EFM32TG11B320F128GQ64-A

Microcontrollers Overview

The EFM32TG11B320F128GQ64-A is an ARM Cortex-M0+ microcontroller operating at 48 MHz. It features 128 kB of flash program memory and 32 kB of RAM data memory. The device includes a CAN bus controller, up to 53 general-purpose I/O pins, and supports interfaces such as UART, USART, I2C, SPI, and LEUART. It operates on a single supply voltage ranging from 1.8 V to 3.8 V and is housed in a QFP-64 package.

Microcontrollers Feature Summary

• Integrated CAN bus controller supporting version 2.0A and 2.0B protocols for reliable communication.
• Hardware cryptographic engine providing AES, ECC, SHA, and True Random Number Generator (TRNG) support.
• Ultra-low power operation with active current consumption as low as 37 µA/MHz and deep sleep current of 1.30 µA.
• Robust capacitive sensing capabilities with wake-on-touch functionality for interactive applications.

Microcontrollers Applications

• Smart energy meters
• Industrial and factory automation systems
• Home automation and security devices

Microcontrollers Procurement Notes

Verify the specific ordering code against official Silicon Labs documentation to confirm feature set variations. Ensure the selected variant matches the required package type, temperature range, and memory configuration for your design. Cross-reference datasheet revision history for any errata or updates relevant to this component.

Microcontrollers Selection Notes

Select this MCU for applications requiring high integration and robust security features within a compact footprint. Consider the available GPIO count and peripheral interfaces when designing the system architecture. Evaluate the power consumption characteristics against the specific energy mode requirements of the target application.

Microcontrollers Part Context

This component belongs to the EFM32 Tiny Gecko Series 1 family, designed for energy-efficient IoT applications. The series emphasizes ultra-low power performance combined with rich analog features and connectivity options, making it suitable for battery-powered devices requiring long operational life.

Microcontrollers Replacement Considerations

Consult the official ordering information table for direct pin-compatible alternatives within the same package and memory configuration. Verify that substitute parts maintain identical feature sets, particularly regarding the presence or absence of the DC-DC converter and LCD controller.

Microcontrollers FAQ

Does the EFM32TG11B320F128GQ64-A include an integrated DC-DC converter?

No, the '3' in the ordering code indicates the Basic feature set which does not include an integrated DC-DC buck converter.

What is the maximum clock frequency of this microcontroller?

The ARM Cortex-M0+ processor core operates at a maximum frequency of 48 MHz.

Which communication interfaces are supported by this device?

The device supports CAN, UART, USART, I2C, SPI, and Low Energy UART (LEUART) interfaces.