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ATSAMS70Q21B-CFNT
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Product Detailed Parameters
- Description：IC MCU 32BIT 2MB FLASH 144UFBGA
- 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：2MB (2M 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-UFBGA (6x6)
- Package / Case：144-UFBGA
- Grade：-
- Qualification：-
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Overview
The ATSAMS70Q21B-CFNT is a 32-bit microcontroller from the SAM S70 series, featuring an ARM Cortex-M7 core operating at 300MHz. It integrates 2MB of flash memory and 384KB of SRAM within a 144-UFBGA (6x6) 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 encompass EBI/EMI, I2C, IrDA, LINbus, MMC/SD/SDIO, QSPI, SPI, UART/USART, and USB interfaces.
Feature Summary
- High-performance processing via ARM Cortex-M7 core with DSP instructions
- Integrated external bus interface for direct connection to parallel peripherals
- Comprehensive analog conversion capabilities with multiple high-resolution channels
- Robust connectivity suite supporting industrial and multimedia communication standards
Applications
- Industrial automation controllers requiring high-speed processing
- Human-machine interface (HMI) displays with graphics capabilities
- Medical equipment utilizing precise analog signal acquisition
- Automotive infotainment systems with extensive peripheral connectivity
Procurement Notes
Verify the specific suffix CFNT corresponds to the 144-UFBGA package configuration. Confirm RoHS compliance status against the latest manufacturer datasheet revision. Ensure design compatibility with the specified 1.08V to 3.6V supply voltage range. Check moisture sensitivity level requirements for surface mount assembly processes.
Selection Notes
Select this component when high computational throughput is required alongside significant on-chip memory. The inclusion of an external bus interface distinguishes it from models lacking EBI support. Consider the 144-pin footprint constraints during PCB layout planning. Evaluate the need for multiple serial communication interfaces present in this variant.
Part Context
This part belongs to the Microchip SAM S70 family, designed for applications demanding advanced control and connectivity. It shares architectural similarities with the SAM E70 and V71 series but offers specific memory and interface configurations tailored for cost-sensitive yet performance-critical embedded solutions.
Replacement Considerations
ATSAMS70Q21A-CFNT serves as a prior generation alternative within the same package. ATSAMS70Q21B-CNT provides equivalent functionality in a tape-and-reel packaging format.
