Microchip Technology

ATSAMD51N19A-AF  

Microcontrollers

The ATSAMD51N19A-AF is a microcontroller unit (MCU) manufactured by Microchip Technology. It is part of the SAM D51 family of ARM Cortex-M4F-based MCUs, designed for a wide range of applications that require high performance, low power consumption, and advanced connectivity features.

Description:

The ATSAMD51N19A-AF is a high-performance, low-power MCU that features a 32-bit ARM Cortex-M4F processor with a floating-point unit (FPU). It operates at a maximum frequency of 120 MHz and includes 512 KB of flash memory, 192 KB of SRAM, and 8 KB of non-volatile memory (NVM). The MCU also offers a range of peripheral connectivity options, including USB, SERCOM (Serial Communication Interface), and SDHC (Secure Digital Host Controller).

Features:

1. ARM Cortex-M4F processor with FPU, running at up to 120 MHz
2. 512 KB flash memory
3. 192 KB SRAM
4. 8 KB NVM
5. Advanced connectivity options:
   • USB 2.0 high-speed device/host interface
   • SERCOM for SPI, I2C, UART, and USART communication
   • SDHC for SD/MMC card support
6. Peripherals:
   • 12-channel DMA controller
   • Advanced Encryption Standard (AES) hardware accelerator
   • Pulse Width Modulation (PWM) channels
   • Real-Time Clock (RTC)
   • Watchdog Timer (WDT)
   • External Interrupt Controller (EIC)
7. Power management:
   • Core voltage range: 1.71 V to 3.6 V
   • I/O voltage range: 1.71 V to 3.6 V
   • Power-saving sleep modes and configurable power scaling
8. Package options: The ATSAMD51N19A-AF is available in various package options, including a 7x7 mm, 48-pin QFN (Quad Flat No-Leads) package.

Applications:

The ATSAMD51N19A-AF is suitable for a wide range of applications due to its high performance, low power consumption, and advanced connectivity features. Some potential applications include:

1. Industrial automation and control systems
2. IoT (Internet of Things) devices and gateways
3. Portable medical devices and wearables
4. Smart home and building automation systems
5. Human Machine Interface (HMI) devices
6. Robotics and drones
7. Audio equipment, such as digital signal processors (DSPs) and audio codecs
8. Automotive infotainment systems and body control modules
9. Secure communication devices, leveraging the integrated AES hardware accelerator

The ATSAMD51N19A-AF's combination of processing power, memory, and connectivity options makes it a versatile choice for developers looking to create innovative, high-performance embedded systems.

ATSAMD51N19A-AF Documents

Download datasheets and manufacturer documentation for ATSAMD51N19A-AF

Errata :

SAM D5x,E5x Family Errata      

Datasheets :

SAM D5x,E5x Family Datasheet      

PCN Packaging :

MBB/Label Chgs 16/Nov/2018      

Design Resources :

ATSAMD51N19A Development Tool Selector      

HTML Datasheet :

SAM D5x,E5x Family Datasheet      

PCN Design/Specification :

SAM D5X/E5X 05/May/2020       SAM D5X/E5X 08/Jan/2021      

Environmental Information :

Microchip CA Prop65       Microchip RoHS       Microchip REACH