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ATSAMD21J18A-AU
+StücklisteIC MCU 32BIT 256KB FLASH 64TQFP
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HerstellerMikrochip-Technologie
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Herstellerteil #ATSAMD21J18A-AU
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Datenblatt ATSAMD21J18A-AU DataSheet
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Paket TQFP-64
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Auf Lager5284
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Spezifikationen
| Attribut | Wert |
| Package | Tray |
| Series | SAM D21J, Functional Safety (FuSa) |
| ProductStatus | Active |
| CoreProcessor | ARM® Cortex®-M0+ |
| CoreSize | 32-Bit Single-Core |
| Speed | 48MHz |
| Connectivity | I²C, LINbus, SPI, UART/USART, USB |
| Peripherals | Brown-out Detect/Reset, DMA, I²S, POR, PWM, WDT |
| NumberofI/O | 52 |
| ProgramMemorySize | 256KB (256K x 8) |
| ProgramMemoryType | FLASH |
| RAMSize | 32K x 8 |
| Voltage-Supply(Vcc/Vdd) | 1.62V ~ 3.6V |
| DataConverters | A/D 20x12b; D/A 1x10b |
| OscillatorType | Internal |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 64-TQFP |
Übersicht
Equivalent
- ATSAMD21J17A-AU (lower flash)
- ATSAMD21J18B-AU (updated variant)
- ATSAMD21G18A-AU (fewer pins)
- STM32L0/L4 series (STM32 alternatives)
- EFM32HG/EFM32JG (Silicon Labs)
- PIC32MX/MZ (Microchip alternatives)
Check pin compatibility and peripherals before substitution.
Features
- Core: 48 MHz Cortex-M0+ with 256 KB Flash, 32 KB SRAM
- Peripherals: USB 2.0, 12-bit ADC (350 ksps), 10-bit DAC, SERCOM (UART/SPI/I2C), 16-bit timers
- I/O: Up to 51 GPIOs, 6x capacitive touch channels
- Power: 1.62V–3.63V operation, ultra-low-power modes (Sleep: <3.5 µA)
- Packaging: 64-pin TQFP (AU suffix)
- Debug: SWD (Serial Wire Debug)
Ideal for embedded USB, IoT, and low-power applications.
Pinout
Pin Count: 64-pin (TQFP package).
Key Functions:
- GPIO: Up to 52 programmable I/O pins.
- Communication: Multiple serial interfaces (USART, SPI, I²C).
- Analog: 12-bit ADC (up to 20 channels), 10-bit DAC.
- Timers: Multiple 16/32-bit timers (TC, TCC).
- USB: Full-speed USB 2.0 support.
- Clock: Internal 48MHz oscillator, external crystal support.
- Debug: SWD (Serial Wire Debug).
Ideal for embedded applications requiring low power and connectivity.
Application
- IoT devices (sensors, gateways)
- Consumer electronics (wearables, smart home devices)
- Industrial automation (control systems, HMI)
- Embedded systems (data logging, motor control)
- Medical devices (portable monitors)
- Robotics (low-power control modules)
It features low power consumption, USB support, and rich peripherals, making it ideal for cost-sensitive, power-efficient applications.
