ATSAMD20E16

Status: In Production

Features:

ARM Cortex-M0+ CPU running at up to 48MHz
Single-cycle hardware multiplier
64KB in-system self-programmable Flash
8KB SRAM memory
Power-on reset (POR) and brown-out detection (BOD)
Internal and external clock options with 48MHdigital frequency locked loop (DFLL48M) and 48MHto 96MHz
fractional digital phase locked loop (FDPLL96M)
External interrupt controller (EIC)
16 external interrupts
One non-maskable interrupt
Two-pin serial wire debug (SWD) programming, test and debugging interface
Idle and standby sleep modes
SleepWalking peripherals
8-channel event system
One 16-bit TC with compare/capture channels
One 8-bit TC with compare/capture channels
One 32-bit TC with compare/capture channels, by using two TCs
32-bit real time counter (RTC) with clock/calendar function
Watchdog timer (WDT)
CRC-32 generator
USART with full-duplex and single-wire half-duplex configuration
I2C up to 40kHz
SPI
Differential and single-ended input
1/2x to 16x programmable gain stage
Automatic offset and gain error compensation
Oversampling and decimation in hardware to support 13-, 14-, 15- or 16-bit resolution
10-bit, 350ksps digital-to-analog converter (DAC)
Two analog comparators (AC) with window compare function
256-channel capacitive touch and proximity sensing
26 GPIO pins
32-pin TQFP, QFN
1.62V to 3.63V
Down to 70µA/MHz in active mode
Down to 8µA running the peripheral Touch Controller
–40 to +105°C

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Summary

A low-power, high-performance Microchip's ARM® Cortex®-M0+ based flash microcontroller, the ATSAMD20E16 is ideal for a wide range of home automation, consumer, metering, and industrial applications. It features:

64KB of flash and 8KB of SRAM
Up to 48MHz operating frequency
Four serial communication modules (SERCOM) configurable as UART/USART, SPI or I²C, six 16-bit timer/counters, 32-bit Real Time clock and calendar, 10 PWM channels, one 10-channel 12-bit ADC, one 10-bit DAC
Support for up to 60 touch channels
1.62V to 3.63V power supply
Easy pin migration to SAMD20G and SAMD20J devices
Supported by Atmel Studio, ASF and the SAM D20 Xplained Pro kit

Supported by MPLAB X IDE and MPLAB Harmony.

Additional Features

Processor

ARM Cortex-M0+ CPU running at up to 48MHz
Single-cycle hardware multiplier

Memories

64KB in-system self-programmable Flash
8KB SRAM memory

System

Power-on reset (POR) and brown-out detection (BOD)
Internal and external clock options with 48MHdigital frequency locked loop (DFLL48M) and 48MHto 96MHz
fractional digital phase locked loop (FDPLL96M)
External interrupt controller (EIC)
16 external interrupts
One non-maskable interrupt
Two-pin serial wire debug (SWD) programming, test and debugging interface

Low power

Idle and standby sleep modes
SleepWalking peripherals

Peripherals

8-channel event system
Five 16-bit timer/counters (TC), configurable as either:
- One 16-bit TC with compare/capture channels
- One 8-bit TC with compare/capture channels
- One 32-bit TC with compare/capture channels, by using two TCs
32-bit real time counter (RTC) with clock/calendar function
Watchdog timer (WDT)
CRC-32 generator
Up to six serial communication interfaces (SERCOM), each configurable to operate as either:
- USART with full-duplex and single-wire half-duplex configuration
- I2C up to 40kHz
- SPI
One 12-bit, 350ksps analog-to-digital converter (ADC) with 10 channels
- Differential and single-ended input
- 1/2x to 16x programmable gain stage
- Automatic offset and gain error compensation
- Oversampling and decimation in hardware to support 13-, 14-, 15- or 16-bit resolution

10-bit, 350ksps digital-to-analog converter (DAC)
Two analog comparators (AC) with window compare function
Peripheral Touch Controller (PTC)
- 256-channel capacitive touch and proximity sensing

I/O

26 GPIO pins

Packages

32-pin TQFP, QFN

Operating voltage

1.62V to 3.63V

Power Consumption

Down to 70µA/MHz in active mode
Down to 8µA running the peripheral Touch Controller

Temperature range

–40 to +105°C

Parametrics

Part Family

SAMD20

Max CPU Speed MHz

Program Memory Size (KB)

SRAM (KB)

Auxiliary Flash (KB)

0.064

Temperature Range (C)

-40 to 85

Operating Voltage Range (V)

1.62 to 3.63

SPI

I2C

Hardware Touch Peripheral

PTC

Peripheral Pin Select / Pin Muxing

Yes

ADC Input

Max ADC Resolution (Bits)

Max ADC Sampling Rate (ksps)

350

Number of DACs

Input Capture

Standalone Output Compare/Standard PWM

Max 16-bit Digital Timers

Parallel Port

GPIO

Number of Comparators

Internal Oscillator

32khz, 32Khz ULP, 8Mhz

Hardware RTCC/RTC

Yes

Max I/O Pins

Pincount

Low Power

Yes

Development Environment

Integrated Development Environments
Compilers
Emulators & Debuggers
Programmers
Demo & Evaluation Boards

Integrated Development Environments

MPLAB X Integrated Development Environment (IDE) ( MPLAB-X-IDE )

MPLAB® X Integrated Development Environment (IDE) is an expandable, highly configurable software program that incorporates powerful tools to help you discover, configure, develop, debug and qualify embedded designs for most of Microchip’s microcontrollers, microprocessors and digital signal controllers.
MPLAB X IDE works seamlessly with the MPLAB development ecosystem of

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ATSAMD20E16

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Device Overview

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