Manufacturer Part Number
C8051F221-GQR
Manufacturer
Energy Micro (Silicon Labs)
Introduction
Integrated Circuit (IC) microcontroller
Embedded microcontroller solution
Product Features and Performance
8-bit 8051 core processor
8KB FLASH program memory
256B RAM
22 general-purpose I/O pins
22-channel 8-bit ADC
SPI, UART/USART interfaces
Internal oscillator
Brown-out detection and reset
Power-on reset (POR)
Watchdog timer (WDT)
Product Advantages
Low power consumption
Compact 32-LQFP (7x7) package
Wide operating temperature range (-40°C to 85°C)
RoHS compliant
Key Technical Parameters
Operating voltage: 2.7V to 3.6V
Core clock speed: 25MHz
Operating temperature range: -40°C to 85°C
Quality and Safety Features
RoHS compliant
Brown-out detection and reset
Power-on reset (POR)
Watchdog timer (WDT)
Compatibility
Compatible with standard 8051 MCU architecture
Application Areas
Embedded systems
Industrial automation
Consumer electronics
IoT devices
Product Lifecycle
Currently in production
Replacement and upgrade options available from the manufacturer
Key Reasons to Choose This Product
Robust 8051 core with rich peripherals
Low power consumption for battery-powered applications
Wide operating temperature range for industrial use
Compact package for space-constrained designs
RoHS compliance for environmental sustainability