PA11 | bidirectional |
| 15 | PA14 | bidirectional |
| 16 | PA15 | bidirectional |
| 17 | PA16 | bidirectional |
| 18 | PA17 | bidirectional |
| 19 | PA18 | bidirectional |
| 20 | PA19 | bidirectional |
| 21 | PA22 | bidirectional |
| 22 | PA23 | bidirectional |
| 23 | PA24 | bidirectional |
| 24 | PA25 | bidirectional |
| 25 | PA27 | bidirectional |
| 26 | ~{RESET} | input |
| 27 | PA28 | bidirectional |
| 28 | GND | passive |
| 29 | VDDCORE | power_out |
| 30 | VDDIN | power_in |
| 31 | PA30 | bidirectional |
| 32 | PA31 | bidirectional |
| 33 | EP | passive |
Footprint
ConfirmedPackage_DFN_QFN/QFN-32-1EP_5x5mm_P0.5mm_EP3.6x3.6mm
Pad Layout
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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 |