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ATSAMC20J18A-ANTS2
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Product Detailed Parameters
- Description：IC MCU 32BIT 256KB FLASH 64TQFP
- Series：SAM C20
- Mfr：Microchip Technology
- Package：Tape & Reel (TR),Cut Tape (CT)
- Core Processor：ARM® Cortex®-M0+
- Core Size：32-Bit Single-Core
- Speed：48MHz
- Connectivity：I2C, LINbus, SPI, UART/USART
- Peripherals：Brown-out Detect/Reset, DMA, POR, WDT
- Number of I/O：52
- Program Memory Size：256KB (256K x 8)
- Program Memory Type：FLASH
- EEPROM Size：-
- RAM Size：32K x 8
- Voltage - Supply (Vcc/Vdd)：2.7V ~ 5.5V
- Data Converters：A/D 12x12b
- Oscillator Type：Internal
- Operating Temperature：-40°C ~ 105°C (TA)
- Mounting Type：Surface Mount
- Supplier Device Package：64-TQFP (10x10)
- Package / Case：64-TQFP
- Grade：-
- Qualification：-
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Overview
The ATSAMC20J18A-ANTS2 is a 32-bit ARM Cortex-M0+ microcontroller from the SAM C20 series. It features 256 kB of Flash program memory and 32 kB of SRAM data RAM. The device supports a maximum clock frequency of 48 MHz and operates within a supply voltage range of 2.7 V to 5.5 V. It includes 52 general-purpose I/Os, a 12-channel 12-bit ADC, and five timer/counters. Interfaces include I2C, LIN, PMBus, Serial, SPI, and USART. The component is housed in a TQFP-64 package and is qualified for AEC-Q100 automotive standards.
Feature Summary
- Automotive-grade reliability with AEC-Q100 qualification for extended temperature operation up to 105°C.
- Integrated advanced analog peripherals including a 12-bit ADC with multiple channels.
- Supports diverse communication protocols such as LIN, PMBus, SPI, and USART for system connectivity.
Applications
- Automotive body control modules
- Industrial sensor interfaces
- LIN bus network nodes
Procurement Notes
Verify the specific suffix ANTS2 against official Microchip documentation to confirm the TQFP-64 package and automotive grade designation. Ensure compatibility with required operating temperatures and interface configurations before integration. Cross-reference datasheet revisions for any errata or pinout changes relevant to this specific part number variant.
Selection Notes
Select this component when automotive certification (AEC-Q100) and high-temperature stability are mandatory requirements. The 48 MHz speed and 256 kB memory suit applications needing moderate processing power with extensive I/O capabilities. Consider the TQFP-64 footprint for PCB layout constraints and verify that the 5.5 V max supply aligns with system power rails.
Part Context
This MCU belongs to the SAM C20 family, designed for cost-sensitive automotive and industrial applications. It shares architectural similarities with other SAM C20 variants but differs in memory size, package type, and temperature rating. The ATSAMC20J18A-ANTS2 specifically targets environments requiring robust performance under thermal stress.
Replacement Considerations
ATSAMC20J18A-ANT
FAQ
What is the maximum operating temperature for this component?
The ATSAMC20J18A-ANTS2 supports an extended operating temperature range up to +105°C due to its automotive qualification.
Does this microcontroller support LIN bus communication?
Yes, the device includes hardware support for LIN bus protocol alongside SPI, I2C, and USART interfaces.
