ATSAMR21G18A-MU
Microchip TechnologyExtended
-40℃~+85℃ -99dBm 1.8V~3.6V 2.4GHz 250Kbps 4dBm LoRa、ISM Power-on reset function、Power-off reset function、CRC check function、Automatic response function、Automatic retransmission function、DMA function SPI、USART、USB、UART、I2C transceiver QFN-48-EP(7x7) Microcontrollers (MCU/MPU/SOC) ROHS
- Part id
- microchip/ATSAMR21G18A-MU
- Category
- RF Transceiver ICs
- Package
- QFN-48-EP(7x7)
- Pins
- 49
- In stock
- 4 at JLCPCB (C177175)
Overview
The ATSAMR21G18A-MU is a RF Transceiver IC made by Microchip Technology in a QFN-48-EP(7x7) package with 49 pins. -40℃~+85℃ -99dBm 1.8V~3.6V 2.4GHz 250Kbps 4dBm LoRa、ISM Power-on reset function、Power-off reset function、CRC check function、Automatic response function、Automatic retransmission function、DMA function SPI、USART、USB、UART、I2C transceiver QFN-48-EP(7x7) Microcontrollers (MCU/MPU/SOC) ROHS.
PCBKit's library has its KiCad symbol (EasyEDA_Cloud:ATSAMR21G18A-MU, from EasyEDA) and its footprint (EasyEDA_Cloud:QFN-48_L7.0-W7.0-P0.50-TL-EP4.6-1, from EasyEDA), ready for a KiCad board. 4 are in stock at JLCPCB (part C177175).
Symbol
Footprint
Pinout
49| Pin | Name | Type |
|---|---|---|
| 1 | PA00 | Unspecified |
| 2 | PA01 | Unspecified |
| 3 | XTAL2 | Unspecified |
| 4 | XTAL1 | Unspecified |
| 5 | GNDANA | Unspecified |
| 6 | VDDANA | Unspecified |
| 7 | AVDD | Unspecified |
| 8 | GNDANA | Unspecified |
| 9 | PA04 | Unspecified |
| 10 | PA05 | Unspecified |
| 11 | PA06 | Unspecified |
| 12 | PA07 | Unspecified |
| 13 | VDDIO | Unspecified |
| 14 | GND | Unspecified |
| 15 | PA08 | Unspecified |
| 16 | PA09 | Unspecified |
| 17 | GNDANA | Unspecified |
| 18 | RFP | Unspecified |
| 19 | RFN | Unspecified |
| 20 | GNDANA | Unspecified |
| 21 | PA12 | Unspecified |
| 22 | PA13 | Unspecified |
| 23 | PA14 | Unspecified |
| 24 | PA15 | Unspecified |
| 25 | PA16 | Unspecified |
| 26 | PA17 | Unspecified |
| 27 | PA18 | Unspecified |
| 28 | PA19 | Unspecified |
| 29 | GND | Unspecified |
| 30 | DVDD | Unspecified |
| 31 | PA22 | Unspecified |
| 32 | PA23 | Unspecified |
| 33 | PA24 | Unspecified |
| 34 | PA25 | Unspecified |
| 35 | GND | Unspecified |
| 36 | VDDIO | Unspecified |
| 37 | PB22 | Unspecified |
| 38 | PB23 | Unspecified |
| 39 | PA27 | Unspecified |
| 40 | RESET# | Unspecified |
| 41 | PA28 | Unspecified |
| 42 | GND | Unspecified |
| 43 | VDDCORE | Unspecified |
| 44 | VDDIN | Unspecified |
| 45 | PA30 | Unspecified |
| 46 | PA31 | Unspecified |
| 47 | PB02 | Unspecified |
| 48 | PB03 | Unspecified |
| 49 | EP | Unspecified |
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8
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Questions
Is there a KiCad symbol and footprint for the ATSAMR21G18A-MU?
Yes. The symbol is EasyEDA_Cloud:ATSAMR21G18A-MU and the footprint EasyEDA_Cloud:QFN-48_L7.0-W7.0-P0.50-TL-EP4.6-1, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the ATSAMR21G18A-MU?
QFN-48-EP(7x7), with 49 pins. Its footprint is drawn on this page.
Where is the ATSAMR21G18A-MU datasheet?
Microchip Technology publishes it: the Datasheet link on this page opens it.
Where can I order the ATSAMR21G18A-MU?
JLCPCB lists it as part C177175, with 4 in stock; the sellers' links on this page open their listings.
What can replace the ATSAMR21G18A-MU?
Parts like it in the library: the MAX2361EGM by Maxim Integrated (Analog Devices), the MAX2361ETM by Maxim Integrated (Analog Devices), the MAX2363EGM by Maxim Integrated (Analog Devices) and the MAX2363EGM-TD by Maxim Integrated (Analog Devices). Check their datasheets: a part that fits the footprint may still differ in its ratings.