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Home > Embedded ICs > 32bit MCU > ATSAML22N18A-CFUT
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ATSAML22N18A-CFUT

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ATSAML22N18A-CFUT Overview

The ultra-low-power ATSAML22 based Flashmicrocontrollers (MCU) feature sophisticated power management technologies andconsumes 39 µA/MHz (CPU running CoreMark) in active mode and down to 490nA inultra low-power backup mode with RTC. In addition to ultra-low-powerperformance, these devices feature Segment LCD controller, tamper detection,smart card interface, Full Speed USB device, Event System and Sleepwalking,12-bit analog, AES, capacitive touch sensing and much more. 

Supported by MPLAB X IDE and MPLAB Harmony.

ECAD Model

Symbol

ATSAML22N18A-CFUT

Footprint

ATSAML22N18A-CFUT

Features

    Key Features:

    • ARM Cortex-M0+ CPU running at up to 32 MHz
    • 256KB in-system self-programmable Flash
    • 8KB Flash Read-While-Write section
    • 32KB SRAM Main Memory
    • Operating voltage: 1.62V – 3.63V
    • Segment LCD (SLCD) controller
    • Ultra Low Power Architecture consuming 39µA/MHz
    • Idle, Standby, Backup, and Off sleep modes
    • Battery backup support
    • Two Performance Levels
    • Embedded Buck/LDO regulator supporting on-the-fly selection
    • Peripheral Touch Controller (PTC)
      • Wake-up on touch in standby mode
    • Two-pin Serial Wire Debug (SWD) programming, test and debugging interface
    • Temperature Range - 40°C to 85°C

     

    Peripheral Features:

    • 16-channel Direct Memory Access Controller (DMAC)
    • 8-channel Event System
    • 16-bit Timer/Counters (TC)
    • One 24-bit Timer/Counters for Control (TCC)
    • Frequency Meter
    • 32-bit Real Time Counter (RTC) with clock/calendar function
      • 8x32-bit Backup Register
      • Tamper Detection
    • Watchdog Timer (WDT)
    • CRC-32 generator
    • One full-speed (12Mbps) Universal Serial Bus (USB) 2.0 Device
    • Up to six Serial Communication Interfaces (SERCOM) including one low-power SERCOM
      • ISO7816, USART, I2C, SPI
    • One AES Encryption Engine & TRNG
    • One Configurable Custom Logic (CCL)
    • One 12-bit, 1MSPS Analog-to-Digital Converter (ADC)
    • Two Analog Comparators (AC) with window compare function

Applications

SAM L22N

Specifications

  • Core Processor ARM Cortex M0+

  • Speed 32MHz

  • Operating Temperature -40℃ ~ 85℃ (TA)

  • Program Memory Type FLASH

  • RAM Size 32K x 8

  • Number of I/O 82

  • Peripherals Brown-out Detect/Reset, DMA, LCD, POR, PWM, WDT

  • Mounting Type Surface Mount

  • Oscillator Type Internal

  • Supplier Device Package 100-UFBGA (6x6)

  • Package / Case 100-UFBGA

  • Core Size 32-Bit

  • Connectivity I2C, SPI, UART/USART, USB

  • Program Memory Size 256KB (256K x 8)

  • Data Converters A/D 20x12b

  • Voltage - Supply (Vcc/Vdd) 1.62V ~ 3.63V

Circuit Diagram

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