仕様
| 属性 | 値 |
| Package / Case | Tape & Reel (TR) |
| Part Status | Obsolete |
| Features | Internal Oscillator, Timer/Counter |
| Number of Channels | 1, UART |
| FIFO's | 384 Byte, 128 Byte |
| Data Rate (Max) | 1Mbps |
| Voltage - Supply | 3V ~ 5.25V |
| Mounting Type | Surface Mount |
概要
Description
The FT245BM is a USB to parallel FIFO interface IC developed by FTDI (Future Technology Devices International). It enables the easy addition of USB connectivity to devices and systems. The chip features a USB 1.1 and USB 2.0 compatible interface, allowing for data transfer rates up to 1 MByte/s.
Key features of the FT245BM include a 384-byte buffer (128 bytes for incoming data and 256 bytes for outgoing data), which facilitates smooth data flow and reduces the need for host intervention. It supports a parallel FIFO interface, making it suitable for interfacing with microcontrollers and other digital systems.
The FT245BM is designed to be simple to integrate, with minimal external components required. It includes built-in support for device descriptors and USB protocol handling, which reduces the need for a detailed understanding of USB signaling. The chip is supplied in a compact 32-pin LQFP package. Additionally, it offers low power consumption and is powered directly from the USB bus.
Overall, the FT245BM is a versatile solution for adding USB capability to a wide range of applications, from embedded systems to industrial control.
Key features of the FT245BM include a 384-byte buffer (128 bytes for incoming data and 256 bytes for outgoing data), which facilitates smooth data flow and reduces the need for host intervention. It supports a parallel FIFO interface, making it suitable for interfacing with microcontrollers and other digital systems.
The FT245BM is designed to be simple to integrate, with minimal external components required. It includes built-in support for device descriptors and USB protocol handling, which reduces the need for a detailed understanding of USB signaling. The chip is supplied in a compact 32-pin LQFP package. Additionally, it offers low power consumption and is powered directly from the USB bus.
Overall, the FT245BM is a versatile solution for adding USB capability to a wide range of applications, from embedded systems to industrial control.
Equivalent
The FT245BM is a USB to parallel FIFO interface chip by FTDI. Equivalent or alternative products include the FT245RL, which is the successor with improved features and the same functionality. The FTDI FT2232D and FT2232H can also serve as alternatives, offering more advanced features like dual USB to serial or parallel ports. Another alternative is the Silabs CP210x series, although these may require different implementations depending on the application. Always verify compatibility with your specific project requirements.
Features
The FT245BM is a USB to parallel FIFO interface chip developed by FTDI. Key features include:
1. USB 1.1 and 2.0 Compatibility: Supports full-speed USB connections, making it suitable for USB 1.1 and USB 2.0 applications.
2. Data Transfer Rate: Capable of achieving data transfer rates up to 1 MByte per second.
3. FIFO Interface: Provides an 8-bit parallel FIFO interface for seamless data exchange with microcontrollers or FPGAs.
4. Integrated USB Protocol Engine: Manages USB signal processing, eliminating the need for the user to handle USB-specific protocols.
5. EEPROM Configuration: Includes support for an external EEPROM that allows customization of USB VID, PID, and device descriptors.
6. Driver Support: Compatible with FTDI's D2XX and VCP drivers for Windows, Linux, and macOS, facilitating easy integration into different systems.
7. Low Power Consumption: Features low-power modes, including USB suspend mode, to reduce power usage.
8. Package: Available in a 32-pin LQFP package, suitable for compact designs.
9. Royalty-Free Drivers: Offers free, royalty-free drivers to streamline development and deployment.
This makes the FT245BM a versatile and efficient choice for USB to parallel data transfer applications.
1. USB 1.1 and 2.0 Compatibility: Supports full-speed USB connections, making it suitable for USB 1.1 and USB 2.0 applications.
2. Data Transfer Rate: Capable of achieving data transfer rates up to 1 MByte per second.
3. FIFO Interface: Provides an 8-bit parallel FIFO interface for seamless data exchange with microcontrollers or FPGAs.
4. Integrated USB Protocol Engine: Manages USB signal processing, eliminating the need for the user to handle USB-specific protocols.
5. EEPROM Configuration: Includes support for an external EEPROM that allows customization of USB VID, PID, and device descriptors.
6. Driver Support: Compatible with FTDI's D2XX and VCP drivers for Windows, Linux, and macOS, facilitating easy integration into different systems.
7. Low Power Consumption: Features low-power modes, including USB suspend mode, to reduce power usage.
8. Package: Available in a 32-pin LQFP package, suitable for compact designs.
9. Royalty-Free Drivers: Offers free, royalty-free drivers to streamline development and deployment.
This makes the FT245BM a versatile and efficient choice for USB to parallel data transfer applications.
Pinout
The FT245BM is a USB to parallel FIFO interface IC developed by FTDI. It features a 32-pin configuration. Its primary function is to convert USB data into parallel FIFO data, allowing devices to communicate over USB using a simple parallel data interface.
Key functions of the FT245BM include:
1. USB to FIFO Interface: Facilitates communication between USB and parallel data systems.
2. Standard USB 1.1/2.0 Compatibility: Ensures broad compatibility with USB host systems.
3. FIFO Mode: Offers a simple parallel data bus interface for easy integration with microcontrollers and other digital systems.
4. Data Transfer Rate: Supports up to 1 Mbyte/s data transfer rates.
5. Integrated USB Protocol Engine: Handles all USB protocol requirements internally.
6. EEPROM Interface: Allows configuration storage for device descriptors and serial numbers.
7. Driver Support: Compatible with VCP and D2XX drivers provided by FTDI for various operating systems.
This IC is widely used for USB interfacing in embedded systems, enabling fast and efficient data transfer between USB and microcontroller-based applications.
Key functions of the FT245BM include:
1. USB to FIFO Interface: Facilitates communication between USB and parallel data systems.
2. Standard USB 1.1/2.0 Compatibility: Ensures broad compatibility with USB host systems.
3. FIFO Mode: Offers a simple parallel data bus interface for easy integration with microcontrollers and other digital systems.
4. Data Transfer Rate: Supports up to 1 Mbyte/s data transfer rates.
5. Integrated USB Protocol Engine: Handles all USB protocol requirements internally.
6. EEPROM Interface: Allows configuration storage for device descriptors and serial numbers.
7. Driver Support: Compatible with VCP and D2XX drivers provided by FTDI for various operating systems.
This IC is widely used for USB interfacing in embedded systems, enabling fast and efficient data transfer between USB and microcontroller-based applications.
Manufacturer
The FT245BM is manufactured by Future Technology Devices International (FTDI) Ltd. FTDI is a semiconductor company that specializes in the design and supply of silicon and software solutions for Universal Serial Bus (USB). The company is well-known for its USB connectivity solutions and develops products that facilitate the integration of USB technology into electronic devices. FTDI's offerings typically include USB modules, cables, and integrated circuits that support communication and interface functions in various applications. Their products are widely used in industries such as industrial automation, consumer electronics, and telecommunications.
Application
The FT245BM is a USB-to-parallel FIFO interface IC used in various applications. Its primary applications include:
1. Data Acquisition: Facilitates easy USB interfacing for data acquisition systems.
2. Embedded Systems: Enables USB connectivity in microcontroller-based projects.
3. Peripheral Connectivity: Connects legacy parallel peripheral devices to USB.
4. Industrial Automation: Used in systems requiring reliable and fast data transfer.
5. Prototyping and Development: Aids engineers in developing and testing USB interfaces in projects.
6. Communications: Useful in modems and other communication devices that require USB connections.
7. Consumer Electronics: Provides USB interfacing for various consumer electronic devices.
These applications leverage its capability to simplify USB integration and data transfer.
1. Data Acquisition: Facilitates easy USB interfacing for data acquisition systems.
2. Embedded Systems: Enables USB connectivity in microcontroller-based projects.
3. Peripheral Connectivity: Connects legacy parallel peripheral devices to USB.
4. Industrial Automation: Used in systems requiring reliable and fast data transfer.
5. Prototyping and Development: Aids engineers in developing and testing USB interfaces in projects.
6. Communications: Useful in modems and other communication devices that require USB connections.
7. Consumer Electronics: Provides USB interfacing for various consumer electronic devices.
These applications leverage its capability to simplify USB integration and data transfer.
Package
The FT245BM is a USB to parallel FIFO interface IC from FTDI. It comes in a 32-pin LQFP (Low-Profile Quad Flat Package) package type.