CY7C65211-24LTXIT

Product Overview

Category

The CY7C65211-24LTXIT belongs to the category of integrated circuits (ICs) and specifically falls under the family of USB controllers.

Use

This product is primarily used for USB-to-UART/I2C/SPI bridge applications. It enables seamless communication between a USB host and UART, I2C, or SPI peripherals.

Characteristics

• USB 2.0 compliant
• Supports full-speed (12 Mbps) and low-speed (1.5 Mbps) USB data transfer rates
• Integrated on-chip clock generator
• Low power consumption
• Small form factor
• Easy integration with various microcontrollers and systems

Package

The CY7C65211-24LTXIT is available in a small form factor package, which is commonly referred to as QFN (Quad Flat No-leads). This package offers a compact size and allows for easy surface-mount assembly.

Essence

The essence of the CY7C65211-24LTXIT lies in its ability to provide a bridge between USB and UART/I2C/SPI interfaces, enabling efficient data transfer and communication.

Packaging/Quantity

This product is typically supplied in reels or trays, depending on the manufacturer's packaging standards. The exact quantity per package may vary, but it is commonly available in quantities of 250 or 300 units per reel/tray.

Specifications

• Operating Voltage: 3.3V
• USB Compliance: USB 2.0 Full-Speed/Low-Speed
• UART Baud Rates: Up to 3 Mbps
• I2C Clock Speed: Up to 400 kHz
• SPI Clock Speed: Up to 8 MHz
• GPIO Pins: 8
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The CY7C65211-24LTXIT has a total of 32 pins. The pin configuration is as follows:

1. VCC
2. GND
3. RESET#
4. SDA
5. SCL
6. GPIO0
7. GPIO1
8. GPIO2
9. GPIO3
10. GPIO4
11. GPIO5
12. GPIO6
13. GPIO7
14. TXD
15. RXD
16. RTS#
17. CTS#
18. DTR#
19. DSR#
20. DCD#
21. RI#
22. SUSPEND#
23. WAKEUP#
24. USB_DP
25. USB_DM
26. XTAL1
27. XTAL2
28. NC
29. NC
30. NC
31. NC
32. NC

Functional Features

• USB-to-UART bridge: Enables communication between USB host and UART devices.
• USB-to-I2C bridge: Facilitates data transfer between USB host and I2C devices.
• USB-to-SPI bridge: Allows seamless communication between USB host and SPI devices.
• Integrated clock generator: Eliminates the need for an external clock source.
• GPIO pins: Provides general-purpose input/output capabilities for interfacing with other peripherals.

Advantages and Disadvantages

Advantages

• Compact size and easy integration
• Supports multiple interfaces (UART, I2C, SPI)
• USB 2.0 compliant for high-speed data transfer
• Low power consumption
• Integrated clock generator simplifies design

Disadvantages

• Limited number of GPIO pins (8)
• Requires additional components for complete system implementation

Working Principles

The CY7C65211-24LTXIT operates by converting USB data packets into corresponding UART, I2C, or SPI data formats. It utilizes an integrated clock generator to generate the necessary clock signals for proper data synchronization. The bridge IC communicates with the USB host through the USBDP and USBDM pins, while the UART, I2C, or SPI peripherals are connected to the respective interface pins.

Detailed Application Field Plans

The CY7C65211-24LTXIT finds applications in various fields, including but not limited to:

1. Internet of Things (IoT) devices: Enables connectivity between IoT devices and USB-enabled systems.
2. Industrial automation: Facilitates communication between USB-based control systems and UART/I2C/SPI devices used in industrial automation.
3. Consumer electronics: Allows seamless integration of USB peripherals with UART/I2C/SPI interfaces in consumer electronic devices.
4. Embedded systems: Provides a bridge between USB hosts and embedded systems utilizing UART/I2C/SPI protocols.

Detailed and Complete Alternative Models

1. FT232RQ: USB-to-UART bridge IC from FTDI Chip.
2. MCP2221A: USB-to-UART/I2C bridge IC from Microchip Technology.