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ATSAMD21G16B-MUT
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Product Detailed Parameters
- Description：IC MCU 32BIT 64KB FLASH 48QFN
- Series：SAM D21G, Functional Safety (FuSa)
- Mfr：Microchip Technology
- Package：Tape & Reel (TR),Cut Tape (CT)
- Core Processor：ARM® Cortex®-M0+
- Core Size：32-Bit Single-Core
- Speed：48MHz
- Connectivity：I2C, LINbus, SPI, UART/USART, USB
- Peripherals：Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT
- Number of I/O：38
- 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 14x12b; D/A 1x10b
- Oscillator Type：Internal
- Operating Temperature：-40°C ~ 85°C (TA)
- Mounting Type：Surface Mount
- Supplier Device Package：48-QFN (7x7)
- Package / Case：48-VFQFN Exposed Pad
- Grade：-
- Qualification：-
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Overview
The ATSAMD21G16B-MUT is a microcontroller based on the ARM Cortex-M0+ core operating at up to 48 MHz. It integrates 16 kB of SRAM and 16 kB of self-programming Flash memory. 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 self-programming Flash and static RAM
- Multiple communication interfaces including UART, SPI, and I2C
- Built-in analog peripherals for sensor interfacing
Applications
- Portable consumer electronics
- Industrial control systems
- Smart home devices
- Wearable technology
Procurement Notes
Verify the specific suffix 'MUT' against the manufacturer's official documentation to confirm package type and temperature range. Ensure compatibility with existing board layouts by checking pin assignments and voltage levels. Cross-reference the datasheet revision date to confirm feature availability.
Selection Notes
Select this component when a low-power, cost-effective solution with sufficient processing power for simple tasks is required. Consider the available GPIO count and peripheral set against project requirements. Evaluate the operating voltage range and environmental specifications for the intended deployment environment.
Part Context
This part belongs to the SAM D21 family of 32-bit ARM Cortex-M0+ microcontrollers. The family is designed for applications requiring high performance with minimal power consumption. It offers a scalable architecture allowing migration between different memory sizes within the same ecosystem.
Replacement Considerations
Check for direct pin-compatible alternatives within the SAM D21 series or other Microchip ARM-based MCUs. Verify that any substitute maintains the same package dimensions and electrical characteristics. Consult official obsolescence notices for current production status.
