描述 Description

A low-power, high-performance Microchip's ARM? Cortex?-M0+ based flash microcontroller, the ATSAMD20J15 is ideal for a wide range of home automation, consumer, metering, and industrial applications. It features:32KB of flash and 4KB of SRAMUp to 48MHz operating frequencySix serial communication modules (SERCOM) configurable as UART/USART, SPI or I2C, eight 16-bit timer/counters, 32-bit Real Time clock and calendar, 16 PWM channels, one 20-channel 12-bit ADC, one 10-bit DACSupport for up to 256 touch channels1.62V to 3.63V power supplyEasy pin migration to SAMD20E and SAMD20G devicesSupported by MPLAB X IDE and MPLAB Harmony.

特性 Features

? ARM Cortex-M0+ CPU running at up to 48MHz
? Single-cycle hardware multiplier
? 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 48MHz to 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
? 52 GPIO pins
? 64-pin TQFP, QFN
? 64-ball UFBGA
? 1.62V to 3.63V
? Down to 70μA/MHz in active mode
? Down to 8μA running the peripheral Touch Controller
? –40 to +105°C