EFM8BB51F16G-C-TSSOP20R

Microcontrollers Overview

The EFM8BB51F16G-C-TSSOP20R is an 8-bit microcontroller from the Silicon Labs Busy Bee family, utilizing a CIP-51 core with a maximum operating frequency of 50 MHz. It features 16 kB of in-system reprogrammable Flash memory and 1280 bytes of RAM. The device includes a 12-bit ADC with 16 channels, two analog comparators, and four configurable logic units. Communication interfaces include two UARTs, SPI with a 4-byte FIFO, and SMBus/I2C. It operates on a single supply voltage ranging from 1.8 V to 5.5 V and supports a temperature range of -40°C to +85°C.

Microcontrollers Feature Summary

• Integrates advanced analog peripherals including a 12-bit ADC and precision voltage reference within small packages for space-constrained applications.
• Features a pipelined 8051 core capable of 50 MIPS peak throughput with flexible pin mapping via a priority crossbar decoder.
• Provides enhanced pulse-width modulation through a dedicated PWM engine with complementary outputs and dead-time insertion.
• Supports low-power operation with multiple modes including snooze mode with fast wake-up times.

Microcontrollers Applications

• LED and lighting control systems
• Industrial automation equipment
• Consumer electronics devices
• Motor control circuits
• Battery pack management

Microcontrollers Procurement Notes

Verify the specific ordering code against official documentation to ensure correct package type and temperature grade. Confirm that the TSSOP20 variant matches your board layout requirements. Check for any recent Product Change Notices regarding assembly or material updates. Ensure compatibility with existing design tools and debuggers before finalizing procurement decisions.

Microcontrollers Selection Notes

Select this component when a robust 8-bit architecture with high-speed I/O capabilities is required. The wide supply voltage range simplifies power design across various system voltages. Consider the integrated analog features if signal conditioning is needed without external components. Evaluate the available timer and communication resources against application complexity.

Microcontrollers Part Context

This part belongs to the EFM8BB51 series within the broader EFM8 Busy Bee family. It shares the same core architecture and peripheral set as other variants in the family, differing primarily in memory size, package type, and temperature rating. It serves as a versatile solution for general-purpose embedded control tasks requiring high integration.

Microcontrollers Replacement Considerations

Direct substitutes within the same family include EFM8BB51F16G-C-QFN20 for QFN20 packaging. For different memory sizes, consider EFM8BB51F8G-C-TSSOP20R. Verify pinout compatibility and software register mappings when switching between package types or memory configurations.

Microcontrollers FAQ

What is the maximum operating frequency of the CIP-51 core?

The CIP-51 core operates at a maximum frequency of 50 MHz.

Does the device support in-system programming?

Yes, the Flash memory is in-system reprogrammable from firmware.

How many analog-to-digital converter channels are available?

The device includes a 12-bit ADC with 16 input channels.