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Product Detailed Parameters
- Description：IC MCU 8BIT 8KB FLASH 24QSOP
- Series：C8051F9xx
- Mfr：Silicon Labs
- Package：Tape & Reel (TR)
- Core Processor：CIP-51 8051
- Core Size：8-Bit
- Speed：25MHz
- Connectivity：SMBus (2-Wire/I2C), SPI, UART/USART
- Peripherals：Brown-out Detect/Reset, Cap Sense, POR, PWM, Temp Sensor, WDT
- Number of I/O：17
- Program Memory Size：8KB (8K x 8)
- Program Memory Type：FLASH
- EEPROM Size：-
- RAM Size：512 x 8
- Voltage - Supply (Vcc/Vdd)：1.8V ~ 3.6V
- Data Converters：A/D 10x12b
- Oscillator Type：Internal
- Operating Temperature：-40°C ~ 85°C (TA)
- Mounting Type：Surface Mount
- Supplier Device Package：24-QSOP
- Package / Case：24-SSOP (0.154", 3.90mm Width)
- Grade：-
- Qualification：-
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Overview
The C8051F996-C-GUR is an 8-bit microcontroller from the Silicon Labs C8051F9xx series, featuring a CIP-51 core with 25MHz operation. It integrates 8KB Flash and 512 bytes RAM within a 24-QSOP package. The device includes a 10-channel 12-bit ADC, SMBus/I2C, SPI, and UART interfaces. Operating voltage ranges from 1.8V to 3.6V across -40°C to 85°C.
Feature Summary
- Integrates a high-speed CIP-51 8051-compatible core for efficient instruction execution
- Includes on-chip temperature sensor and brown-out detection for system reliability
- Supports multiple serial communication protocols including SMBus, SPI, and UART
Applications
- Wireless sensor nodes requiring low power consumption
- Industrial monitoring systems utilizing internal temperature sensing
- Battery-powered embedded devices operating within specified voltage limits
Procurement Notes
Verify component status as this model may be discontinued or subject to limited supply. Confirm package type matches design requirements. Check moisture sensitivity level handling procedures during assembly. Ensure compatibility with existing development tools and debuggers for the C8051F9xx family.
Selection Notes
Select this MCU for applications needing integrated analog peripherals and wireless connectivity support. Consider the 25MHz speed and available I/O count for system complexity. Evaluate power consumption profiles against battery life requirements. Verify pinout compatibility if replacing legacy components in existing designs.
Part Context
Part of the C8051F9xx series designed for mixed-signal applications. Combines digital processing with analog capabilities like ADCs and comparators. Targets cost-sensitive embedded markets requiring high integration. Shares architectural similarities with other C8051F models while offering specific peripheral configurations.
Replacement Considerations
Check for direct substitutes within the C8051F9xx family such as C8051F986 variants. Verify pin-to-pin compatibility and software register mapping before substitution. Review errata documents for any known silicon revisions affecting functionality.
