ATSAMD20J18A-CUT

Overview

The ATSAMD20J18A-CUT is a Microchip Technology ARM microcontroller based on the Cortex-M0+ core. It features 256 kB of Flash program memory and 32 kB of SRAM data RAM. The device operates with a maximum clock frequency of 48 MHz and supports a supply voltage range of 1.62 V to 3.63 V. It includes a 12-bit ADC with 20 channels, 52 I/O pins, and interfaces such as I2C, SPI, UART, and USART. The component is housed in a UFBGA-64 package and functions within an operating temperature range of -40°C to +85°C.

Feature Summary

• Integrates a 32-bit ARM Cortex-M0+ processor for efficient code execution.
• Provides extensive connectivity through multiple communication peripherals including I2C, SPI, and USART.
• Features high-resolution analog-to-digital conversion capabilities with multiple input channels.

Applications

• Low-power embedded control systems
• Industrial sensor interfaces
• Consumer electronics devices

Procurement Notes

Verify the specific suffix 'CU' against official Microchip documentation to confirm the tape and reel packaging configuration. Ensure the voltage range and package type match the design requirements before ordering. Cross-reference the full part number with the manufacturer's current datasheet to validate availability and any potential revisions.

Selection Notes

Select this component when a balance of processing power and low power consumption is required. The 48 MHz speed and 256 kB memory suit applications needing moderate computational load. Verify that the UFBGA-64 package is compatible with the PCB layout constraints and assembly capabilities.

Part Context

This model belongs to the SAM D20 family of microcontrollers from Microchip Technology. These devices are designed for cost-sensitive and power-efficient applications. The family shares common architectural features but varies in memory size, package options, and peripheral counts.

Replacement Considerations

Check for direct substitutes within the SAM D20 series with matching memory and pin counts. Verify compatibility with existing firmware and hardware designs when considering alternative packages or variants.