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ATSAMD20E15B-MU
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Product Detailed Parameters
- Description：IC MCU 32BIT 32KB FLASH 32VQFN
- 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：32KB (32K x 8)
- Program Memory Type：FLASH
- EEPROM Size：-
- RAM Size：4K 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 ATSAMD20E15B-MU is a microcontroller based on the ARM Cortex-M0+ core, operating at up to 48 MHz. It integrates 128 KB of Flash memory and 16 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 low-power operation modes and includes an internal oscillator with factory calibration.
Feature Summary
- ARM Cortex-M0+ processor core for efficient code execution
- Integrated high-speed USB interface controller
- Multiple communication peripherals including UART, SPI, and I2C
- Low-power management capabilities with various sleep modes
Applications
- Portable consumer electronics
- Industrial control systems
- Smart home devices
- Human-machine interface panels
Procurement Notes
Verify the specific suffix 'MU' indicates the TQFP package variant. Confirm the temperature range corresponds to commercial specifications. Ensure the datasheet matches the exact part number for pinout compatibility. Check for any recent revisions in the official documentation that may affect electrical characteristics or pin assignments.
Selection Notes
Select this component when a cost-effective ARM-based solution with USB connectivity is required. Consider the 128 KB Flash size for application firmware requirements. Evaluate peripheral needs against available USARTs and ADC channels. Verify voltage supply constraints match the system design specifications.
Part Context
This model belongs to the SAM D20 family of 32-bit ARM Cortex-M0+ microcontrollers. It is designed for applications requiring low power consumption and moderate processing performance. The family shares common architectural features while varying in memory size and peripheral counts.
Replacement Considerations
Consult official cross-reference lists for compatible alternatives within the same manufacturer's portfolio. Verify pin-to-pin compatibility if substituting with different memory variants. Ensure software libraries support the target replacement component.
