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ATSAME70Q20B-CNT
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Product Detailed Parameters
- Description：IC MCU 32BIT 1MB FLASH 144LFBGA
- 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-LFBGA (10x10)
- Package / Case：144-LFBGA
- Grade：-
- Qualification：-
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Overview
The ATSAME70Q20B-CNT 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-pin UFBGA package. The device supports a supply voltage range of 1.62V to 3.6V and operates between -40°C and 105°C. Connectivity includes Ethernet, USB, CANbus, I2C, SPI, UART, QSPI, and SDIO interfaces.
Feature Summary
- High-performance processing via ARM Cortex-M7 core with DSP instructions
- Integrated Ethernet MAC with dedicated DMA for network applications
- Comprehensive analog subsystem with multiple 12-bit ADCs and DACs
- Flexible connectivity supporting industrial protocols and high-speed peripherals
Applications
- Industrial motor control systems requiring real-time processing
- Human-machine interface (HMI) panels with graphical displays
- Smart metering and utility infrastructure devices
- Medical equipment requiring precise analog signal acquisition
Procurement Notes
Verify the specific suffix against official datasheets to confirm package type and temperature grade. Ensure compatibility with existing PCB footprints for the 144-UFBGA configuration. Confirm that the selected variant meets all regulatory requirements for the target deployment environment before finalizing procurement orders.
Selection Notes
Select this component when design requirements demand high computational throughput combined with robust peripheral integration. The inclusion of Ethernet and advanced analog converters makes it suitable for complex embedded systems. Evaluate pin count and package constraints to ensure the 144-pin form factor fits the mechanical design specifications.
Part Context
This part belongs to the SAM E70 family, designed for performance-oriented applications. It shares architectural similarities with other variants in the series but offers specific memory and package configurations. The family targets demanding embedded control tasks requiring deterministic response times and extensive connectivity options.
Replacement Considerations
Consult official substitution lists for compatible parts within the SAM E70 or SAM S70 families. Verify pin-to-pin compatibility and electrical parameter alignment before considering alternative manufacturers.
