Microchip Technology

ATSAMD21G16B-AU  

Microcontrollers

The ATSAMD21G16B-AU is a low-power microcontroller unit (MCU) from Microchip Technology. It is part of the SAM D21 family of ARM Cortex-M0+ based MCUs, which are designed for a wide range of applications that require low power consumption, high performance, and a small form factor.

Description:

The ATSAMD21G16B-AU is a 32-bit microcontroller with a 48MHz clock speed and 16KB of flash memory. It features an ARM Cortex-M0+ processor with a 3-stage pipeline and supports Thumb-2 instruction set. The device also includes a range of peripheral interfaces, including USB, SERCOM (Serial Communication Interface), and ADC (Analog-to-Digital Converter).

Features:

1. ARM Cortex-M0+ processor with 48MHz clock speed
2. 16KB of flash memory
3. 32KB of SRAM (Static Random-Access Memory)
4. USB interface with host, device, and OTG (On-The-Go) support
5. SERCOM interfaces for SPI (Serial Peripheral Interface), I2C (Inter-Integrated Circuit), and UART (Universal Asynchronous Receiver-Transmitter)
6. 12-channel ADC with up to 12-bit resolution
7. 16-bit PWM (Pulse Width Modulation) channels
8. Low-power sleep modes to conserve energy
9. Integrated security features, including AES encryption and secure boot
10. Small form factor package (4x4mm QFN or 20-pin SOIC)

Applications:

The ATSAMD21G16B-AU is suitable for a wide range of applications that require low power consumption, high performance, and a small form factor. Some potential applications include:

1. Battery-powered devices, such as wireless sensors, wearables, and portable electronics
2. Industrial automation and control systems
3. Medical devices and equipment
4. Home automation and Internet of Things (IoT) devices
5. Human Interface Devices (HIDs), such as keyboards and mice
6. Data acquisition and signal processing systems
7. Communication and networking devices, such as routers and modems
8. Automotive applications, including infotainment systems and body control modules

The ATSAMD21G16B-AU's combination of low power consumption, high performance, and a wide range of peripheral interfaces make it a versatile choice for many embedded systems and IoT applications.

ATSAMD21G16B-AU Documents

Download datasheets and manufacturer documentation for ATSAMD21G16B-AU

Errata :

SAM D21 Family Errata, Clarification      

PCN Assembly/Origin :

Fab Site 25/Jan/2021      

Datasheets :

SAM D21/DA1 Family Datasheet      

PCN Packaging :

Boxes 07/Dec/2016       Transfer to Microchip/Label/Pkg 5/Sep/2016      

Design Resources :

ATSAMD21G16 Development Tool Selector      

PCN Design/Specification :

SAM D21/DA1 10/Sep/2021       SAM D21/DA1 05/Apr/2021      

Environmental Information :

Microchip CA Prop65       Microchip RoHS       Microchip REACH