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nRF51x22-QFxx
Multiprotocol BLE/2.4GHz Cortex-M0+ SoC
Schematic Symbol
Pin Configuration (49 pins)
| Pin | Name | Type |
|---|---|---|
| 1 | VDD | power_in |
| 2 | DCC | power_out |
| 3 | P0.30 | bidirectional |
| 4 | P0.0 | bidirectional |
| 5 | P0.1 | bidirectional |
| 6 | P0.2 | bidirectional |
| 7 | P0.3 | bidirectional |
| 8 | P0.4 | bidirectional |
| 9 | P0.5 | bidirectional |
| 10 | P0.6 | bidirectional |
| 11 | P0.7 | bidirectional |
| 12 | VDD | passive |
| 13 | VSS | power_in |
| 14 | P0.8 | bidirectional |
| 15 | P0.9 | bidirectional |
| 16 | P0.10 | bidirectional |
| 17 | P0.11 | bidirectional |
| 18 | P0.12 | bidirectional |
| 19 | P0.13 | bidirectional |
| 20 | P0.14 | bidirectional |
| 21 | P0.15 | bidirectional |
| 22 | P0.16 | bidirectional |
| 23 | SWDIO/~{RST} | bidirectional |
| 24 | SWDCLK | input |
| 25 | P0.17 | bidirectional |
| 26 | P0.18 | bidirectional |
| 27 | P0.19 | bidirectional |
| 28 | P0.20 | bidirectional |
| 29 | DEC2 | passive |
| 30 | VDD_PA | power_out |
| 31 | ANT1 | output |
| 32 | ANT2 | output |
| 33 | VSS | passive |
| 34 | VSS | passive |
| 35 | AVDD | power_in |
| 36 | AVDD | passive |
| 37 | XC1 | input |
| 38 | XC2 | input |
| 39 | DEC1 | passive |
| 40 | P0.21 | bidirectional |
| 41 | P0.22 | bidirectional |
| 42 | P0.23 | bidirectional |
| 43 | P0.24 | bidirectional |
| 44 | P0.25 | bidirectional |
| 45 | P0.26 | bidirectional |
| 46 | P0.27 | bidirectional |
| 47 | P0.28 | bidirectional |
| 48 | P0.29 | bidirectional |
| 49 | EP | power_in |
Footprint
ConfirmedPackage_DFN_QFN/QFN-48-1EP_6x6mm_P0.4mm_EP4.6x4.6mm
Pad Layout
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Pads (58)
| 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 |
| 34 | smd |
| 35 | smd |
| 36 | smd |
| 37 | smd |
| 38 | smd |
| 39 | smd |
| 40 | smd |
| 41 | smd |
| 42 | smd |
| 43 | smd |
| 44 | smd |
| 45 | smd |
| 46 | smd |
| 47 | smd |
| 48 | smd |
| 49 | smd |