ATSAMC21N17A-ANT Part Information

Details for ATSAMC21N17A-ANT by Microchip Technology


Part Description

The Microchip SAM C series of 5V Cortex M0+ devices is designed for industrial and commercial applications in noisy environments. These products feature robust communications peripherals including the SERCOM module and CAN-FD, along with advanced motor control peripherals, and the Peripheral Touch Control (PTC) for developing robust user interfaces.   

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Part Features

  • ATSAMC21J17A Features
  • Processor
  • ARM Cortex-M0+ CPU running at up to 48MHz
  • Single-cycle hardware multiplier
  • Micro Trace Buffer
  • Memory Protection Unit (MPU)
  • Memories
  • 128KB in-system self-programmable Flash
  • 4KB independent self-programmable Flash for EEPROM emulation
  • 16KB SRAM Main Memory
  • System
  • Power-on reset (POR) and brown-out detection (BOD)
  • Internal and external clock options with 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
  • Low Power
  • Idle, standby, and off sleep modes
  • SleepWalking peripherals
  • Peripherals
  • Hardware Divide and Square Root Accelerator (DIVAS)
  • 12-channel Direct Memory Access Controller (DMAC)
  • 12-channel Event System
  • Up to eight 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
  • Two 24-bit Timer/Counters and one 16-bit Timer/Counter 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 outputs
  • Dithering that increase resolution with up to 5 bit and reduce quantization error
  • Frequency Meter
  • 32-bit Real Time Counter (RTC) with clock/calendar function
  • Watchdog Timer (WDT)
  • CRC-32 generator
  • Up to two Controller Area Network (CAN) interfaces:
  • CAN 2.0A/B
  • ISO CAN FD; ISO 1189801:2015
  • Each CAN interface have two selectable pin locations to switch between two external CAN transceivers (without the need for an external switch)
  • Up to eight Serial Communication Interfaces (SERCOM), each configurable to operate as either:
  • USART with full-duplex and single-wire half-duplex configuration
  • I2C up to 3.4MHz (Except SERCOM6 and SERCOM7)
  • SPI
  • LIN master/slave
  • RS-485
  • PMBus
  • Four Configurable Custom Logic (CCL)
  • Two 12-bit, 1Msps Analog-to-Digital Converter (ADC) with up to 12 channels each (20 unique channels in total)
  • Differential and single-ended input
  • Automatic offset and gain error compensation
  • Oversampling and decimation in hardware to support 13-, 14-, 15- or 16-bit resolution
  • One 16-bit Sigma-Delta Analog-to-Digital Converter (SDADC) with up to 3 differential channels
  • 10-bit, 350ksps Digital-to-Analog Converter (DAC)
  • Four Analog Comparators (AC) with window compare function
  • Integrated Temperature Sensor
  • Peripheral Touch Controller (PTC)
  • 256-Channel capacitive touch and proximity sensing I/O
  • Up to 52 programmable I/O pins
  • Drop in compatible with select SAM D20 and SAM D21
  • Operating Voltage
  • 2.7V – 5.5V

Part Specifications

Part Family SAM C21
Part Prefix SAMC21N18
Architecture 32
Core Cortex M0+
MaxSpeed (MHz) 48
CPU Type Cortex-M0+
Program Memory Type Flash
SelfWrite Yes
Program Memory Size (KB) 128
Program Memory Size (KWords) 64
Auxiliary Flash (KB) 4
Secure Bootloader (CodeGuard™ Security) None
RAM (bytes) 16384
Data EEPROM (bytes) 4096
Emulated EEPROM in Flash True
Direct Memory Access (DMA) Channels 12
Temp. Range Min. -40
Temp. Range Max. 105
Operation Voltage Min.(V) 2.7
Operation Voltage Max.(V) 5.5
Max I/O Pins 84
Pin Count 100
Brown Out Reset (BOR) BOR
Low Voltage Detection (LVD) None
Power On Reset (POR) Yes
Internal Voltage Reference (Bandgap) Yes
Math Accelerator True
Number of Comparators 4
Comparator max speed (ns) 70
Number of ADCs 2
ADC Channels 20
Diff ADC Inputs 10
Max ADC Sampling Rate (ksps) 1000
Max ADC Resolution (bits) 12
Number of DACs 1
DAC outputs 3
Max DAC Resolution (bits) 10
Hardware Touch Peripheral PTC
SPI™ 8
I2C 8
Max 8 Bit Digital Timers 8
Max 16 Bit Digital Timers 8
Max 32 Bit Digital Timers 4
Hardware RTCC Yes
Watch Dog Timers (WDT) Yes
Angular Timer True
Timers 8
Motor Control PWM Channels 14
Standalone Output Compare/ Standard PWM 16
Input Capture 16
Max # PWM outputs (including complementary outputs) 30
PWM Max Resolution (bits) 32
Output Compare Channels 16
Signal Measurement Timer 1
USB Interface None
Number of CAN Modules 2
Type of CAN module CAN-FD
IrDA Yes
Ethernet None
Integrated Wireless Frequency None
Wireless Technology None
Configurable Logic Cell Modules (CLC /CCL) 4
Configurable Logic Cell Modules (CLC /CCL) Type CCL
Peripheral Pin Select (PPS)/Pin Muxing Yes
JTAG Debug/Program/Boundary Scan
Temperature Range -40C to +105C

Alternative Part Descriptions

  • 100 TQFP,105C TEMP, GREEN, 5V, 48MHZ, T&R, 100 TQFP 14X14X1MM T/R ROHS COMPLIANT: YES | Newark Electronics
  • MCCATSAMC21N17A-ANT | Avnet America
  • MCCATSAMC21N17A-ANT | Avnet Europe

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