CP2103 USB to TTL Converter

CP2103 USB to TTL Converter IC

CP2103 USB to TTL Bridge Controller with integrated EEPROM, USB transceiver, and support for baud rates up to 1 Mbps.

The CP2103 USB to TTL Converter IC is a compact and efficient solution for upgrading RS-232 and RS-485 devices to USB. With a 5x5 mm QFN-28 package, it integrates a USB 2.0 full-speed controller, transceiver, and EEPROM, eliminating the need for additional external components. This makes it ideal for OEM applications where space and simplicity are crucial.

This CP2103 USB to TTL Converter supports baud rates from 300 bps to 1 Mbps and features a 576-byte receive buffer and a 640-byte transmit buffer. It also includes four GPIO signals for custom status and control, and I/O voltages can be configured down to 1.8 V using the VIO pin. The integrated power-on reset circuit and voltage regulator ensure reliable performance.

Applications for the CP2103 USB to TTL Converter include upgrading legacy RS-232 and RS-485 devices, and interfacing with cellular phones and PDAs. Its royalty-free Virtual COM Port drivers make integration with PC applications straightforward, making it a versatile choice for electronic projects.

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Features of CP2103 USB to TTL Converter IC

• Integrated USB transceiver
• Integrated clock
• 1024-Byte EEPROM
• On-chip power-on reset circuit
• 3.3 V voltage regulator
• Baud rates from 300 bps to 1 Mbps
• Four GPIO signals
• Configurable I/O voltage
• Self-powered and USB bus powered

Specification of CP2103 USB to TTL Converter IC

• Baud rates: 300 bps to 1 Mbps
• Receive buffer: 576 bytes
• Transmit buffer: 640 bytes
• Operating voltage: 3.0 to 5.25 V
• GPIO signals: 4
• I/O voltage: 1.8 V to VDD

Applications of CP2103 USB to TTL Converter IC

• Upgrade RS-232 legacy devices to USB
• Upgrade RS-485 legacy devices to USB
• Cellular phone USB interface cable
• PDA USB interface cable
• USB to RS-232 serial adapter

Related Links for CP2103 USB to TTL Converter IC

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Package Includes

• 1 X CP2103 USB to TTL Converter IC