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Product Detailed Parameters
- Description：IC MCU 8BIT 4KB FLASH 16SOIC
- Series：C8051F86x
- Mfr：Silicon Labs
- Package：Tape & Reel (TR)
- Core Processor：8051
- Core Size：8-Bit
- Speed：25MHz
- Connectivity：I2C, SPI, UART/USART
- Peripherals：Brown-out Detect/Reset, POR, PWM, WDT
- Number of I/O：13
- Program Memory Size：4KB (4K x 8)
- Program Memory Type：FLASH
- EEPROM Size：-
- RAM Size：512 x 8
- Voltage - Supply (Vcc/Vdd)：2.2V ~ 3.6V
- Data Converters：-
- Oscillator Type：Internal
- Operating Temperature：-40°C ~ 125°C (TA)
- Mounting Type：Surface Mount
- Supplier Device Package：-
- Package / Case：16-SOIC (0.154", 3.90mm Width)
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Overview
The C8051F864-C-ISR is an 8-bit microcontroller from the Silicon Labs C8051F85x/86x family, featuring a high-speed CIP-51 core with up to 25 MIPS throughput at a 25 MHz clock. It integrates 8 kB of in-system programmable Flash memory and 512 Bytes of RAM. The device includes a 12-bit ADC with up to 16 input channels, two analog comparators, and communication peripherals such as UART, I2C/SMBus, and SPI. It operates on a supply voltage of 2.2 to 3.6 V and is available in a 16-pin SOIC package.
Feature Summary
- High-performance CIP-51 core with pipelined instruction architecture
- Integrated 12-bit Analog-to-Digital Converter with multiple input channels
- On-chip debug circuitry for non-intrusive system debugging
- Low-power operation with internal oscillators and multiple power modes
Applications
- Industrial control systems
- Consumer electronics
- Medical devices
- Automotive electronics
Procurement Notes
Verify the exact part number against the manufacturer's datasheet to ensure compatibility with your design requirements. Confirm the package type and temperature range match your specifications. Check for any obsolescence notices or recommended alternatives if applicable. Ensure that the ordering suffix corresponds to the desired package and temperature grade.
Selection Notes
Consider the memory size and peripheral requirements when selecting this microcontroller. Evaluate the power consumption characteristics for battery-operated applications. Assess the need for specific communication interfaces and analog capabilities. Review the development tools and support resources available for the C8051F series.
Part Context
The C8051F864-C-ISR belongs to the C8051F85x/86x family of low-cost 8-bit MCUs. This family is designed for applications requiring a balance of performance and cost. The devices are known for their high integration level, which reduces external component count and simplifies board design. They are suitable for a wide range of embedded applications.
Replacement Considerations
Check for direct pin-to-pin replacements within the same family. Consider upgrading to newer families if available, but verify software compatibility. Review the 'Not Recommended for New Designs' notice for potential long-term availability issues.
FAQ
What is the maximum operating frequency of the C8051F864-C-ISR?
The maximum system clock frequency is 25 MHz.
Does the C8051F864-C-ISR support in-circuit debugging?
Yes, it features on-chip debug circuitry that facilitates full-speed, non-intrusive in-system debugging without requiring an emulator.
What is the resolution of the ADC on this device?
The device includes a 12-bit Analog-to-Digital Converter (ADC).
