ATSAMD20J18A-ANT

$3.17

Description：IC MCU 32BIT 256KB FLASH 64TQFP
Series：SAM D20J
Mfr：Microchip Technology
Package：Tape & Reel (TR),Cut Tape (CT)
Core Processor：ARM® Cortex®-M0+

SKU:b2c9b0023156 Category: Microcontrollers Brand: Microchip Technology

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Product introduction

Product Detailed Parameters

Description：IC MCU 32BIT 256KB FLASH 64TQFP
Series：SAM D20J
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：52
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 20x12b; D/A 1x10b
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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ATSAMD20J18A-ANT

Overview

The ATSAMD20J18A-ANT is an ARM-based microcontroller featuring the Cortex-M0+ core, operating at a maximum clock frequency of 48 MHz. It integrates 256 kB of Flash program memory and 32 kB of SRAM data RAM within a 64-pin TQFP package. The device supports a supply voltage range from 1.62 V to 3.63 V and includes a 12-bit ADC with 20 channels. It offers 52 general-purpose I/O pins and operates across an extended temperature range of -40°C to +105°C.

Feature Summary

Cortex-M0+ processor core for efficient code execution
Integrated 12-bit analog-to-digital conversion capabilities
Extended industrial temperature operation range
Multiple communication interface support including SPI and UART

Applications

Home automation systems
Industrial control applications
Low-power sensor nodes

Procurement Notes

Verify the specific suffix ANT corresponds to the 64-TQFP package and 105°C temperature rating when sourcing. Confirm voltage specifications align with system requirements, as this variant supports 1.62V to 3.63V. 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 for designs requiring low power consumption alongside moderate processing performance. The 48 MHz speed suits real-time control tasks without excessive energy usage. Consider the 52 available I/Os for peripheral connectivity needs. Verify that the 3.63V maximum voltage limit fits the target power domain, distinguishing it from 5V tolerant variants in the SAM D20 family.

Part Context

This part belongs to the Microchip SAM D20 series, which utilizes the ARM Cortex-M0+ architecture. The series targets cost-sensitive embedded applications requiring flash-based programming. The J18 designation indicates specific memory configurations and I/O counts within the family. The ANT suffix identifies the physical package and thermal grade.