Microchip Technology ATSAMD21E18A-MU, 32bit ARM Cortex M0+ Microcontroller, 48MHz, 256 kB Flash, 32-Pin QFN

  • RS Stock No. 133-0941
  • Mfr. Part No. ATSAMD21E18A-MU
  • Manufacturer Microchip
Technical data sheets
Legislation and Compliance
RoHS Certificate of Compliance
Product Details

ATSAMD21 ARM® Cortex®-M0+ Microcontrollers

ATSAMD21 ARM® Cortex®-M0+ Microcontrollers are SMART™ ARM-based microcontrollers designed for migration with identical peripheral modules, hex compatible code, identical linear address map and pin compatible migration paths between all devices within the SMART™ series. The microcontrollers also contain support for capacitive touch button slider and wheel user interfaces.

Features & Benefits of the ATSAMD21 Microcontrollers
•In-system programmable flash
•12-channel direct memory access
•12-channel Atmel Event System
•Up to 52 I/O pins
•32-bit real time clock and calendar
•Up to 5 16-bit Timers/Counters (TC)
•Up to 3 24-bit Timers/Counters (TCC)
•1 full-speed USB 2.0 embedded host and device interface
•2-pin serial wire debug (SWD) program and debug interface

Attribute Value
Family Name SAM D21
Package Type QFN
Mounting Type Surface Mount
Pin Count 32
Device Core ARM Cortex M0+
Data Bus Width 32bit
Program Memory Size 256 kB
Maximum Frequency 48MHz
RAM Size 32 kB
Number of PWM Units 1
ADC Channels 10
Typical Operating Supply Voltage 3.3 V
Maximum Operating Temperature +85 °C
Timers 1 (3 x 24 bit), 1 (5 x 16 bit)
Length 5mm
ADCs 1(10 x 12 bit)
Number of ADC Units 1
Pulse Width Modulation 1(18 Channel)
Timer Resolution 16 bit, 24 bit
Height 0.95mm
PWM Channels 18
Width 5mm
ADC Resolution 12bit
Dimensions 5 x 5 x 0.95mm
Minimum Operating Temperature -40 °C
Instruction Set Architecture ARM v6
Program Memory Type Flash
Number of Timers 2
400 In stock for delivery within 4 working days
Price Each (In a Pack of 2)
Was SGD4.40
SGD 4.14
(exc. GST)
SGD 4.43
(inc. GST)
Per unit
Per Pack*
2 - 8
10 - 48
50 - 98
100 - 498
500 +
*price indicative
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