ATSAMR21E18A-MF
RoHS 
RoHS compliant
RoHS compliantPackage 32-VFQFN Exposed Pad
Category RF/IF and RFID / RF Transceiver ICs
Description
SAMR21 32PIN 256K 125C T&R MAC addr - SAMR21 32pin 256K 125C
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Buying Options
Total Price: USD $6.13
Unit Price: USD $6.1336
≥1 USD $6.1336
Inventory: 436
Minimum: 1
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Technical Details
Compliance
RoHS Status ROHS3 Compliant
Dimensions
Width 5mm
Length 5mm
Height Seated (Max) 1mm
Technical
Number of DMA Channels 12
GPIO 16
On Chip Data RAM Width 8
Sensitivity (dBm) -99 dBm
Number of External Interrupts 14
Modulation O-QPSK
Number of Timers 6
Number of Serial I/Os 4
Current - Transmitting 7.2mA~13.8mA
Current - Receiving 11.3mA~11.8mA
Serial Interfaces I2C, SPI, UART, USART, USB
Data Rate (Max) 250kbps
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
ROM (words) 262144
DAC Channels NO
PWM Channels YES
DMA Channels YES
Has ADC YES
Bit Size 32
Speed 48 MHz
Number of I/O 16
Memory Size 256kB Flash 32kB SRAM
Interface I2C, SPI, UART, USART, USB
Base Part Number ATSAMR21E
Frequency 2.4GHz
Terminal Pitch 0.5mm
Terminal Form NO LEAD
Terminal Position QUAD
Voltage - Supply 1.8V~3.6V
Technology CMOS
Terminal Finish Matte Tin (Sn)
Type TxRx + MCU
Number of Terminations 32
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~125°C
Physical
Number of Pins 32
Surface Mount YES
Package / Case 32-VFQFN Exposed Pad
Mounting Type Surface Mount
Supply Chain
Factory Lead Time 12 Weeks
Alternative Model
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