Overview
The ATSAMC20G18A-MU is a microcontroller made by Microchip Technology in a QFN-48(7x7) package with 48 pins. -40℃~+85℃ 12bit 2.7V~5.5V 256KB 32 Bit 32KB 38 48MHz ARM Cortex-M0+ Built-in FLASH QFN-48(7x7) Microcontrollers (MCU/MPU/SOC) ROHS.
PCBKit's library has its KiCad symbol (MCU_Microchip_SAM:ATSAMC20G18A-SAMC21G, from PCBKit's generic symbols), ready for a KiCad board. JLCPCB lists it (part C2055165).
Symbol
Footprint
The library has no footprint for this part yet.
Order codes
2- ATSAMC20G18A-MUTLCSC C2055165
- ATSAMC20G18A-MUTLCSC C614514
Pinout
48| Pin | Name | Type |
|---|---|---|
| 1 | PA00 | Input/output |
| 2 | PA01 | Input/output |
| 3 | PA02 | Input/output |
| 4 | PA03 | Input/output |
| 5 | GNDANA | Unspecified |
| 6 | VDDANA | Unspecified |
| 7 | PB08 | Input/output |
| 8 | PB09 | Input/output |
| 9 | PA04 | Input/output |
| 10 | PA05 | Input/output |
| 11 | PA06 | Input/output |
| 12 | PA07 | Input/output |
| 13 | PA08 | Input/output |
| 14 | PA09 | Input/output |
| 15 | PA10 | Input/output |
| 16 | PA11 | Input/output |
| 17 | VDDIO | Unspecified |
| 18 | GNDIO | Unspecified |
| 19 | PB10 | Input/output |
| 20 | PB11 | Input/output |
| 21 | PA12 | Input/output |
| 22 | PA13 | Input/output |
| 23 | PA14 | Input/output |
| 24 | PA15 | Input/output |
| 25 | PA16 | Input/output |
| 26 | PA17 | Input/output |
| 27 | PA18 | Input/output |
| 28 | PA19 | Input/output |
| 29 | PA20 | Input/output |
| 30 | PA21 | Input/output |
| 31 | PA22 | Input/output |
| 32 | PA23 | Input/output |
| 33 | PA24 | Input/output |
| 34 | PA25 | Input/output |
| 35 | GNDIO | Unspecified |
| 36 | VDDIO | Unspecified |
| 37 | PB22 | Input/output |
| 38 | PB23 | Input/output |
| 39 | PA27 | Input/output |
| 40 | RESET_N | Unspecified |
| 41 | PA28 | Input/output |
| 42 | GNDIO | Unspecified |
| 43 | VDDCORE | Unspecified |
| 44 | VDDIN | Unspecified |
| 45 | PA30 | Input/output |
| 46 | PA31 | Input/output |
| 47 | PB02 | Input/output |
| 48 | PB03 | Input/output |
Questions
Is there a KiCad symbol and footprint for the ATSAMC20G18A-MU?
Yes. The symbol is MCU_Microchip_SAM:ATSAMC20G18A-SAMC21G, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the ATSAMC20G18A-MU?
QFN-48(7x7), with 48 pins.
Where is the ATSAMC20G18A-MU datasheet?
Microchip Technology publishes it: the Datasheet link on this page opens it.
Where can I order the ATSAMC20G18A-MU?
JLCPCB lists it as part C2055165, with 0 in stock; the sellers' links on this page open their listings.
What can replace the ATSAMC20G18A-MU?
Parts like it in the library: the WS8100F5EQ4 by wisesun, the ADUCM360BCPZ128-R7 by Analog Devices, the CW32L031C8U6 by CW and the HK32F403CBU7 by HK. Check their datasheets: a part that fits the footprint may still differ in its ratings.
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