Operating Temperature -40°C~85°C
Packaging Tape & Reel (TR)
Published 2014
Series SMART? SAM R21
JESD-609 Code e3
Pbfree Code yes
Part Status Active
Moisture Sensitivity Level (MSL) 3 (168 Hours)
Number of Terminations 48
Type TxRx + MCU
Terminal Finish Matte Tin (Sn)
Technology CMOS
Voltage - Supply 1.8V~3.6V
Terminal Position QUAD
Terminal Form NO LEAD
Terminal Pitch 0.5mm
Frequency 2.4GHz
Base Part Number ATSAMR21G
Interface I2C, SPI, UART, USART, USB
Memory Size 256kB Flash 32kB SRAM
Number of I/O 28
Bit Size 32
Has ADC YES
DMA Channels YES
PWM Channels YES
DAC Channels NO
ROM (words) 262144
On Chip Program ROM Width 8
CPU Family CORTEX-M0
Low Power Mode YES
Format FIXED POINT
Power - Output 4dBm
Integrated Cache YES
RF Family/Standard General ISM > 1GHZ
RAM (words) 32000
Data Rate (Max) 250kbps
Serial Interfaces I2C, SPI, UART, USART, USB
Current - Receiving 11.3mA~11.8mA
Current - Transmitting 7.2mA~13.8mA
Number of Serial I/Os 5
Number of Timers 6
Modulation O-QPSK
Number of External Interrupts 15
Sensitivity (dBm) -99 dBm
On Chip Data RAM Width 8
GPIO 28
Number of DMA Channels 12