Manufacturer Part Number
C8051F121-GQR
Manufacturer
Silicon Labs
Introduction
The C8051F121-GQR is an embedded microcontroller from Silicon Labs' C8051F12x series designed for a wide range of applications requiring high-performance processing and a variety of connectivity options.
Product Features and Performance
Core Processor: 8051 operating at 100MHz for robust performance
Core Size: 8-Bit, ideal for a variety of simple to medium-complexity applications
Connectivity includes EBI/EMI, SMBus (2-Wire/I2C), SPI, UART/USART, offering versatile interface options
Peripherals: Brown-out Detect/Reset, POR (Power-On Reset), PWM (Pulse Width Modulation), Temp Sensor, WDT (Watchdog Timer) for enhanced functionality and safety
Program Memory Size: 128KB FLASH, offering substantial space for application code
RAM Size: 8.25K x 8, providing adequate volatile memory for operation
Data Converters: A/D 8x8b, 8x12b; D/A 2x12b, enabling analog-to-digital and digital-to-analog conversions
Internal Oscillator, simplifying the system design
Operating Temperature Range: -40°C ~ 85°C, suitable for harsh environments
Product Advantages
High-speed operation at 100MHz allows for fast data processing
Comprehensive connectivity and peripheral set supports a wide range of applications
Large program memory and adequate RAM facilitate complex applications and temporary data storage
Integrated data converters add versatility in handling analog signals
Designed for surface mount, supporting compact and efficient PCB designs
Key Technical Parameters
Speed: 100MHz
Program Memory: 128KB FLASH
RAM: 8.25K x 8
Voltage Supply: 3V ~ 3.6V
I/O Count: 32
Temperature Range: -40°C ~ 85°C
Package: 64-TQFP
Quality and Safety Features
Embedded Brown-out Detect/Reset and POR for reliable operation under variable power conditions
Watchdog Timer for system recovery and error handling
Compatibility
The 8051 core ensures compatibility with a broad array of existing software tools and libraries
Application Areas
Industrial control
Automotive systems
Networking
Consumer electronics
Product Lifecycle
Status: Not For New Designs, indicating alternatives or next-generation products may be considered for new applications
Several Key Reasons to Choose This Product
High-performance 8051 core suitable for a wide range of applications
Extensive connectivity options and peripherals support versatile design requirements
Large program memory and RAM allow for the development of complex applications
Robust quality and safety features ensure reliable operation in diverse conditions
Suitable for applications requiring a high-speed 8-bit microcontroller with extensive I/O capabilities