MICROCHIP/微芯TQFP-64 現貨。

低功耗32位Cortex-M0+MCU，具有高級模擬和PWM

Features
• Processor
– ARM® Cortex®-M0+ CPU running at up to 48 MHz
• Single-cycle hardware multiplier
• Micro Trace Buffer (MTB)
• Memories
– 32/64/128/256 KB in-system self-programmable Flash
– 4/8/16/32 KB SRAM Memory
• System
– Power-on Reset (POR) and Brown-out Detection (BOD)
– Internal and external clock options with 48 MHz Digital Frequency-Locked Loop (DFLL48M)
and 48 MHz to 96 MHz Fractional Digital Phase-Locked Loop (FDPLL96M)
– External Interrupt Controller (EIC)
– 16 external interrupts
– One Non-maskable Interrupt (NMI)
– Two-pin Serial Wire Debug (SWD) programming, test and debugging interface
• Low Power
– Idle and Stand-by Sleep modes
– SleepWalking peripherals
• Peripherals
– 12-channel Direct Memory Access Controller (DMAC)
– 12-channel Event System
– Up to five 16-bit Timer/Counters (TC), configurable as either:
• One 16-bit TC with two compare/capture channels
• One 8-bit TC with two compare/capture channels
• One 32-bit TC with two compare/capture channels, by using two TCs
– Up to four 24-bit Timer/Counters for Control (TCC), with extended functions:
• 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
– One full-speed (12 Mbps) Universal Serial Bus (USB) 2.0 interface
• Embedded host and device function
• Eight endpoints
– 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 3.4 MHz
• SPI
• LIN slave
– One two-channel Inter-IC Sound (I2S) interface
– One 12-bit, 350ksps Analog-to-Digital Converter (ADC) with up to 20 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, 350 ksps Digital-to-Analog Converter (DAC)
– Up to four Analog Comparators (AC) with Window Compare function
– Peripheral Touch Controller (PTC)
• 256-Channel capacitive touch and proximity sensing
• I/O
– Up to 52 programmable I/O pins
• Qualification
– AEC-Q100 Grade 1 (-40°C to 125°C)
• Drop-in compatible with SAM D20
• Packages
– 64-pin TQFP, QFN, UFBGA
– 48-pin TQFP, QFN
– 45-pin WLCSP
– 35-pin WLCSP
– 32-pin TQFP, QFN
• Operating Voltage
– 1.62V – 3.63V
ATSAMD21J18A-AU