ATSAMD51G18A
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            CoreCortex-M4 
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            FamilySAMD51 
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          CMSIS PackSAMD51_DFP
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        Features Device ATSAMD51G18A 
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          MemoryIRAM1 128 KiB IRAM2 32 KiB IRAM3 32 KiB IRAM4 8 KiB IROM1 256 KiB 
Cortex-M4
SAMD51
| Features | Device ATSAMD51G18A | 
|---|
| Memory | |
|---|---|
| IRAM1 | 128 KiB | 
| IRAM2 | 32 KiB | 
| IRAM3 | 32 KiB | 
| IRAM4 | 8 KiB | 
| IROM1 | 256 KiB |