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Product Detailed Parameters
- Description：IC MCU 8BIT 128KB FLASH 80TQFP
- Series：C8051F9xx
- Mfr：Silicon Labs
- Package：Tape & Reel (TR),Tape & Reel (TR)
- Core Processor：8051
- Core Size：8-Bit
- Speed：25MHz
- Connectivity：I2C, SPI, UART/USART
- Peripherals：DMA, POR, PWM, WDT
- Number of I/O：57
- Program Memory Size：128KB (128K x 8)
- Program Memory Type：FLASH
- EEPROM Size：-
- RAM Size：8.25K x 8
- Voltage - Supply (Vcc/Vdd)：1.8V ~ 3.8V
- Data Converters：A/D 16x10b/12b
- Oscillator Type：Internal
- Operating Temperature：-40°C ~ 85°C (TA)
- Mounting Type：Surface Mount
- Supplier Device Package：80-TQFP (12x12)
- Package / Case：80-TQFP
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Overview
The C8051F962-B-GQR is an 8-bit microcontroller from the Silicon Labs C8051F9xx series, featuring a standard 8051 core processor. It integrates 128KB of in-system programmable Flash memory and 8.25KB of RAM. The device operates at a maximum clock speed of 25MHz and supports a supply voltage range of 1.8V to 3.8V. Connectivity options include I²C, SPI, and UART/USART interfaces. It is housed in an 80-lead QFP package and is rated for industrial temperatures between -40°C and 85°C.
Feature Summary
- Integrates high-density 128KB Flash memory for extensive code storage.
- Includes on-chip analog peripherals such as ADCs and comparators.
- Supports multiple serial communication protocols including I²C, SPI, and UART.
Applications
- Industrial control systems requiring robust data acquisition
- Battery-powered devices utilizing low-voltage operation
- Embedded sensor interface nodes
Procurement Notes
Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm that the specific suffix matches the required package and temperature grade. Check current lifecycle status as availability may vary due to production updates. Ensure compatibility with existing design specifications before procurement.
Selection Notes
Select this model when 128KB of program memory is necessary for complex firmware applications. Choose the C8051F962 variant over lower-capacity models if larger code space is required. Consider the 80-lead package size constraints during PCB layout planning. Verify that the 1.8V minimum supply voltage aligns with the system power architecture.
Part Context
This component belongs to the C8051F9xx family of mixed-signal microcontrollers. These devices are designed for applications demanding high performance and low power consumption. The series combines a fast 8051-compatible CPU with extensive on-chip peripheral resources.
Replacement Considerations
Consult official documentation for cross-reference alternatives within the same product family. Verify pinout and register compatibility before substituting with other MCU models.
