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ATSAMD20E16A-MU
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Product Detailed Parameters
- Description：IC MCU 32BIT 64KB FLASH 32QFN
- Series：SAM D20E
- Mfr：Microchip Technology
- Package：Tray
- Core Processor：ARM® Cortex®-M0+
- Core Size：32-Bit Single-Core
- Speed：48MHz
- Connectivity：I2C, SPI, UART/USART
- Peripherals：Brown-out Detect/Reset, POR, WDT
- Number of I/O：26
- Program Memory Size：64KB (64K x 8)
- Program Memory Type：FLASH
- EEPROM Size：-
- RAM Size：8K 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
- Supplier Device Package：32-VQFN (5x5)
- Package / Case：32-VFQFN Exposed Pad
- Grade：-
- Qualification：-
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Overview
The ATSAMD20E16A-MU is a microcontroller based on the ARM Cortex-M0+ core, operating at up to 48 MHz. It integrates 16 KB of Flash memory and 2 KB of SRAM. The device features a comprehensive set of peripherals including multiple USARTs, SPI interfaces, I2C controllers, and analog-to-digital converters. It supports various low-power modes to optimize energy consumption for battery-operated applications.
Feature Summary
- ARM Cortex-M0+ processor core providing efficient code execution
- Integrated non-volatile memory with read-while-write capabilities
- Multiple communication interfaces supporting standard protocols
- Analog subsystem with high-resolution ADC and comparators
Applications
- Portable consumer electronics
- Industrial control systems
- Smart home devices
- Sensor nodes in IoT networks
Procurement Notes
Verify the specific suffix 'MU' indicates the TQFP package variant during procurement. Confirm the temperature range matches application requirements. Ensure the datasheet version aligns with the manufactured lot. Check for any regional compliance certifications required for the target market.
Selection Notes
Select this model when 16 KB of program storage is sufficient for the application firmware. Choose this part if the peripheral count meets interface needs without external components. Consider power consumption profiles against available voltage supplies. Evaluate pin count compatibility with the printed circuit board layout constraints.
Part Context
This component belongs to the SAM D20 family of 32-bit ARM Cortex-M0+ microcontrollers. It shares architectural similarities with other members while differing in memory size and peripheral availability. The family targets cost-sensitive applications requiring moderate processing power and connectivity options.
Replacement Considerations
Direct replacements within the same family include variants with different memory sizes or package types. Verify pin-to-pin compatibility before substitution. Cross-reference electrical specifications to ensure performance parity. Consult official documentation for recommended upgrade paths within the product line.
