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ATSAMD21J18A-MUT
+NomenclatureIC MCU 32BIT 256KB FLASH 64QFN
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FabricantTechnologie de micropuce
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Pièce fabricant #ATSAMD21J18A-MUT
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Fiche technique ATSAMD21J18A-MUT DataSheet
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Spécifications
| Attribut | Valeur |
| Series | SAM D21J, Functional Safety (FuSa) |
| Part Status | Active |
| DigiKey Programmable | Not Verified |
| 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 | 52 |
| Program Memory Size | 256KB (256K x 8) |
| Program Memory Type | FLASH |
| RAM Size | 32K x 8 |
| Voltage - Supply (Vcc/Vdd) | 1.62V ~ 3.6V |
| Data Converters | A/D 20x12b; D/A 1x10b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
| Supplier Device Package | 64-QFN (9x9) |
| Package / Case | 64-VFQFN Exposed Pad |
| Base Product Number | ATSAMD21 |
Présentation
Description
Key features include:
1. Memory: It has 256KB of Flash memory and 32KB of SRAM, providing ample space for code and data storage.
2. Peripherals: The microcontroller includes a range of integrated peripherals such as SERCOM modules (configurable for I2C, SPI, and UART), ADC, DAC, timers, and a real-time clock, enhancing its versatility in application design.
3. Power Efficiency: It operates at low power, making it suitable for battery-powered devices and applications where energy efficiency is critical.
4. Connectivity: The ATSAMD21J18A supports rich connectivity options, including USB, which allows for easy integration with other systems and devices.
5. Package: The 'MUT' suffix typically refers to the specific package type or variant, though this can vary, so users should consult the datasheet for precise specifications.
Overall, this microcontroller is ideal for embedded systems requiring a balance of performance, power efficiency, and flexibility.
Equivalent
1. STM32F030R8T6 by STMicroelectronics
2. NXP's LPC11U68
3. Silicon Labs' EFM32ZG222F32
These alternatives offer similar features, such as ARM Cortex-M0 or M0+ cores, comparable flash and RAM capacities, and are suitable for low-power applications. However, the exact match depends on specific application requirements.
Features
1. Core: ARM Cortex-M0+ 32-bit processor, offering low power consumption and efficient performance.
2. Memory: 256 KB Flash and 32 KB SRAM, suitable for a range of applications.
3. Peripherals:
- Multiple serial communication interfaces, such as USART, SPI, and I2C.
- 12-channel 12-bit ADC and a 10-bit DAC for analog signal processing.
- Timers and counters for precise event and time management.
4. Power: Operating voltage range of 1.62V to 3.63V, with multiple low-power modes for energy efficiency.
5. I/O: Up to 52 programmable I/O pins for flexible connectivity.
6. Additional Features:
- USB 2.0 Full-Speed Device for connectivity options.
- Integrated capacitive touch sensing for touch applications.
- On-chip debugging support through a single-wire interface.
- Built-in security features, including a true random number generator.
These characteristics make the ATSAMD21J18A-MUT suitable for embedded applications in consumer electronics, industrial automation, and IoT devices.
Pinout
1. CPU and System: ARM Cortex-M0+ processor operating at up to 48 MHz.
2. Memory: 256 KB of Flash and 32 KB of SRAM.
3. Timers and Output: Multiple 16-bit Timer/Counters, RTC, and PWM outputs.
4. Communication Interfaces:
- Up to six Serial Communication Interfaces (SERCOM), configurable as UART/USART, SPI, or I2C.
- One USB 2.0 interface.
5. Analog Features:
- 12-channel, 12-bit ADC.
- Two-channel, 10-bit DAC.
- Internal temperature sensor.
6. I/O Ports: Multiple GPIOs with pin multiplexing capabilities.
7. Power Management and Clocks: Integrated low-power features and various clock sources.
The ATSAMD21J18A-MUT is designed for applications requiring low power consumption, multiple communication interfaces, and a high level of integration, making it suitable for embedded applications, IoT devices, and consumer electronics.