Part Status
Active
Core Processor
ARM® Cortex®-M0+
Core Size
32-Bit
Speed
48MHz
Connectivity
I²C, LINbus, SPI, UART/USART, USB
Peripherals
Brown-out Detect/Reset, DMA, I²S, POR, PWM, WDT
Number of I/O
26
Program Memory Size
256KB (256K x 8)
Program Memory Type
FLASH
EEPROM Size
-
RAM Size
32K x 8
Voltage - Supply (Vcc/Vdd)
1.62V ~ 3.6V
Data Converters
A/D 10x12b; D/A 1x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C (TA)
Mounting Type
Surface Mount
Package / Case
32-VFQFN Exposed Pad
Supplier Device Package
32-VQFN (5x5)
Base Product Number
ATSAMD21
dS3484
erial ports - 2 x TTL level serial ports, 1 x RS485 port..
dS378
Serial ports - 2 x TTL level serial ports, 1 x RS485 port.
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