ATSAMD21E18A-AU
- Mfr.Part #
- ATSAMD21E18A-AU
- Manufacturer
- Microchip Technology
- Package / Case
- 32-TQFP
- Datasheet
- Download
- Description
- IC MCU 32BIT 256KB FLASH 32TQFP
- Stock
- 46,804
- In Stock :
- 46,804
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- Max Supply Voltage :
- 3.63 V
- Connectivity :
- I2C, LINbus, SPI, UART/USART, USB
- Has ADC :
- yes
- Max Frequency :
- 48 MHz
- Temperature Grade :
- Industrial
- PWM Channels :
- yes
- Program Memory Size :
- 256KB 256K x 8
- Published :
- 2014
- Operating Supply Voltage :
- 3.3V
- MSL :
- MSL 3 - 168 hours
- Number of A/D Converters :
- 2
- Max Operating Temperature :
- 85 °C
- Brand :
- Microchip Technology / Atmel
- Peak Reflow Temperature (Cel) :
- 260
- Maximum Operating Temperature :
- +85 °C
- Family Name :
- SAM D21
- Watchdog Timer :
- yes
- Data Converters :
- A/D 10x12b, D/A 1x10b
- Number of PWM Channels :
- 6
- Ambient Temperature Range High :
- 85°C
- Product Status :
- Active
- Base Part Number :
- ATSAMD21E18
- Number of Timers/Counters :
- 5
- Operating Temperature :
- -40°C~85°C TA
- Bit Size :
- 32
- Number of SPI Channels :
- 4
- Package / Case :
- 32-TQFP
- Lifecycle Status :
- Production (Last Updated: 2 years ago)
- DMA Channels :
- yes
- JESD-30 Code :
- S-PQFP-G32
- Interface Type :
- I2C, I2S, LIN, SPI, USART
- Speed :
- 48MHz
- Core Size :
- 32-Bit
- ROM Programmability :
- Flash
- JESD-609 Code :
- e3
- Product :
- MCU
- Number of I2C Channels :
- 4
- Peripherals :
- Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT
- Number of Pins :
- 32
- Pbfree Code :
- yes
- Max Junction Temperature (Tj) :
- 100°C
- Number of UART Channels :
- 1
- RAM Size :
- 32K x 8
- Terminal Form :
- Gull wing
- Typical Operating Supply Voltage :
- 3.3 V
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Number of USB Channels :
- 1
- Time@Peak Reflow Temperature-Max (s) :
- 30
- Supply Voltage :
- 3.3V
- Mounting Type :
- Surface Mount
- Device Core :
- ARM Cortex M0+
- CPU Family :
- CORTEX-M0
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Factory Lead Time :
- 8 Weeks
- Terminal Position :
- QUAD
- Terminal Finish :
- Matte Tin (Sn)
- Surface Mount :
- yes
- ROM (words) :
- 262144
- Seated Height-Max :
- 1.2 mm
- Contact Plating :
- Tin
- REACH SVHC :
- No SVHC
- Length :
- 7.1mm
- Packaging :
- Tray
- Supply Current-Max :
- 7 mA
- Mount :
- Surface Mount
- Package :
- Tray
- Program Memory Type :
- Flash
- Qualification Status :
- Not Qualified
- Min Operating Temperature :
- -40 °C
- Instruction Set Architecture :
- ARM v6
- Height :
- 1.2mm
- Memory Type :
- Flash
- RAM (bytes) :
- 32768
- Package Type :
- TQFP
- Dimensions :
- 7.1 x 7.1 x 1.05mm
- Frequency :
- 48MHz
- Core Architecture :
- ARM
- Supplier Device Package :
- 32-TQFP (7x7)
- Number of ADC Channels :
- 10
- Number of I/Os :
- 26 I/O
- Series :
- SAM D21E
- Power Supplies :
- 3.3 V
- Number of Terminations :
- 32
- Data Converter :
- A/D 10x12b; D/A 1x10b
- RoHS :
- Details
- DAC Resolution :
- 10 bit
- Interfaces :
- I2C/I2S/SPI/UART/USA
- Number of I/O :
- 26
- Number of Programmable I/O :
- 26
- Qualification :
- AEC-Q100
- Min Supply Voltage :
- 1.62 V
- Number of Terminals :
- 32
- Pin Count :
- 32
- EEPROM Size :
- --
- Voltage - Supply (Vcc/Vdd) :
- 1.62V~3.6V
- Width :
- 7.1mm
- Product Type :
- ARM Microcontrollers - MCU
- Number of I/O Lines :
- 26
- Core Processor :
- ARM® Cortex®-M0+
- Base Product Number :
- ATSAMD21
- Oscillator Type :
- Internal
- Memory Size :
- 256KB
- Manufacturer :
- Microchip
- Minimum Operating Temperature :
- -40 °C
- Reach Compliance Code :
- Compliant
- Data Bus Width :
- 32b
- Package Shape :
- Square
- Mounting Style :
- SMD/SMT
- DAC Channels :
- yes
- Product Category :
- ARM Microcontrollers - MCU
- Terminal Pitch :
- 0.8mm
- RoHS Status :
- ROHS3 Compliant
- Interface :
- I2C, I2S, LIN, SPI, UART, USB
- Datasheets
- ATSAMD21E18A-AU
ATSAMD21E18A-AU Documents

Microcontrollers Microchip Technology ATSAMD21E18A-AU Overview
The Microcontrollers Microchip Technology ATSAMD21E18A-AU is a state-of-the-art microcontroller unit (MCU) tailored for sophisticated applications that demand low power consumption and high-performance data processing. This 32-bit MCU, part of Microchip's renowned SAM D series, is built on an ARM Cortex-M0+ processor that offers a balanced combination of efficiency and power. With 256KB of flash memory and a variety of communication interfaces, this MCU is an ideal solution for advanced yet energy-efficient designs across various sectors.
ATSAMD21E18A-AU Features
- 32-bit ARM Cortex-M0+ Processor: Provides high-performance processing capabilities while maintaining low power consumption.
- 256KB of Integrated Flash Memory: Ample storage for applications and data, supporting complex operations and programming.
- 32 TQFP (Thin Quad Flat Package): Offers a compact footprint suitable for space-constrained applications.
- Extensive Peripheral Set: Includes I2C, SPI, and UART interfaces, enabling easy integration with other electronic components and systems.
- Low Power Operation: Designed for battery-powered and portable applications, ensuring long operational life with minimal power drain.
ATSAMD21E18A-AU Applications
- Wearable Devices: Used in smartwatches and fitness trackers where its compact size and low power consumption are crucial for device longevity and functionality.
- Smart Home Automation: Empowers home automation systems to manage various devices like smart thermostats and security cameras efficiently.
- Industrial Automation: Facilitates robust control for machinery and process control in industrial settings, enhancing operational efficiency.
- IoT Devices: Serves as the processing core in IoT devices, enabling smart connectivity and data handling capabilities necessary for modern IoT solutions.
- Portable Medical Devices: Ideal for handheld medical diagnostics and monitoring equipment, where reliability and precision are paramount.
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