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FT231X
FT231X
USB UART bridge
The FT231X is a USB to serial UART interface IC with full modem control and advanced features such as integrated memory, clock generation, and multiple buffer options.
In stock
Specifications
8- Operating Voltage
- 5 V or 3.3 V
- Supply Current
- 8 mA (active) and 125 uA (suspend)
- Interface
- USB, UART
- Resolution
- Not specified
- Range
- 300 baud to 3 Mbaud (RS422, RS485, and RS232)
- Accuracy
- Not specified
- Temperature Range
- -40 to 85°C
- Package
- 20 Pin SSOP, QFN (RoHS compliant)
Pinout
17| Pin | Name | Functions | Notes |
|---|---|---|---|
| VCC | VCC | POWER | 5 V or 3.3 V supply to IC |
| RI# | Ring Indicator input for remote wake up | GPIO | |
| DTR# | Data Terminal Ready Control Output / Handshake Signal | GPIO | |
| DSR# | Data Set Ready Control Input / Handshake Signal | GPIO | |
| DCD# | Data Carrier Detect Control Input | GPIO | |
| CTS# | Clear To Send Control Input / Handshake Signal | GPIO | |
| TXD | Transmit Asynchronous Data Output | UART | |
| RXD | Receiving Asynchronous Data Input | UART | |
| RTS# | Request to Send Control Output / Handshake Signal | GPIO | |
| CTS# | Clear To Send Control Input / Handshake Signal (again, for clarity) | GPIO | |
| DTR# | Data Terminal Ready Control Output / Handshake Signal (repeated for clarity) | GPIO | |
| DSR# | Data Set Ready Control Input / Handshake Signal (repeated for clarity) | GPIO | |
| DCD# | Data Carrier Detect Control Input (repeated for clarity) | GPIO | |
| CBUS0 | Configurable CBUS I/O Pin. Function of this pin is configured in the device MTP memory. | GPIO | Default configuration is TXDEN |
| CBUS1 | Configurable CBUS I/O Pin. Function of this pin is configured in the device MTP memory. | GPIO | Default configuration is RXLED# |
| CBUS2 | Configurable CBUS I/O Pin. Function of this pin is configured in the device MTP memory. | GPIO | Default configuration is TXLED# |
| CBUS3 | Configurable CBUS I/O Pin. Function of this pin is configured in the device MTP memory. | GPIO | Default configuration is SLEEP# |
Interactive pinout
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FT231X
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