FT240XQ-R

Product Overview

• Category: USB to UART/FIFO IC
• Use: This product is used for converting USB signals to UART (Universal Asynchronous Receiver-Transmitter) or FIFO (First-In-First-Out) signals.
• Characteristics: The FT240XQ-R offers high-speed data transfer, low power consumption, and a compact package size. It supports multiple baud rates and data formats.
• Package: The FT240XQ-R comes in a small QFN (Quad Flat No-leads) package, which allows for easy integration into various electronic devices.
• Essence: The essence of the FT240XQ-R lies in its ability to provide seamless communication between USB and UART/FIFO interfaces.
• Packaging/Quantity: The FT240XQ-R is typically sold in reels or trays, with a quantity of 250 or 3000 units per reel/tray.

Specifications

• Interface: USB 2.0
• UART/FIFO Interface: 8-bit parallel interface
• Data Transfer Rate: Up to 12 Mbps (USB), up to 3 Mbps (UART)
• Operating Voltage: 3.3V
• Operating Temperature: -40°C to +85°C
• Dimensions: 5mm x 5mm x 0.9mm

Detailed Pin Configuration

The FT240XQ-R has a total of 32 pins, each serving a specific function. Here is a detailed pin configuration:

1. VCCIO: Power supply for I/O pins (3.3V)
2. GND: Ground reference
3. TXE: Transmit enable control signal
4. RXF: Receive FIFO full status indicator
5. RD# / WR#: Read/Write control signal
6. D0-D7: Data bus lines
7. RI# / DSR#: Ring Indicator/ Data Set Ready control signal
8. RTS# / CTS#: Request To Send/ Clear To Send control signal
9. DTR# / DCD#: Data Terminal Ready/ Data Carrier Detect control signal
10. RESET#: Reset control signal
11. SUSPEND: USB suspend status indicator
12. CLKOUT: Clock output for external devices
13. PWREN# / SLEEP#: Power Enable/ Sleep control signal
14. USBDM: USB differential data minus line
15. USBDP: USB differential data plus line
16. GND: Ground reference

Functional Features

• Seamless conversion between USB and UART/FIFO interfaces
• High-speed data transfer up to 12 Mbps
• Support for multiple baud rates and data formats
• Low power consumption for energy-efficient operation
• Compact package size for easy integration into various devices
• Built-in FIFO buffer for efficient data handling

Advantages and Disadvantages

Advantages: - High-speed data transfer capability - Wide range of supported baud rates and data formats - Low power consumption - Compact package size for easy integration - Built-in FIFO buffer for efficient data handling

Disadvantages: - Limited operating temperature range (-40°C to +85°C) - Requires external clock source for precise timing

Working Principles

The FT240XQ-R works by receiving USB signals and converting them into UART or FIFO signals. It utilizes a built-in FIFO buffer to efficiently handle data transfer between the USB and UART/FIFO interfaces. The device is powered by a 3.3V supply and communicates with the host system through the USB interface.

Detailed Application Field Plans

The FT240XQ-R finds applications in various fields, including but not limited to:

1. Industrial automation: Used for connecting USB-enabled devices to UART/FIFO-based industrial control systems.
2. Consumer electronics: Enables USB-to-UART/FIFO communication in devices such as gaming consoles, set-top boxes, and smart home appliances.
3. Embedded systems: Facilitates USB connectivity in embedded systems, allowing for easy data transfer and control.
4. Medical devices: Provides USB interface support for medical equipment that requires UART/FIFO communication.

Detailed and Complete Alternative Models

1. FT232R: Similar to the FT240XQ-R, but with additional features like GPIO (General Purpose Input/Output) pins.
2. CP2102N: Another USB to UART bridge IC with similar functionality and performance.
3. PL2303HXD: Offers USB to UART conversion with a focus on compatibility with various operating systems.

These alternative models provide similar functionality to the FT240XQ-R and can be considered based on specific requirements and design considerations.

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