Microchip Technology144-LFBGARoHS

ATSAMS70Q21B-CFN

IC MCU 32BIT 2MB FLASH 144LFBGA

Parameters

Parameter	Value
Brand	Microchip Technology
Model	ATSAMS70Q21B-CFN
Package / Case	144-LFBGA
Mounting Type	Surface Mount
Operating Temperature	-40°C ~ 105°C (TA)
Core Processor	ARM® Cortex®-M7
Speed	300MHz
Program Memory Size	2MB (2M x 8)
RAM Size	384K x 8
Number of I/O	75
Data Converters	A/D 10x12b; D/A 2x12b
Voltage - Supply	1.62V ~ 3.6V
Connectivity	CANbus, Ethernet, I²C, IrDA, LINbus, SPI, UART/USART, USB
Peripherals	Brown-out Detect/Reset, DMA, I²S, POR, PWM, WDT
Supplier Device Package	144-LFBGA (10x10)
RoHS	RoHS
Part Status	Active

Application & Notes

ATSAMS70Q21B-CFN by Microchip Technology is a ARM® Cortex®-M7 microcontroller widely used in industrial control, motor drives, IoT devices, 3D printer mainboards, and consumer electronics. The 144-LFBGA package fits automated SMT assembly. Operating temperature is -40°C ~ 105°C (TA) — verify your application environment. Pin-compatible domestic alternatives include GigaDevice GD32 series and Artery AT32 series — note GD32 ADC specs may differ slightly from ST originals.

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All Technical Specifications

Speed	300MHz
RAM Size	384K x 8
Core Size	32-Bit
Peripherals	Brown-out Detect/Reset, DMA, I²S, POR, PWM, WDT
Connectivity	CANbus, Ethernet, I²C, IrDA, LINbus, SPI, UART/USART, USB
Number of I/O	75
Core Processor	ARM® Cortex®-M7
Data Converters	A/D 10x12b; D/A 2x12b
Oscillator Type	Internal
Program Memory Size	2MB (2M x 8)
Program Memory Type	FLASH
Voltage - Supply (Vcc/Vdd)	1.62V ~ 3.6V

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