FT245BM

Product Overview

Category

FT245BM belongs to the category of USB interface integrated circuits.

Use

It is primarily used for interfacing USB (Universal Serial Bus) with parallel FIFO (First-In-First-Out) interfaces.

Characteristics

• Supports USB 2.0 specification.
• Provides a fast and convenient way to add USB functionality to various devices.
• Offers a simple and flexible interface for data transfer between USB and parallel FIFO interfaces.

Package

FT245BM is available in a compact SSOP-28 package.

Essence

The essence of FT245BM lies in its ability to bridge the gap between USB and parallel FIFO interfaces, enabling seamless data transfer.

Packaging/Quantity

FT245BM is typically sold in reels or tubes, with each reel/tube containing a specific quantity of ICs.

Specifications

• USB Specification: USB 2.0
• Interface Type: Parallel FIFO
• Package Type: SSOP-28
• Operating Voltage: 3.3V
• Data Transfer Rate: Up to 1 Mbps
• Maximum FIFO Size: 512 bytes
• Clock Frequency: 6 MHz

Detailed Pin Configuration

FT245BM features the following pin configuration:

1. ADBUS0 - Data bus bit 0
2. ADBUS1 - Data bus bit 1
3. ADBUS2 - Data bus bit 2
4. ADBUS3 - Data bus bit 3
5. ADBUS4 - Data bus bit 4
6. ADBUS5 - Data bus bit 5
7. ADBUS6 - Data bus bit 6
8. ADBUS7 - Data bus bit 7
9. ACBUS0 - Control bus bit 0
10. ACBUS1 - Control bus bit 1
11. ACBUS2 - Control bus bit 2
12. ACBUS3 - Control bus bit 3
13. ACBUS4 - Control bus bit 4
14. ACBUS5 - Control bus bit 5
15. ACBUS6 - Control bus bit 6
16. ACBUS7 - Control bus bit 7
17. PWREN# - Power enable input
18. RXF# - FIFO full output
19. TXE# - FIFO empty output
20. RD# - Read control input
21. WR# - Write control input
22. SIWU - Wakeup input
23. SLEEP# - Sleep mode input
24. OEN# - Output enable input
25. VCC - Power supply
26. GND - Ground
27. NC - No connection
28. NC - No connection

Functional Features

• USB 2.0 compliant interface.
• Supports parallel FIFO interface for data transfer.
• Integrated 512-byte FIFO buffer for efficient data handling.
• Provides a flexible and easy-to-use interface for USB communication.
• Supports various USB transfer types, including bulk, isochronous, and interrupt transfers.

Advantages and Disadvantages

Advantages

• High-speed USB 2.0 interface for fast data transfer.
• Compact package size for space-constrained applications.
• Simple integration with existing systems.
• Versatile support for different USB transfer types.

Disadvantages

• Limited FIFO size may restrict the amount of data that can be transferred at once.
• Requires additional external circuitry for complete system implementation.

Working Principles

FT245BM operates by converting data between USB and parallel FIFO interfaces. It utilizes the USB 2.0 specification to establish communication with a host device and provides a parallel FIFO interface for data exchange with the connected device. The integrated FIFO buffer ensures smooth and efficient data transfer between the two interfaces.

Detailed Application Field Plans

FT245BM finds applications in various fields, including but not limited to:

1. Industrial automation: Used for connecting USB-enabled devices to industrial control systems.
2. Test and measurement equipment: Enables USB connectivity for data acquisition and control devices.
3. Embedded systems: Facilitates communication between USB peripherals and embedded microcontrollers.
4. Robotics: Integrates USB functionality into robotic systems for enhanced control and data exchange.
5. Medical devices: Allows USB-based communication between medical equipment and computer systems.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to FT245BM include:

1. FT232R: USB-to-serial UART interface IC.
2. CY7C68013A: EZ-USB FX2LP USB microcontroller.
3. MCP2200: USB-to-UART serial converter.
4. MAX3421E: USB host/slave controller with SPI interface.

These alternative models provide different features and specifications, allowing users to choose the most suitable option based on their specific requirements.

Word count: 615 words