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ATSAMR21E18A-MU Tech Specifications

Category RF Transceiver ICs
Manufacturer Microchip
Factory Lead Time 12 Weeks
Contact Plating Tin
Mount Surface Mount
Mounting Type Surface Mount
Package / Case 32-VFQFN Exposed Pad
Number of Pins 32Pins
Memory Types FLASH
Number of I/Os 16I/Os
ROM(word) 262144
Watchdog Timers Yes
Operating Temperature -40°C~85°C
Packaging Tray
Series SMART™ SAM R21
Published 2014
JESD-609 Code e3
Pbfree Code yes
Part Status Active
Moisture Sensitivity Level (MSL) 3 (168 Hours)
Number of Terminations 32Terminations
Type TxRx + MCU
Voltage - Supply 1.8V~3.6V
Terminal Position QUAD
Terminal Form NO LEAD
Terminal Pitch 0.5mm
Frequency 2.4GHz
Base Part Number ATSAMR21E
Interface I2C, SPI, UART, USART, USB
Memory Size 256kB Flash 32kB SRAM
Speed 48 MHz
RAM Size 32kB
Bit Size 32
Has ADC YES
DMA Channels YES
Data Bus Width 32b
PWM Channels YES
DAC Channels NO
Number of Timers/Counters 3Timers/Counters
Core Architecture ARM
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
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 4Serial I/Os
Modulation O-QPSK
Number of External Interrupts 14External Interrupts
Sensitivity (dBm) -99 dBm
On Chip Data RAM Width 8
Number of DMA Channels 12DMA Channels
Length 5mm
Height Seated (Max) 1mm
REACH SVHC No SVHC
RoHS Status ROHS3 Compliant
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