ATSAML22J18A-AUT

Key features

• Operating Conditions • 1.62V – 3.63V, -40°C to +85°C , DC up to 32 MHz
• Core: 32 MHz ARM Cortex-M0+
• Single-cycle hardware multiplier
• Micro Trace Buffer
• Memory Protection Unit (MPU)
• 64/128/256 KB in-system self-programmable Flash
• 2/4/8 KB Flash Read-While-Write section
• 8/16/32 KB SRAM main memory
• Power-on Reset (POR) and programmable Brown-out Detection (BOD)
• Internal and external clock options
• External Interrupt Controller (EIC) – 16 external interrupts that can use any I/O pin
• One Non-maskable Interrupt (NMI) on one I/O pin
• 2-pin Serial Wire Debug (SWD)
• Idle, Standby, Backup, and Off Sleep modes
• SleepWalking peripherals
• Battery backup support
• Two runtime selectable power/performance levels
• Embedded Buck/LDO regulator supporting on-the-fly selection
• Active mode: <50 μA/MHz
• Standby with full retention, RTC and LCD = 3.47 μA – 2.1 μs wake-up time
• Standby with full retention and RTC: 1.87 μA – 2.1 μs wake-up time
• Ultra low-power Backup mode with RTC: 490 nA – 90 μs wake-up time
• Segment LCD controller – Up to 8 (4) common and 40 (44) segment terminals to drive 320 (176) segments
• Static, one-half, one-third, and one-fourth bias
• Up to four 16-bit Timer/Counters (TC), each configurable as:
• 16-bit TC with two compare/capture channels
• 8-bit TC with two compare/capture channels
• 32-bit TC with two compare/capture channels, by using two TCs
• One 24-bit Timer/Counters for Control (TCC), with extended functions:
• 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
• PWM Channels using TC and TCC peripherals:
• Up to four PWM channels on each 24-bit TCC
• Up to two PWM channels on each 16-bit TC
• Frequency Meter
• 32-bit Real-Time Counter (RTC) with Clock/Calendar function
• 8x32-bit Backup Register
• Tamper Detection
• Watchdog Timer (WDT)
• CRC-32 generator
• One Full-Speed (12 Mbps) Universal Serial Bus (USB) 2.0 Device
• Eight endpoints
• Crystal less operation
• Up to six Serial Communication Interfaces (SERCOM), each configurable as:
• USART with full-duplex and single-wire half-duplex configuration
• ISO7816
• I2C up to 3.4 MHz (maximum of 1 High-Speed mode and maximum of 3 Fast mode)
• SPI
• One AES encryption engine
• One True Random Generator (TRNG)
• One Configurable Custom Logic (CCL)
• One 12-bit, 1 Msps Analog-to-Digital Converter (ADC) with up to 20 channels
• Differential and single-ended input
• Oversampling and decimation in hardware to support 13-bit, 14-bit, 15-bit, or 16-bit resolution
• Two Analog Comparators (AC) with Window Compare function
• Peripheral Touch Controller (PTC)
• Up to 256-Channel capacitive touch sensing
• Maximum Mutual-Cap up to 16x16 channels
• Maximum Self-Cap up to 24 channels
• Wake-up on touch in Standby mode
• 32.768 kHz crystal oscillator (XOSC32K)
• 0.4-32 MHz crystal oscillator (XOSC)
• 32.768 kHz ultra-low-power internal oscillator (OSCULP32K)
• 16/12/8/4 MHz high-accuracy internal oscillator (OSC16M)
• 48 MHz Digital Frequency Locked Loop (DFLL48M)
• 96 MHz Fractional Digital Phased Locked Loop (FDPLL96M)
• Up to 82 programmable I/O pins
• Up to 52 segment LCD pins can be used as GPIO/GPI
• Up to five wake-up pins with optional debouncing
• Up to five tamper input pins
• One tamper output pin
• 100-pin TQFP
• 64-pin TQFP, QFN
• 49-pin WLCSP
• 48-pin TQFP, QFN