ATSAMS70Q20B-CFNT

$11.97

Description：IC MCU 32BIT 1MB FLASH 144LFBGA
Series：SAM S70
Mfr：Microchip Technology
Package：Tape & Reel (TR),Cut Tape (CT)
Core Processor：ARM® Cortex®-M7

SKU:e761f0a3cff4 Category: Microcontrollers Brand: Microchip Technology

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Product introduction

Product Detailed Parameters

Description：IC MCU 32BIT 1MB FLASH 144LFBGA
Series：SAM S70
Mfr：Microchip Technology
Package：Tape & Reel (TR),Cut Tape (CT)
Core Processor：ARM® Cortex®-M7
Core Size：32-Bit Single-Core
Speed：300MHz
Connectivity：EBI/EMI, I2C, IrDA, LINbus, MMC/SD/SDIO, QSPI, SPI, UART/USART, USB
Peripherals：Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT
Number of I/O：75
Program Memory Size：1MB (1M x 8)
Program Memory Type：FLASH
EEPROM Size：-
RAM Size：384K x 8
Voltage - Supply (Vcc/Vdd)：1.62V ~ 3.6V
Data Converters：A/D 10x12b; D/A 2x12b
Oscillator Type：Internal
Operating Temperature：-40°C ~ 105°C (TA)
Mounting Type：Surface Mount
Supplier Device Package：144-LFBGA (10x10)
Package / Case：144-LFBGA
Grade：-
Qualification：-

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ATSAMS70Q20B-CFNT

Overview

The ATSAMS70Q20B-CFNT is a 32-bit microcontroller from the SAM S70 series, featuring an ARM Cortex-M7 core operating at 300MHz. It integrates 1MB of Flash memory and 384KB of SRAM within a 144-UFBGA package. The device supports a supply voltage range of 1.08V to 3.6V and includes 24-channel 12-bit ADCs and 2-channel 12-bit DACs. Connectivity options include USB, SPI, UART/USART, I2C, LINbus, IrDA, MMC/SD/SDIO, QSPI, EBI/EMI, and I2S. It operates between -40°C and 105°C.

Feature Summary

High-performance processing via ARM Cortex-M7 core with DSP instructions
Integrated analog conversion capabilities with multiple 12-bit ADC channels
Comprehensive peripheral set including Ethernet MAC and USB OTG
Flexible external bus interface for memory expansion

Applications

Industrial automation controllers
Medical equipment systems
Smart metering infrastructure
Human-machine interface displays

Procurement Notes

Verify the specific suffix CFNT indicates tape and reel packaging when ordering. Confirm the B-grade revision (Q20B) matches design requirements against the official errata sheet. Ensure compatibility with the 144-pin UFBGA footprint during PCB layout finalization. Cross-reference the latest datasheet update notices for any pinout or electrical characteristic modifications prior to production.

Selection Notes

Select this component for designs requiring high computational throughput and extensive connectivity in a compact form factor. Compare against the ATSAMS70Q21A variant if larger program storage capacity is necessary. Evaluate power consumption profiles against lower-frequency Cortex-M4 alternatives if performance demands are modest. Verify that the 144-pin package density aligns with available board space constraints.

Part Context

This MCU belongs to the SAM S70 family, which targets high-performance embedded applications. It shares architectural similarities with the SAM E70 and V71 series but offers distinct memory configurations and peripheral sets tailored for cost-sensitive yet powerful industrial solutions. The Q20B designation signifies a specific silicon revision within this product line.