C8051F997-GU

Description：IC MCU 8BIT 8KB FLASH 24QSOP
Series：C8051F9xx
Mfr：Silicon Labs
Package：Tube
Core Processor：CIP-51 8051

SKU:19ce6cbb3e9b Category: Microcontrollers Brand: Silicon Labs

Consult the customer manager about the wholesale price.

consultation hotline：86-132-6715-2157

email：[email protected]
Contact the product manager for consultation. One-stop consultation is available.

Do you want a lower wholesale price? Please send us your inquiry and we will reply immediately.

Product introduction

Product Detailed Parameters

Description：IC MCU 8BIT 8KB FLASH 24QSOP
Series：C8051F9xx
Mfr：Silicon Labs
Package：Tube
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, 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：-
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：-

Download product information

C8051F997-GU

Overview

The C8051F997-GU is an 8-bit microcontroller from Silicon Labs featuring an 8051 core. It integrates 8 kB of Flash memory and 512 bytes of RAM. The device supports a maximum clock frequency of 25 MHz and operates within a supply voltage range of 1.8 V to 3.6 V. It includes enhanced communication interfaces such as SPI, UART, I2C, and SMBus. The component is housed in a 24-pin QSOP package.

Feature Summary

Ultra-low power consumption with fast wakeup capabilities
Integrated capacitive sensing (CDC) functionality
Built-in low-dropout (LDO) regulator for stable operation

Applications

Low-power embedded systems
Internet of Things (IoT) devices
Capacitive sensing applications

Procurement Notes

Verify the specific suffix against official Silicon Labs documentation to confirm pin compatibility and electrical characteristics. Ensure the ordering part number matches the required package type and temperature grade. Cross-reference with the latest datasheet revision to account for any manufacturing changes or updates.

Selection Notes

Select this component when an 8-bit MCU with integrated capacitive sensing is required. It is suitable for designs needing ultra-low power modes and multiple serial communication interfaces. Consider the 24-pin QSOP package constraints for PCB layout. Verify that the 8 kB Flash and 512 B RAM meet application memory requirements.

Part Context

This part belongs to the C8051F99x family of ultra-low power microcontrollers. The series is characterized by its combination of processing capability and analog peripherals, specifically tailored for battery-operated applications requiring efficient power management and sensor interfacing.