ATSAMD21E16B-UUT
- Mfr.Part #
- ATSAMD21E16B-UUT
- Manufacturer
- Microchip Technology
- Package / Case
- 35-XFBGA, WLCSP
- Datasheet
- Download
- Description
- IC MCU 32BIT 64KB FLASH 35WLCSP
- Stock
- 23,519
- In Stock :
- 23,519
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- Number of Terminations :
- 35
- Base Product Number :
- ATSAMD21
- Number of I/O :
- 26
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Manufacturer :
- Microchip Technology Inc
- Pbfree Code :
- yes
- Base Part Number :
- ATSAMD21E16
- Number of Terminals :
- 35
- Min Operating Temperature :
- -40 °C
- Number of I/Os :
- 26
- Terminal Position :
- BOTTOM
- Oscillator Type :
- Internal
- PWM Channels :
- yes
- Published :
- 2016
- Width :
- 2.699mm
- Data Converter :
- A/D 10x12b; D/A 1x10b
- Bit Size :
- 32
- Operating Temperature :
- -40°C~85°C TA
- RoHS :
- Compliant
- Supply Voltage-Min (Vsup) :
- 1.62V
- Voltage - Supply (Vcc/Vdd) :
- 1.62V~3.6V
- RoHS Status :
- ROHS3 Compliant
- Frequency :
- 48MHz
- Supplier Device Package :
- 35-WLCSP (2.82x2.53)
- ROM Programmability :
- Flash
- Surface Mount :
- yes
- DMA Channels :
- yes
- Factory Lead Time :
- 26 Weeks
- Interface :
- I2C, LIN, SPI, UART, USART
- Memory Type :
- Flash
- Mounting Type :
- Surface Mount
- Schedule B :
- 8542310000
- RAM Size :
- 8K x 8
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Terminal Form :
- Ball
- Reach Compliance Code :
- Compliant
- Series :
- SAM D21E
- Core Processor :
- ARM® Cortex®-M0+
- Core Architecture :
- ARM
- Peripherals :
- Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT
- Speed :
- 48MHz
- Number of I/O Lines :
- 35
- Supply Voltage-Max (Vsup) :
- 3.63V
- Data Converters :
- A/D 10x12b, D/A 1x10b
- Memory Size :
- 64KB
- Temperature Grade :
- Industrial
- EEPROM Size :
- --
- Packaging :
- Tape and Reel (TR)
- Terminal Pitch :
- 0.4mm
- Length :
- 2.944mm
- Program Memory Size :
- 64KB 64K x 8
- Has ADC :
- yes
- DAC Channels :
- yes
- Core Size :
- 32-Bit
- Height Seated (Max) :
- 0.483mm
- JESD-30 Code :
- R-PBGA-B35
- Seated Height-Max :
- 0.483 mm
- Package :
- Tape and Reel (TR);Cut Tape (CT);
- Package / Case :
- 35-XFBGA, WLCSP
- Product Status :
- Active
- Package Shape :
- RECTANGULAR
- Lifecycle Status :
- Production (Last Updated: 2 years ago)
- Program Memory Type :
- Flash
- Supply Voltage :
- 3.3V
- Max Operating Temperature :
- 85 °C
- Connectivity :
- I2C, LINbus, SPI, UART/USART, USB
- Datasheets
- ATSAMD21E16B-UUT
ATSAMD21E16B-UUT Documents

Microcontrollers Microchip Technology ATSAMD21E16B-UUT Overview
The ATSAMD21E16B-UUT from Microchip Technology is a highly capable microcontroller (MCU) tailored for advanced applications requiring low power consumption and high performance in a compact form factor. This 32-bit MCU is based on the ARM Cortex-M0+ processor, delivering efficient handling of tasks at a clock speed of up to 48 MHz. With 64KB of flash memory and a suite of flexible peripherals, the ATSAMD21E16B-UUT is an ideal choice for developers looking to integrate robust control in their designs, ensuring scalability and ease of integration. Key attributes include its small 35-WLCSP package, which simplifies PCB design in space-constrained applications, making it a cornerstone for innovative electronic systems.
ATSAMD21E16B-UUT Features
The ATSAMD21E16B-UUT microcontroller is packed with features that enhance its utility and flexibility in various applications. It supports up to 256 KB of flash memory and 32 KB of SRAM, provides a wide array of connectivity options including I2C, SPI, and USB interfaces, and offers multiple timer/counters for precise event management. Additionally, its integrated ADC and DAC support complex sensor integration and audio applications, while the low power consumption modes ensure extended battery life in portable devices.
ATSAMD21E16B-UUT Applications
- Wearable Devices: With its low power consumption and compact size, the ATSAMD21E16B-UUT is perfect for wearable technology, enabling advanced health monitoring and personal device connectivity.
- Smart Home Automation: Utilizing its robust connectivity options, this MCU is ideal for smart home devices, facilitating reliable communication and control of home automation systems.
- Internet of Things (IoT) Devices: The ATSAMD21E16B-UUT supports IoT development by enabling smart, connected solutions that require efficient data handling, sensor integration, and connectivity in compact form factors.
- Portable Medical Devices: Its precision analog capabilities and low power features make it suitable for portable medical applications, such as handheld diagnostic equipment and patient monitoring systems.
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