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Product Detailed Parameters
- Description：IC MCU 8BIT 16KB FLASH 64TQFP
- Series：C8051F018
- Mfr：Silicon Labs
- Package：Tape & Reel (TR)
- Core Processor：8051
- Core Size：8-Bit
- Speed：25MHz
- Connectivity：SMBus (2-Wire/I2C), SPI, UART/USART
- Peripherals：Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
- Number of I/O：32
- Program Memory Size：16KB (16K x 8)
- Program Memory Type：FLASH
- EEPROM Size：-
- RAM Size：1.25K x 8
- Voltage - Supply (Vcc/Vdd)：2.8V ~ 3.6V
- Data Converters：A/D 8x10b
- Oscillator Type：Internal
- Operating Temperature：-40°C ~ 85°C (TA)
- Mounting Type：Surface Mount
- Supplier Device Package：64-TQFP (10x10)
- Package / Case：64-TQFP
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Overview
The C8051F018-GQR is an 8-bit microcontroller from the Silicon Labs C8051 series, featuring a standard 8051 core. It integrates 16 kB of in-system programmable Flash memory and 1.25 kB of RAM. The device operates at a maximum clock frequency of 25 MHz and supports a supply voltage range of 2.8 V to 3.6 V. It includes an 8-channel 10-bit ADC and provides 32 general-purpose I/O pins. Communication interfaces include SMBus, SPI, and UART. The component is housed in a 64-pin TQFP package and is rated for operation between -40°C and +85°C.
Feature Summary
- Integrates high-speed 8051-compatible processor with in-system programmable Flash memory
- Includes on-chip analog-to-digital converter with multiple channels
- Supports serial communication via SMBus, SPI, and UART interfaces
- Features comprehensive peripheral set including timers and power-on reset
Applications
- Industrial control systems requiring robust 8-bit processing
- Sensor interface modules utilizing onboard ADC capabilities
- Embedded applications with serial communication requirements
- Battery-powered devices operating within specified voltage limits
Procurement Notes
Verify the specific suffix against official manufacturer documentation to confirm pinout and electrical characteristics match design requirements. Confirm availability status as distribution listings may indicate end-of-life or limited stock conditions. Ensure compatibility with existing development tools and programming interfaces before procurement.
Selection Notes
Select this component for designs requiring a balance of processing speed and integrated analog peripherals. The 25 MHz performance suits moderate complexity control tasks. Verify that the 64-pin TQFP package fits the board layout constraints. Consider the 2.8V to 3.6V supply range when designing power management circuits.
Part Context
This part belongs to the C8051F family of mixed-signal microcontrollers by Silicon Labs. These devices are known for combining a fast 8051 core with extensive on-chip peripherals, reducing external component count. The C8051F018 variant specifically targets applications needing moderate program memory and analog input capabilities in a compact form factor.
Replacement Considerations
Consult official cross-reference guides for compatible upgrades. Verify pin compatibility and software compatibility if substituting with other C8051F series members. Check for any documented errata affecting similar packages.
