Microchip Technology, Inc. ATSAMD21E15

NOTE: ATSAMD21E15A is not recommended for new designs, please use ATSAMD21E15B. A low-power, high-performance Microchip's ARM® Cortex®-M0+ based flash microcontroller, the ATSAMD21E15 is ideal for a wide range of home automation, consumer, metering, and industrial applications. It features: It features: 32KB of Flash and 4KB of SRAM Up to 48MHz operating frequency Five serial communication (SERCOM) modules configurable as UART/USART, SPI or I2C, four 16-bit timer/counters, two 24-bit timer/counters, 32-bit Real-Time Clock and calendar, one 14-channel 12-bit ADC, one 10-bit DAC and four analog comparators 1.62V to 3.63V power supply 32-pin package with up to 26 GPIO pins Supported by MPLAB X IDE, MPLAB Harmony v3, Atmel Studio, ASF and the STK600 development platform Supported by MPLAB X IDE and MPLAB Harmony. Functional Safety This device supports the ISO 26262 (ASIL B), IEC 61508 (SIL 2) and IEC 60730 (Class B) functional safety standards. · The Functional Safety Manual, FMEDA and information on the Diagnostic Software are available under NDA through the request form on the 32-bit Microcontrollers Functional Safety web page. · To request any information about the SIL 2 STL, please fill out and submit the request form on Industrial Safety Self-Test Library web page. · Learn more about 32-bit MCUs with Functional Safety capabilities including device hardware and certified software libraries. Additional Features Single-cycle hardware multiplier Micro Trace Buffer 32KB in-system self-programmable Flash 4KB SRAM Memory Power-on reset (POR) and brown-out detection (BOD) Internal and external clock options with 48MHDigital Frequency Locked Loop (DFLL48M) and 48MHto 96MHFractional External Interrupt Controller (EIC) 16 external interrupts One non-maskable interrupt Two-pin Serial Wire Debug (SWD) programming, test and debugging interface Drop in compatible with SAM D20 Idle and standby sleep modes SleepWalking peripherals 12-channel Direct Memory Access Controller (DMAC) 12-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 Up to four compare channels with optional complementary output Generation of synchronized pulse width modulation (PWM) pattern across port pins Deterministic fault protection, fast decay and configurable dead-time between complementary output Dithering that increase resolution with up to 5 bit and reduce quantization error 32-bit Real Time Counter (RTC) with clock/calendar function Watchdog Timer (WDT) CRC-32 generator Embedded device function Eight endpoints USART with full-duplex and single-wire half-duplex configuration I2C Bus up to 3.4MHz SMBUS/PMBUS SPI LIN Client 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 TQSP, QFN, WLCSP 1.62V – 3.63V