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Product Detailed Parameters
- Description:IC MCU 32BIT 1MB FLASH 144LQFP
- Series:SAM V71
- Mfr:Microchip Technology
- Package:Tray
- 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, SSC, 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):3V ~ 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-LQFP (20x20)
- Package / Case:144-LQFP
- Grade:Automotive
- Qualification:AEC-Q100
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Overview
The ATSAMV71Q20B-AAB is an ARM microcontroller from the SAM V71 series, featuring a 32-bit ARM Cortex-M7 core operating at a maximum frequency of 300 MHz. It integrates 1 MB of Flash program memory and 384 kB of SRAM data RAM within a 144-pin LQFP package. The device supports a supply voltage range of 3 V to 3.6 V and includes 114 general-purpose I/Os. Peripheral interfaces include CAN, ENET, I2C, SPI, UART, USART, and USB. It features a 12-bit ADC with 24 channels and meets AEC-Q100 automotive qualification standards for operation between -40°C and +105°C.
Feature Summary
- Automotive-grade reliability certified under AEC-Q100 standards for harsh environment operation
- High-performance processing via ARM Cortex-M7 core with integrated cache and MPU
- Comprehensive connectivity suite including Ethernet, CAN, and multiple serial interfaces
Applications
- Automotive instrument clusters and infotainment systems
- Advanced driver assistance systems (ADAS) controllers
- Industrial automation control units requiring high reliability
Procurement Notes
Verify the specific suffix 'AAB' corresponds to the LQFP-144 package variant during procurement. Confirm that the AEC-Q100 qualification status is required for the target application environment. Ensure compatibility with existing board layouts regarding the 144-pin form factor and thermal dissipation requirements for surface mount installation.
Selection Notes
Select this component when automotive certification is mandatory alongside high-speed processing capabilities. Compare against the ATSAMV71Q21B-AAB if 2 MB of Flash memory is necessary instead of 1 MB. Consider the pin count and interface availability relative to system complexity before finalizing the design choice.
Part Context
This part belongs to the Microchip SAM V71 family, designed for high-performance embedded applications. It shares architectural similarities with other SAM V71 variants but differs in memory size and packaging. The Q20 designation typically indicates the 1 MB Flash configuration within this specific series lineup.
Replacement Considerations
ATSAMV71Q21B-AAB offers identical performance with increased Flash memory capacity.
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