Status: | Active |
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Series: | ATSAMD21G17 |
RoHS: | Compliant |
A low-power, high-performance Microchip's ARM® Cortex®-M0+ based flash microcontroller, the ATSAMD21G17 is ideal for a wide range of home automation, consumer, metering, and industrial applications. It features:
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.
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Processor |
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ARM Cortex-M0+ CPU running at up to 48MHz |
Single-cycle hardware multiplier |
Micro Trace Buffer |
Memories |
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128KB in-system self-programmable Flash |
4KB RWW Support in device variant D |
16KB SRAM Memory |
System |
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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 |
Low Power |
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Idle and standby sleep modes |
SleepWalking peripherals |
Peripherals |
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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 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 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 (12Mbps) Universal Serial Bus (USB) 2.0 interface |
Embedded device function |
Eight endpoints |
Six Serial Communication Interfaces (SERCOM), each configurable to operate as either: |
USART with full-duplex and single-wire half-duplex configuration |
I2C Bus up to 3.4MHz |
SMBUS/PMBUS |
SPI |
LIN client |
12-bit, 350ksps Analog-to-Digital Converter (ADC) with up to 14 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, 350ksps Digital-to-Analog Converter (DAC) |
Two Analog Comparators (AC) with window compare function |
Peripheral Touch Controller (PTC) |
256-channel capacitive touch and proximity sensing |
I/O |
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38 GPIO pins |
Packages |
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48-pin TQFP, QFN, WLCSP |
Operating Voltage |
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1.62V – 3.63V |
Part Family | SAMD21 |
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CPU Type | Cortex-M0+ |
MaxSpeed (MHz) | 48 |
Program Memory Size (KB) | 128 |
SRAM (KB) | 16 |
Data EEPROM (bytes) | 4098 |
Temp. Range Min. | -40 |
Temp. Range Max. | 125 |
Operation Voltage Min.(V) | 1.62 |
Operation Voltage Max.(V) | 3.63 |
Direct Memory Access (DMA) Channels | 12 |
SPI | 6 -SPI |
I2C | 6 |
UART | 6 |
I2S | 1 |
Ethernet | None |
USB Interface | Full Speed |
Number of USB Modules | 1 |
Type of CAN module | None |
Number of CAN Modules | 0 |
Crypto Engine | No |
Max ADC Resolution (bits) | 12 |
Max ADC Sampling Rate (ksps) | 350 |
ADC Channels | 14 |
Max DAC Resolution (bits) | 10 |
DAC outputs | 1 |
Hardware Touch Peripheral | PTC |
Number of Comparators | 2 |
Motor Control PWM Channels | 22 |
Quadrature Encoder Interface (QEI) | 0 |
Internal Oscillator | 32khz, 32Khz ULP, 8Mhz |
Hardware RTCC | Yes |
Max I/O Pins | 38 |
Pin Count | 48 |
Low Power | Yes |
Data Sheets |
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SAM D21/DA1 Family Data Sheet |
Board Design Files |
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STK600-RC032SAM-79 |
STK600-RC048SAM-78 |
STK600-RC064SAM-87 |
STK600-RC048SAM-88 |
STK600-RC032SAM-89 |
STK600-RC064SAM-72 |
Design Checklist |
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Basic 32-Bit MCU Design and Troubleshooting Checklist |
Miscellaneous |
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QTouch Library Selection Guide |
JEDEC Indicator | e3 |
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ROHS | Compliant |
China EFUP | Compliant |
Device Weight (g) | 0.1428 |
Shipping Weight (kg) | 2.94 |
Lead Count | 48 |
Package Type | TQFP |
Package Width or Size | 7x7x1.0mm |
Soldering Composition | Matte Tin |
Where can I find additional details, specifications and documents for a ATSAMD21G17A-AZ?
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Is the ATSAMD21G17A-AZ RoHS compliant?
Yes. This part has been flagged as RoHS Compliant by Microchip Technology.
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