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ATSAMD20E15B-AU
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Product Detailed Parameters
- Description：IC MCU 32BIT 32KB FLASH 32TQFP
- 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-TQFP (7x7)
- Package / Case：32-TQFP
- Grade：-
- Qualification：-
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Overview
The ATSAMD20E15B-AU 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 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 flexible programming options
- Multiple communication interfaces supporting standard protocols
- Analog subsystem with high-resolution conversion capabilities
Applications
- Portable consumer electronics
- Industrial control systems
- Smart home devices
- Medical instrumentation
Procurement Notes
Verify the specific suffix 'AU' indicates the RoHS-compliant lead-free package variant. Confirm the operating temperature range matches the application environment requirements. Ensure the voltage supply specifications align with the system design constraints before procurement.
Selection Notes
Select this component when an ARM Cortex-M0+ architecture is required with moderate memory capacity. Consider the peripheral count relative to interface needs. Evaluate power consumption characteristics against battery life expectations. Compare pin compatibility with existing board layouts if upgrading from previous revisions.
Part Context
This model belongs to the SAM D20 family of microcontrollers designed for cost-sensitive embedded applications. It shares architectural similarities with other members in the series while offering specific memory and peripheral configurations tailored for general-purpose use cases requiring efficient processing power.
Replacement Considerations
Check for direct pin-compatible alternatives within the same product family that offer increased memory or additional peripherals. Verify software compatibility if migrating between different silicon revisions or closely related models.
