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ATSAME70Q20B-CFNT
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Product Detailed Parameters
- Description：IC MCU 32BIT 1MB FLASH 144UFBGA
- Series：SAM E70
- Mfr：Microchip Technology
- Package：Tape & Reel (TR),Cut Tape (CT)
- Core Processor：ARM® Cortex®-M7
- Core Size：32-Bit Single-Core
- Speed：300MHz
- Connectivity：CANbus, EBI/EMI, Ethernet, 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：114
- 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 24x12b; D/A 2x12b
- Oscillator Type：Internal
- Operating Temperature：-40°C ~ 105°C (TA)
- Mounting Type：Surface Mount
- Supplier Device Package：144-UFBGA (6x6)
- Package / Case：144-UFBGA
- Grade：-
- Qualification：-
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Overview
The ATSAME70Q20B-CFNT is a 32-bit microcontroller from the Microchip SAM E70 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 1.62V to 3.6V and operates between -40°C and 105°C. Connectivity options include Ethernet, USB, CANbus, I2C, SPI, UART/USART, QSPI, MMC/SD/SDIO, LINbus, IrDA, and EBI/EMI. Analog capabilities consist of 24x12-bit ADCs and 2x12-bit DACs.
Feature Summary
- High-performance processing via ARM Cortex-M7 core with integrated FPU
- Comprehensive connectivity suite including Ethernet and multiple serial interfaces
- Integrated analog conversion with high-resolution ADCs and DACs
- Flexible memory architecture supporting extensive code and data storage
Applications
- Industrial automation and control systems
- Medical equipment requiring high-speed processing
- Smart metering and utility infrastructure
- Human-machine interface (HMI) displays
Procurement Notes
Verify the complete part number against official Microchip documentation to ensure correct suffix alignment for package type and temperature grade. Confirm that the specific revision matches project requirements. Cross-reference datasheet updates for any recent design or specification changes. Ensure compatibility with existing PCB footprint and thermal management strategies during component sourcing.
Selection Notes
Select this component when a balance of high computational performance and rich peripheral integration is required. The UFBGA package suits space-constrained designs needing robust connectivity. Consider the 300MHz clock speed for complex algorithm execution. Evaluate power consumption profiles against system battery or thermal constraints before finalizing the selection for mass production.
Part Context
This MCU belongs to the SAM E70 family, designed for applications demanding advanced graphics and high-speed communication. It shares architectural similarities with the SAM S70 but targets cost-sensitive markets. The device provides a scalable solution for embedded systems requiring reliable real-time processing and extensive I/O capabilities in a compact form factor.
Replacement Considerations
ATSAME70Q20A-CFNT offers identical electrical specifications and pinout but may differ in manufacturing revision or minor feature sets. ATSAMS70Q20B-CFN is functionally similar but belongs to the premium SAM S70 series, potentially offering enhanced security features. Verify pin compatibility and software library support before substituting.
