C8051F121-GQ

Name: C8051F121-GQ
Brand: Silicon Labs
Rating: 4.5 (10 reviews)
Author: Lisleapex

8-bit microcontroller

7,192 Effective Inventory

C8051F121-GQ

Effective Inventory7,192

8-bit microcontroller

Manufacturer Part # : C8051F121-GQ
Package/Case: TQFP-64
Brand: Silicon Labs
Product Categories : Microcontrollers
Series : C8051F121

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C8051F121-GQ DataSheet

Current price plan is under preparation. Please contact our customer service team for the latest pricing information. Thank you for your understanding and support!

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C8051F121-GQ Details

The C8051F121-GQ is a high-performance 8-bit microcontroller from Silicon Labs, designed for embedded control applications. This microcontroller features a robust architecture, offering a wide range of integrated peripherals and functions for diverse application requirements. It is housed in a compact and sturdy package, making it suitable for various industrial and consumer electronics projects.

Pinout

1 (VDD): Positive Power Supply
2 (GND): Ground
3 (P0.0): General-Purpose I/O
4 (P0.1): General-Purpose I/O
5 (RESET): Reset Pin
6 (XTAL1): Crystal Oscillator Input
7 (XTAL2): Crystal Oscillator Output
8 (P0.2): General-Purpose I/O

(Tip: For detailed pinout information, please refer to the corresponding datasheet.)

Key Features

High-Performance CPU: Equipped with a high-speed 8051 core for efficient processing.
Integrated Peripherals: Features integrated analog and digital peripherals for versatile functionality.
Flash Memory: Offers on-chip flash memory for program storage and easy firmware updates.
Rich I/O Options: Provides a variety of I/O pins for flexible interfacing with external components.
Low Power Operation: Designed for low power consumption in both active and sleep modes.

Application

Embedded Control: Ideal for embedded control systems in industrial automation and IoT applications.
Sensor Interface: Used for sensor data acquisition and processing in monitoring systems.
Motor Control: Suitable for motor control applications in robotics and automotive electronics.

Where to Use

The C8051F121-GQ is well-suited for a wide range of embedded control applications, including industrial automation, sensor interfaces, and motor control systems. Its integrated peripherals and efficient CPU make it a versatile choice for various electronics projects.

How to Use

To utilize the C8051F121-GQ, connect the necessary power supply to VDD and GND pins. Utilize the I/O pins for interfacing with external components and devices. Use the RESET pin for system reset functionality. Refer to the datasheet for detailed programming and configuration instructions.

Application Circuit

The application circuit diagram for the C8051F121-GQ demonstrates the recommended connections for integrating the microcontroller into a typical electronic system. It includes power supply connections, crystal oscillator setup, and I/O pin connections for proper functionality.

(Tip: For detailed circuit diagram connections and usage guide, refer to the datasheet.)

Equivalents

C8051F123-GQ: A similar microcontroller with enhanced features and performance capabilities.
C8051F120-GQ: An alternative option with similar architecture and functionality for various applications.

Complementary

The C8051F121-GQ can be complemented by the C8051F352-GQ, which offers advanced communication interfaces and expanded memory options for more complex projects.

Ensure compatibility and alignment of features when selecting complementary microcontrollers for your specific application needs.

Frequently Asked Questions

Q: What are the main integrated peripherals of the C8051F121-GQ?

A: The C8051F121-GQ includes analog and digital peripherals such as ADC, DAC, UART, and Timers for versatile functionality in embedded systems.

Q: Is the C8051F121-GQ suitable for battery-powered applications?

A: Yes, the C8051F121-GQ's low power operation makes it suitable for battery-powered devices requiring efficient energy management.

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Product Category !	8-bit Microcontrollers - MCU	RoHS	Details
Core	8051	Program Memory Size	128 kB
Data RAM Size	8.25 kB	Package / Case	TQFP-64
Maximum Clock Frequency	100 MHz	ADC Resolution	8 bit, 12 bit
Number of I/Os	32 I/O	Supply Voltage - Min	3 V
Supply Voltage - Max	3.6 V	Mounting Style	SMD/SMT
Data Bus Width	8 bit	Minimum Operating Temperature	- 40 C
Maximum Operating Temperature !	+ 85 C	Series	C8051F121
Brand	Silicon Labs	Data ROM Size	64 kB
Data ROM Type	Flash	Height	1 mm
Interface Type	I2C, SMBus, SPI, UART	Length	10 mm
Moisture Sensitive	Yes	Number of ADC Channels	8 Channel
Number of Timers/Counters	5 Timer	Processor Series	C8051
Product	MCUs	Product Type !	8-bit Microcontrollers - MCU
Program Memory Type !	Flash	Factory Pack Quantity	800
Subcategory	Microcontrollers - MCU	Width	10 mm
Unit Weight	0.012718 oz

Datasheet PDF

Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.

Preliminary Specification C8051F121-GQ PDF Download

FAQs

What is C8051F121-GQ?

The C8051F121-GQ is a low-power, mixed-signal 8-bit microcontroller (MCU) developed by Silicon Labs. It is designed for embedded control and real-time applications, offering a combination of analog and digital peripherals for a wide range of industrial, consumer, and communication applications.

How Does C8051F121-GQ Work?

The C8051F121-GQ operates as a versatile microcontroller with integrated analog and digital peripherals. It features a high-performance 8051 core, analog-to-digital converters, digital-to-analog converters, timers, and communication interfaces. The MCU provides a platform for developing embedded systems with integrated control and sensing capabilities.

How Many Pins does C8051F121-GQ have and What are the Functions of the Pinout Configuration?

The C8051F121-GQ is packaged in a 64-pin LQFP (Low-Profile Quad Flat Package). The pinout configuration includes:

P0, P1, P2, P3: General-purpose I/O pins.
AIN0 - AIN7: Analog input pins for the integrated ADC.
SFR: Special Function Register for control and status.
XTAL1, XTAL2: Crystal oscillator input and output.
RST: Reset pin for device initialization.
VDD, VSS: Supply voltage and ground pins.
UART, SPI, I2C: Serial communication interface pins.

What are the Pros and Cons of C8051F121-GQ?

Pros:

Integrated Analog Peripherals: Features integrated ADC and DAC for analog signal processing.
High-Performance 8051 Core: Offers a robust processing core for real-time control applications.
Flexible I/O: Provides abundant general-purpose I/O pins for interfacing with external devices.
Low-Power Operation: Designed for low-power consumption, suitable for battery-powered devices.
Rich Peripheral Set: Includes timers, communication interfaces, and other peripheral functions for versatile application development.

Cons:

8-bit Architecture: May be limited in processing power and data handling compared to higher-bit architectures.
Peripheral Limitations: Integrated peripherals may have certain limitations in terms of resolution and speed.
Complexity: May require careful consideration of analog and digital circuit design for optimal performance.

Are There Any Equivalents/Alternatives to C8051F121-GQ for Recommendation?

The C8051F120-GQ and C8051F126-GQ are similar MCUs with variations in memory and peripheral configurations.
Alternatives to the C8051F121-GQ include the PIC16F876A from Microchip and the MSP430F2617 from Texas Instruments.