ATSAMR21G18A-MU
RoHS 
RoHS compliant
RoHS compliantPackage 48-VFQFN Exposed Pad
Category RF/IF and RFID / RF Transceiver ICs
Description
ATMEL ATSAMR21G18A-MU32 Bit Microcontroller, SAM R21 Series, ARM Cortex-M0+, 48 MHz, 256 KB, 32 KB, 48 Pins, QFN
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Buying Options
Total Price: USD $5.87
Unit Price: USD $5.8696
≥1 USD $5.8696
≥10 USD $5.3416
≥100 USD $5.335
Inventory: 407
Minimum: 1
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Technical Details
Compliance
Lead Free Lead Free
RoHS Status ROHS3 Compliant
REACH SVHC No SVHC
Dimensions
Length 7mm
Height Seated (Max) 1mm
Technical
Number of DMA Channels 12
On Chip Data RAM Width 8
Sensitivity (dBm) -99 dBm
Number of External Interrupts 15
Modulation O-QPSK
Number of Serial I/Os 5
Current - Transmitting 7.2mA~13.8mA
Current - Receiving 11.3mA~11.8mA
Serial Interfaces I2C, SPI, UART, USART, USB
Data Rate (Max) 250kbps
RAM (words) 32000
RF Family/Standard General ISM > 1GHZ
Integrated Cache YES
Power - Output 4dBm
Format FIXED POINT
Low Power Mode YES
CPU Family CORTEX-M0
On Chip Program ROM Width 8
Core Architecture ARM
Number of Timers/Counters 6
DAC Channels NO
PWM Channels YES
Data Bus Width 32b
DMA Channels YES
Has ADC YES
Watchdog Timer Yes
Bit Size 32
Memory Type FLASH
RAM Size 32kB
Number of I/O 28
Memory Size 256kB Flash 32kB SRAM
Interface I2C, SPI, UART, USART, USB
Base Part Number ATSAMR21G
Time@Peak Reflow Temperature-Max (s) NOT SPECIFIED
Frequency 2.4GHz
Terminal Pitch 0.5mm
Peak Reflow Temperature (Cel) NOT SPECIFIED
Terminal Form NO LEAD
Terminal Position QUAD
Voltage - Supply 1.8V~3.6V
Technology CMOS
Type TxRx + MCU
Number of Terminations 48
Moisture Sensitivity Level (MSL) 3 (168 Hours)
Part Status Active
Pbfree Code yes
JESD-609 Code e3
Series SMART? SAM R21
Published 2014
Packaging Tray
Operating Temperature -40°C~85°C
Physical
Number of Pins 48
Package / Case 48-VFQFN Exposed Pad
Mounting Type Surface Mount
Mount Surface Mount
Contact Plating Tin
Supply Chain
Factory Lead Time 12 Weeks
Alternative Model
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