ATSAML21E15B-MNT Microchip 32bit MCU

ATSAML21E15B-MNT Overview

Theultra-low-power ATSAML21 based Flash microcontroller (MCU) featuresophisticated power management technologies and consumesunder 35 µA/MHz in active mode and 200nA in Sleep mode. In addition toultra-low-power performance, these devices feature Full Speed USB host anddevice, Event System and Sleepwalking, 12-bit analog, AES, capacitive touchsensing, built in opAmps and much more.

Supported by MPLAB X IDE and MPLAB Harmony.

ECAD Model

Symbol

Footprint

Features

Key Features:

ARM Cortex-M0+ CPU running at up to 48MHz
32 KB in-system self-programmable Flash
1 KB Flash Read-While-Write section
4 KB SRAM Main Memory
2 KB SRAM Low power Memory
Operating voltage: 1.62V – 3.63V

Ultra Low Power Architecture consuming under 35uA/MHz in Active mode
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, - 40°C to 105°C

Peripheral Features

16-channel Direct Memory Access Controller (DMAC)
12-channel Event System
16-bit Timer/Counters (TC) including one low-power TC
Two 24-bit and one 16-bit Timer/Counters for Control (TCC)
32-bit Real Time Counter (RTC) with clock/calendar function
Watchdog Timer (WDT)
CRC-32 generator
One full-speed (12Mbps) Universal Serial Bus (USB) 2.0 interface
Up to six Serial Communication Interfaces (SERCOM) including one low-power SERCOM
- USART, I2C, SPI, LIN slave
One AES Encryption Engine & TRNG
One Configurable Custom Logic (CCL)
Advanced Analog:
One 12-bit, 1MSPS Analog-to-Digital Converter (ADC)
Two channel, 12-bit, 1MSPS Dual Output Digital-to-Analog Converter (DAC)
Two Analog Comparators (AC) with window compare function
Three Operational Amplifiers (OPAMP)