사양
| 속성 | 가치 |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Series | SAM C21, Functional Safety (FuSa) |
| Part Status | Active |
| Core Processor | ARM® Cortex®-M0+ |
| Core Size | 32-Bit Single-Core |
| Speed | 48MHz |
| Connectivity | CANbus, I²C, LINbus, SPI, UART/USART |
| Peripherals | Brown-out Detect/Reset, DMA, POR, WDT |
| Number of I/O | 26 |
| Program Memory Size | 256KB (256K x 8) |
| Program Memory Type | FLASH |
| RAM Size | 32K x 8 |
| Voltage - Supply (Vcc/Vdd) | 2.7V ~ 5.5V |
| Data Converters | A/D 10x12b, 1x16b; D/A 1x10b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
개요
Description
The ATSAMC21E18A-AUT is a microcontroller from Microchip’s SAM C21 family, based on the ARM Cortex-M0+ core. It features:
- 48 MHz clock speed
- 256 KB Flash, 32 KB SRAM
- Peripherals: USB, SERCOM (UART/SPI/I2C), ADC, DAC, PWM, and analog comparators
- Operating voltage: 1.62V to 3.63V
- Industrial-grade (-40°C to +105°C)
Designed for automotive (AUT) applications, it meets AEC-Q100 standards, ensuring reliability in harsh environments. Its low-power modes and robust peripherals make it ideal for automotive control, sensors, and connectivity.
Key benefits include low power consumption, high integration, and functional safety support, making it suitable for cost-sensitive automotive designs.
- 48 MHz clock speed
- 256 KB Flash, 32 KB SRAM
- Peripherals: USB, SERCOM (UART/SPI/I2C), ADC, DAC, PWM, and analog comparators
- Operating voltage: 1.62V to 3.63V
- Industrial-grade (-40°C to +105°C)
Designed for automotive (AUT) applications, it meets AEC-Q100 standards, ensuring reliability in harsh environments. Its low-power modes and robust peripherals make it ideal for automotive control, sensors, and connectivity.
Key benefits include low power consumption, high integration, and functional safety support, making it suitable for cost-sensitive automotive designs.
Equivalent
Equivalent products to the ATSAMC21E18A-AUT (ARM Cortex-M0+) include:
- ATSAMC21E17A-AUT (lower flash)
- ATSAMC21E15A-AUT (lower flash/RAM)
- ATSAMD21E18A-AUT (similar but Cortex-M0)
- STM32L072CZ (ST, similar specs)
- EFM32HG322F64 (Silicon Labs, M0+)
Check pin compatibility and peripherals for exact replacements.
- ATSAMC21E17A-AUT (lower flash)
- ATSAMC21E15A-AUT (lower flash/RAM)
- ATSAMD21E18A-AUT (similar but Cortex-M0)
- STM32L072CZ (ST, similar specs)
- EFM32HG322F64 (Silicon Labs, M0+)
Check pin compatibility and peripherals for exact replacements.
Pinout
The ATSAMC21E18A-AUT is a 32-bit ARM Cortex-M0+ microcontroller from Microchip in a 32-pin QFN package. Key features include:
- 48 MHz max clock speed
- 256 KB Flash, 32 KB SRAM
- Peripherals:
- 12-bit ADC (up to 16 channels)
- 10-bit DAC
- SERCOM (UART/SPI/I2C)
- Timer/Counters (TC, TCC)
- USB Full-Speed
- Analog Comparators
Pin Functions:
- GPIOs: Configurable for digital I/O, analog, or peripheral functions.
- Power (VDD/GND): Multiple pins for stable operation.
- Debug (SWD): 2-pin (SWDIO, SWCLK).
- Crystal (XIN/XOUT): For external oscillator.
Compact and versatile for embedded applications.
- 48 MHz max clock speed
- 256 KB Flash, 32 KB SRAM
- Peripherals:
- 12-bit ADC (up to 16 channels)
- 10-bit DAC
- SERCOM (UART/SPI/I2C)
- Timer/Counters (TC, TCC)
- USB Full-Speed
- Analog Comparators
Pin Functions:
- GPIOs: Configurable for digital I/O, analog, or peripheral functions.
- Power (VDD/GND): Multiple pins for stable operation.
- Debug (SWD): 2-pin (SWDIO, SWCLK).
- Crystal (XIN/XOUT): For external oscillator.
Compact and versatile for embedded applications.
Manufacturer
The ATSAMC21E18A-AUT is manufactured by Microchip Technology, a leading American semiconductor company specializing in microcontrollers, analog, and Flash-IP solutions. Microchip is known for its embedded control systems, serving industries like automotive, industrial, and consumer electronics. The SAM C21 series is part of their 32-bit ARM Cortex-M0+ microcontroller lineup, designed for low-power and high-performance applications.
Microchip, founded in 1989, is headquartered in Chandler, Arizona, and is a major player in the semiconductor industry, often competing with companies like Texas Instruments and NXP.
Microchip, founded in 1989, is headquartered in Chandler, Arizona, and is a major player in the semiconductor industry, often competing with companies like Texas Instruments and NXP.
Application
The ATSAMC21E18A-AUT is a versatile microcontroller from Microchip, ideal for:
- Industrial Automation: PLCs, motor control, and sensors.
- Consumer Electronics: Smart home devices and wearables.
- Automotive: Body control modules and lighting systems.
- IoT & Edge Computing: Low-power connected devices.
- Medical Devices: Portable diagnostics and monitoring.
- Embedded Control: Robotics and automation.
Built on ARM Cortex-M0+, it offers low power, high performance, and robust peripherals like ADCs, DACs, and communication interfaces (UART, SPI, I2C, CAN). Suitable for cost-sensitive, real-time applications.
- Industrial Automation: PLCs, motor control, and sensors.
- Consumer Electronics: Smart home devices and wearables.
- Automotive: Body control modules and lighting systems.
- IoT & Edge Computing: Low-power connected devices.
- Medical Devices: Portable diagnostics and monitoring.
- Embedded Control: Robotics and automation.
Built on ARM Cortex-M0+, it offers low power, high performance, and robust peripherals like ADCs, DACs, and communication interfaces (UART, SPI, I2C, CAN). Suitable for cost-sensitive, real-time applications.
Package
The ATSAMC21E18A-AUT is available in a 48-pin QFN (Quad Flat No-lead) package. This compact, surface-mount package measures 7x7mm with a 0.5mm pin pitch, suitable for space-constrained applications. It offers good thermal and electrical performance, typical for QFN packages.
