ATSAMR21E18A-MU
Microchip TechnologyExtended
-40℃~+85℃ -99dBm 1.8V~3.6V 11.3mA 2.4GHz 250Kbps 4dBm 7.2mA 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 QFN-32-EP(5x5) Microcontrollers (MCU/MPU/SOC) ROHS
- Part id
- microchip/ATSAMR21E18A-MU
- Category
- RF Transceiver ICs
- Package
- QFN-32-EP(5x5)
- Pins
- 33
- In stock
- 10 at JLCPCB (C610568)
Overview
The ATSAMR21E18A-MU is a RF Transceiver IC made by Microchip Technology in a QFN-32-EP(5x5) package with 33 pins. -40℃~+85℃ -99dBm 1.8V~3.6V 11.3mA 2.4GHz 250Kbps 4dBm 7.2mA 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 QFN-32-EP(5x5) Microcontrollers (MCU/MPU/SOC) ROHS.
PCBKit's library has its KiCad symbol (EasyEDA_Cloud:ATSAMR21E17A-MU, from EasyEDA) and its footprint (EasyEDA_Cloud:QFN-32_L5.0-W5.0-P0.50-TL-EP3.6, from EasyEDA), ready for a KiCad board. 10 are in stock at JLCPCB (part C610568).
Symbol
Footprint
Pinout
33| Pin | Name | Type |
|---|---|---|
| 1 | XTAL2 | Unspecified |
| 2 | XTAL1 | Unspecified |
| 3 | GNDANA | Unspecified |
| 4 | VDDANA | Unspecified |
| 5 | AVDD | Unspecified |
| 6 | GNDANA | Unspecified |
| 7 | PA06 | Unspecified |
| 8 | PA07 | Unspecified |
| 9 | PA08 | Unspecified |
| 10 | PA09 | Unspecified |
| 11 | GNDANA | Unspecified |
| 12 | RFP | Unspecified |
| 13 | RFN | Unspecified |
| 14 | GNDANA | Unspecified |
| 15 | PA14 | Unspecified |
| 16 | PA15 | Unspecified |
| 17 | PA16 | Unspecified |
| 18 | PA17 | Unspecified |
| 19 | PA18 | Unspecified |
| 20 | PA19 | Unspecified |
| 21 | DVDD | Unspecified |
| 22 | PA24 | Unspecified |
| 23 | PA25 | Unspecified |
| 24 | VDDIO | Unspecified |
| 25 | PA27 | Unspecified |
| 26 | RESET# | Unspecified |
| 27 | PA28 | Unspecified |
| 28 | GND | Unspecified |
| 29 | VDDCORE | Unspecified |
| 30 | VDDIN | Unspecified |
| 31 | PA30 | Unspecified |
| 32 | PA31 | Unspecified |
| 33 | EP | Unspecified |
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Questions
Is there a KiCad symbol and footprint for the ATSAMR21E18A-MU?
Yes. The symbol is EasyEDA_Cloud:ATSAMR21E17A-MU and the footprint EasyEDA_Cloud:QFN-32_L5.0-W5.0-P0.50-TL-EP3.6, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the ATSAMR21E18A-MU?
QFN-32-EP(5x5), with 33 pins. Its footprint is drawn on this page.
Where is the ATSAMR21E18A-MU datasheet?
Microchip Technology publishes it: the Datasheet link on this page opens it.
Where can I order the ATSAMR21E18A-MU?
JLCPCB lists it as part C610568, with 10 in stock; the sellers' links on this page open their listings.
What can replace the ATSAMR21E18A-MU?
Parts like it in the library: the NRF24LE1-F16Q32-R7 by Nordic Semicon, the ATSAMR21E18A-MF by Microchip Technology, the ATA8520D-GHPW by Microchip Technology and the ATSAMR21E16A-MF by Microchip Technology. Check their datasheets: a part that fits the footprint may still differ in its ratings.