ATSAMHA1G17AB

32-bit Arm · SAMH · Arm Cortex-M0+ · ARMv6-M · device ID 0x10012698

The ATSAMHA1G17AB is a 32-bit Arm Cortex-M0+ microcontroller (SAMH family) from Microchip with 128 KB of flash, 16 KB of SRAM, running up to 48 MHz from 2.7 to 3.63 V, with 34 I/O pins and 27 peripheral interrupts (IRQs). It comes in QFN-48.

Flash128 KB
SRAM16 KB
Clock48 MHz
I/O pins34
IRQs27

Timers

TC5
TCC4
PWM pins32
Watchdogyes

Analog

ADC inputs13
Comparator1
DAC1

Communication

SERCOM (UART · SPI · I²C)6

Power & clock

Supply2.7 – 3.63 V
Max clock48 MHz

Packages

QFN-4848 pins

Explore the ATSAMHA1G17AB

Pinout1 package, every pin and its functionsMemory mapFlash, SRAM, EEPROM and the registers, at their addresses Registers1019 registers with every bit InterruptsThe vector table: 6 core exceptions and 27 IRQs Peripherals39 blocks with their registers and pins Fuses & lock bitsCalculator with the factory defaults