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ATSAMD20E18A-ANT
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Product Detailed Parameters
- Description：IC MCU 32BIT 256KB FLASH 32TQFP
- Series：SAM D20E
- 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, SPI, UART/USART
- Peripherals：Brown-out Detect/Reset, POR, WDT
- Number of I/O：26
- Program Memory Size：256KB (256K x 8)
- Program Memory Type：FLASH
- EEPROM Size：-
- RAM Size：32K x 8
- Voltage - Supply (Vcc/Vdd)：1.62V ~ 3.6V
- Data Converters：A/D 10x12b; D/A 1x10b
- Oscillator Type：Internal
- Operating Temperature：-40°C ~ 105°C (TA)
- Mounting Type：Surface Mount
- Supplier Device Package：32-TQFP (7x7)
- Package / Case：32-TQFP
- Grade：-
- Qualification：-
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Overview
The ATSAMD20E18A-ANT is a 32-bit microcontroller from the SAMD20 family, featuring an ARM Cortex-M0+ core operating at a maximum frequency of 48 MHz. It integrates 256 KB of in-system programmable Flash memory and 32 KB of SRAM. The device supports a supply voltage range of 1.62 V to 3.63 V and includes ten 12-bit analog-to-digital converter channels. Connectivity options include I2C, SPI, UART, and USART interfaces. It is housed in a 48-pin TQFP package with an industrial temperature range of -40°C to +105°C.
Feature Summary
- ARM Cortex-M0+ processor core for efficient code execution
- Integrated non-volatile Flash and static RAM storage
- Multiple serial communication interface peripherals
- Multi-channel high-resolution analog-to-digital conversion
Applications
- Industrial control systems requiring robust processing
- Consumer electronics with low power constraints
- Sensor interface modules utilizing ADC capabilities
- Communication gateways using serial protocols
Procurement Notes
Verify the specific suffix 'ANT' corresponds to the 48-TQFP package and 105°C temperature grade during sourcing. Confirm RoHS compliance status as per current manufacturer declarations. Ensure ESD handling procedures are followed due to moisture sensitivity classification. Cross-reference datasheet revisions to confirm pinout compatibility with existing designs.
Selection Notes
Select this component when a balance of moderate program memory and extensive I/O count is required within a compact surface-mount footprint. The 48-pin TQFP offers sufficient peripheral availability for complex applications while maintaining cost efficiency. Consider the 1.62 V to 3.63 V operating range for battery-powered or variable supply environments.
Part Context
This part belongs to the Microchip SAMD20 series, designed for cost-sensitive embedded applications. The series utilizes the ARM Cortex-M0+ architecture to deliver performance comparable to higher-power cores while minimizing energy consumption. The SAMD20 family provides a scalable platform for various industrial and consumer needs.
Replacement Considerations
Direct substitutes within the same package and specification include ATSAMD20E18A-AU (TQFP-32, different pin count) or ATSAMD20G18A-ANT (same package, similar specs). Verify pin compatibility and peripheral availability before substitution.
