ATSAM4E16EB-CNR

Overview

The ATSAM4E16EB-CNR is a Microchip Technology microcontroller from the SAM4E series, featuring an ARM Cortex-M4 core with FPU. It integrates 1 MB of Flash memory and 128 kB of SRAM within a 100-pin TFBGA package. The device operates at a maximum clock frequency of 120 MHz and supports a supply voltage range of 1.62 V to 3.6 V. It includes 79 I/O pins, a 12-bit ADC with 16 channels, and multiple communication interfaces including USB, SPI, I2C, and USART.

Feature Summary

• Integrates an ARM Cortex-M4 processor core with hardware floating-point unit for efficient digital signal processing.
• Provides extensive connectivity options including USB Full-Speed interface alongside standard serial protocols.
• Features high-resolution analog-to-digital conversion capabilities suitable for precision sensor applications.

Applications

• Industrial control systems requiring robust processing and analog input handling
• Consumer electronics utilizing USB connectivity for data transfer or power management
• Medical devices needing precise analog signal acquisition and reliable microcontroller performance

Procurement Notes

Verify the specific suffix CNR indicates the TFBGA-100 package and reel packaging configuration. Confirm RoHS compliance status and moisture sensitivity level requirements prior to assembly. Ensure the ordering part number matches the exact pinout and temperature grade specifications required by the design.

Selection Notes

Select this component when a balance of high-performance processing and rich peripheral integration is needed in a compact footprint. Compare against other SAM4E variants based on memory size and package type constraints. Consider the availability of development tools and debuggers compatible with the Cortex-M4 architecture for prototyping efficiency.

Part Context

This device belongs to the Microchip SAM4E family, designed for applications demanding high performance and low power consumption. The series utilizes the ARM Cortex-M4 core, offering significant computational power relative to its power envelope. It serves as a versatile solution for complex embedded tasks across various industries.

Replacement Considerations

Compatible substitutes include other members of the ATSAM4E16 series such as ATSAM4E16CB-CN or ATSAM4E16CA-AU, provided package and pin compatibility are verified. Cross-referencing datasheets is essential to ensure functional equivalence regarding memory, peripherals, and electrical characteristics.

FAQ

What is the maximum operating speed of the ATSAM4E16EB-CNR?

The microcontroller supports a maximum system clock frequency of 120 MHz.

Does this MCU include a hardware floating-point unit?

Yes, the ARM Cortex-M4 core in this device includes a single-precision floating-point unit (FPU).

How many analog input channels are available?

The device features a 12-bit ADC with 16 external channels for analog signal acquisition.