Manufacturer Part Number
C8051F040
Manufacturer
silicon-labs
Introduction
C8051F040 is an obsolete embedded microcontroller from Silicon Labs’ C8051F04x series, known for its 8051 core and versatility in connectivity and peripheral support.
Product Features and Performance
8-Bit 8051 core processor for traditional applications.
Maximum speed of 25MHz supporting time-sensitive tasks.
Rich connectivity options: CANbus, EBI/EMI, SMBus, SPI, UART/USART.
Comprehensive peripherals: BOD/Reset, POR, PWM, Temperature sensor, WDT.
Generous I/O capabilities with 64 digital I/O pins.
64KB FLASH memory for program storage.
25KB x 8 RAM for operation.
Integrated A/D and D/A converters for analog signal processing.
Internal oscillator for clock generation.
Designed for operation in challenging conditions: -40°C to 85°C.
Surface Mount technology for compact PCB designs.
Product Advantages
Embedded 8051 core suitable for a range of control applications.
High I/O pin count for complex interfacing needs.
Significant on-chip memory facilitating robust program and data management.
Versatile analog and digital peripheral support streamlining system design.
Temperature resilience for industrial and outdoor environments.
Key Technical Parameters
Core: 8051, 8-Bit.
Speed: 25MHz.
Connectivity: CANbus, EBI/EMI, SMBus, SPI, UART/USART.
Program Memory: 64KB FLASH.
RAM: 4.25KB x 8.
I/O Pins: 64.
Data Converters: A/D 8x8b, 13x12b; D/A 2x10b, 2x12b.
Voltage: 2.7V ~ 3.6V.
Package: 100-TQFP.
Quality and Safety Features
Brown-out Detect/Reset and Power-on Reset for reliable operation.
Watchdog Timer to prevent system freeze.
Built-in temperature sensor for thermal monitoring.
Compatibility
Broad interface support ensures compatibility with a diverse array of existing technologies and peripherals.
Application Areas
Industrial control systems.
Sensor networks.
Automotive subsystems.
Communication modules.
Product Lifecycle
The C8051F040 is marked obsolete, advising users to seek replacements or upgrade paths for future designs.
Several Key Reasons to Choose This Product
Proven 8051 core reliability for embedded control applications.
High integration reduces external component count, simplifying design and reducing costs.
Versatile connectivity and peripheral set caters to a wide range of application needs.
Obsolescence status necessitates looking for modern alternatives offering similar or improved features.
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