CP2114-B02-GM

Product Overview

• Category: Integrated Circuit
• Use: USB to I2C Bridge Controller
• Characteristics:
  • Enables communication between a USB host and an I2C bus
  • Supports full-speed USB (12 Mbps)
  • Provides 256 bytes of general-purpose RAM
  • Offers 8 GPIO pins for general-purpose input/output
• Package: QFN-24
• Essence: The CP2114-B02-GM is a USB to I2C bridge controller that allows seamless communication between a USB host device and an I2C bus. It provides a convenient solution for integrating USB connectivity into systems requiring I2C communication.
• Packaging/Quantity: The CP2114-B02-GM is available in a QFN-24 package and is typically sold in reels of 2500 units.

Specifications

• Interface: USB 2.0 Full-Speed
• I2C Bus Speeds Supported: Standard Mode (100 kbps), Fast Mode (400 kbps), Fast Mode Plus (1 Mbps)
• General-Purpose RAM: 256 bytes
• GPIO Pins: 8
• Operating Voltage Range: 3.3V to 5V
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The CP2114-B02-GM features a QFN-24 package with the following pin configuration:

1. VDD - Power Supply
2. GND - Ground
3. SDA - I2C Serial Data Line
4. SCL - I2C Serial Clock Line
5. GP0 - General-Purpose I/O Pin 0
6. GP1 - General-Purpose I/O Pin 1
7. GP2 - General-Purpose I/O Pin 2
8. GP3 - General-Purpose I/O Pin 3
9. GP4 - General-Purpose I/O Pin 4
10. GP5 - General-Purpose I/O Pin 5
11. GP6 - General-Purpose I/O Pin 6
12. GP7 - General-Purpose I/O Pin 7
13. USBDM - USB D- Line
14. USBDP - USB D+ Line
15. VBUS - USB Bus Power
16. NC - No Connection
17. NC - No Connection
18. NC - No Connection
19. NC - No Connection
20. NC - No Connection
21. NC - No Connection
22. NC - No Connection
23. NC - No Connection
24. NC - No Connection

Functional Features

• USB to I2C bridge controller for seamless communication between USB host and I2C bus
• Supports multiple I2C bus speeds for flexible integration into various systems
• Provides general-purpose RAM for storing data during communication
• Offers GPIO pins for additional input/output functionality
• Compatible with Windows, Linux, and macOS operating systems
• Software development kit (SDK) available for easy integration and customization

Advantages and Disadvantages

Advantages: - Simplifies USB to I2C communication integration - Flexible I2C bus speed support - Small form factor package - Wide operating voltage range - Easy integration with software development kit (SDK)

Disadvantages: - Limited number of GPIO pins - Requires external power supply

Working Principles

The CP2114-B02-GM acts as a bridge between a USB host device and an I2C bus. It converts USB commands into I2C transactions, allowing the USB host to communicate with I2C devices connected to the bus. The controller handles the protocol conversion and provides general-purpose RAM for temporary data storage during communication.

Detailed Application Field Plans

The CP2114-B02-GM finds applications in various fields, including:

1. Industrial Automation: Enables USB-based control and monitoring of I2C devices in industrial automation systems.
2. Consumer Electronics: Facilitates USB connectivity to I2C devices in consumer electronic products such as smart home devices, audio equipment, and gaming consoles.
3. Medical Devices: Allows USB communication with I2C sensors and actuators in medical devices for data acquisition and control.
4. Automotive Systems: Integrates USB connectivity into automotive systems for communication with I2C-based components like sensors, displays, and lighting controls.

Detailed and Complete Alternative Models

1. CP2112-B02-GM: Similar to CP2114-B02-GM but with 4 GPIO pins instead of 8.
2. CP2110-B02-GM: USB to UART bridge controller for serial communication instead of I2C.
3. CP2130-B02-GM: USB to SPI bridge controller for SPI communication instead of I2C.

These alternative