Manufacturer Part Number
EFM8BB21F16G-C-QFN20R
Manufacturer
Silicon Labs
Introduction
EFM8BB21F16G-C-QFN20R, part of the Busy Bee series, is an 8-Bit high-performance, low-power embedded microcontroller.
Product Features and Performance
8-Bit CIP-51 8051 Core
Clock speed up to 50MHz
Multi-protocol communication interfaces: I2C, SMBus, SPI, UART/USART
Integrated peripherals: Brown-out Detect/Reset, Power-On Reset, PWM, Watchdog Timer
16 I/O pins for versatile control and interfacing
16KB FLASH program memory
25KB RAM
Internal oscillator for reliable timing
12-bit analog-to-digital converters, 15 channels
Product Advantages
Low power consumption suitable for battery-operated devices
Built-in communication protocols catering to a wide range of applications
Robust set of peripherals enables versatile embedded solutions
Compact QFN20 package for space-constrained applications
Key Technical Parameters
8-Bit CIP-51 core
50MHz maximum speed
16KB FLASH, 2.25KB RAM
2V to 3.6V supply voltage
Temperature range from -40°C to +85°C
Quality and Safety Features
Brown-out detect and power-on reset for system integrity
Watchdog timer for system recovery and protection
Compatibility
Compatible with industry-standard I2C, SMBus, SPI, and UART/USART communication protocols
QFN20 package compatible with surface mount technology for PCB integration
Application Areas
Consumer electronics
Industrial automation
Battery management systems
Sensor interfacing and data acquisition
Product Lifecycle
Product status is active
No noted discontinuation, with replacements or upgrades currently not specified
Several Key Reasons to Choose This Product
Optimized for energy efficiency, ideal for portable and remote applications
High integration reduces external component count, lowering system cost
Comprehensive set of peripherals supports complex functionalities without extra chips
Silicon Labs' renowned quality and reliability in embedded solutions
Broad operating temperature range ensures performance in harsh environments
Offered in a tape and reel package for automated assembly processes