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ATSAMD21G17L-MN
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Product Detailed Parameters
- Description：IC MCU 32BIT 128KB FLASH 48QFN
- Series：SAM D21G, Functional Safety (FuSa)
- Mfr：Microchip Technology
- Package：Tray
- Core Processor：ARM® Cortex®-M0+
- Core Size：32-Bit Single-Core
- Speed：48MHz
- Connectivity：I2C, LINbus, SPI, UART/USART
- Peripherals：Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT
- Number of I/O：38
- Program Memory Size：128KB (128K x 8)
- Program Memory Type：FLASH
- EEPROM Size：-
- RAM Size：16K x 8
- Voltage - Supply (Vcc/Vdd)：1.62V ~ 3.63V
- Data Converters：A/D 18x12b; D/A 1x10b
- Oscillator Type：Internal
- Operating Temperature：-40°C ~ 105°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 ATSAMD21G17L-MN is a 32-bit microcontroller based on the ARM Cortex-M0+ core, belonging to the SAM D21G Functional Safety series. It features 128KB of flash memory and 16KB of RAM, operating at a maximum frequency of 48MHz. The device supports a supply voltage range of 1.62V to 3.63V and includes an internal oscillator. It provides 38 I/O pins and integrates peripherals such as DMA, I2S, PWM, and WDT. Connectivity options include I2C, LINbus, SPI, and UART/USART. The component is housed in a 48-QFN (7x7) package with exposed pads and is rated for an industrial temperature range of -40°C to 105°C.
Feature Summary
- Integrated functional safety capabilities within the SAM D21G series architecture
- High-performance 48MHz ARM Cortex-M0+ processing core
- Advanced analog subsystem including multiple 12-bit ADC channels and a 10-bit DAC
- Comprehensive peripheral set supporting DMA, I2S, and various communication interfaces
Applications
- Industrial control systems requiring functional safety compliance
- Battery-powered devices utilizing low-power operation modes
- Data acquisition systems leveraging high-resolution analog-to-digital conversion
- Embedded applications needing robust digital-to-analog signal generation
Procurement Notes
Verify the specific suffix against official Microchip documentation to confirm package type and temperature grade. Ensure compatibility with required functional safety standards if applicable. Cross-reference datasheet revisions for any errata or specification updates prior to final design implementation.
Selection Notes
Select this variant for designs requiring extended temperature ranges up to 105°C and QFN packaging. Compare pin counts and peripheral availability against other SAM D21 models to ensure sufficient I/O resources. Consider power consumption profiles relative to system requirements and available clock sources.
Part Context
This component is part of the Microchip SAM D21 family, designed for cost-sensitive, low-power embedded applications. The SAM D21 series emphasizes energy efficiency while providing sufficient processing power for complex tasks. The G17 variant specifically targets applications benefiting from integrated functional safety features alongside standard microcontroller capabilities.
Replacement Considerations
Consult official substitution lists for equivalent packages or temperature grades. Verify pin compatibility and peripheral mapping when considering alternative members of the SAM D21 family.
