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USB to TTL header cable and adapters

USBGear offers TTL adapters to provide connectivity between your USB and serial UART interfaces. USB TTL adapters vary in voltage and can be monitored with LED indicators. The USB to TTL interface supports the full range rs232 serial UART signals. USBGear has what you need for your communication to RS232 applications.

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USB to 3.3V/5V Serial UART TTL Auto Sensing Adapter

In Stock & ready to ship.
The USB to serial UART TTL adapter is auto sensing and is supported in Windows 10 or earlier OS and Mac OS and Linux. The serial UART adapter electronics automatically sense the voltage for its operation. Transmit and receive LED lights are embedded into the translucent USB molded jacket.
Part# GM-TTL5P
$29.95
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USB to Serial UART 5V TTL Header Cable

In Stock & ready to ship.
Use a 6-pin TTL header connector interface for your serial communications. The 3ft. USB serial UART cable adapter has a +5V output powered from the USB Type-A port. LED's activity lights located in the translucent USB jacket lets you know power and signal is active.
Part# GM-TTL5VT
$29.95
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USB to 3.3v TTL PIN Header Cable

★★★★★
In Stock & ready to ship.
This direct connect USB TTL adapter works with Windows 10 and earlier or Mac OS 10 X and Linux. Use the 5ft. serial UART cable and its 6-pin TTL connector as a regular serial device connection while the FTDI chip handles USB protocol. Your USB port powers the 3.3V output for transfer rates of 300 baud to 3 Mbaud at TTL levels.
★★★★★ Part# GM-TTL3VT
$24.95
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USB TTL 5V / 3.3V RS232 adapter with LED indicators

USB TTL adapter with integrated USB type-A port incorporates a 6-wire terminal block and individual wires with TTL header pin connectors to connect as you see fit. The voltage of 5V or 3.3V is set by jumper settings on the circuit board anf supports RS232 signals GND, CTS#, RTS#, TxD, RxD, and VCC with LED indicators for power, TxD, and RxD.
Part# USB-6WTTL
$14.95
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USB to RS232 Isolated TTL | CMOS Adapter Cable with TB

In Stock & ready to ship.
Up until now you've had to make a choice between USB to TTL adapters and their voltage with either or selections. This USB to RS232 isolated TTL/CMOS adapter cable eliminates that by allowing you to choose a voltage setting right at the adapter's connection point at the terminal block.
Part# USB-232TTLMOS-IS
$39.95
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USB to RS232 TTL | CMOS Adapter Cable with Terminal Block

In Stock & ready to ship.
USB to RS232 TTL voltage settings just got easier! Up until now you've had to make a choice between USB to TTL adapters and their voltage with either or selections. This USB to RS232 TTL/CMOS adapter cable eliminates that by allowing you to choose a voltage setting.
Part# USB-232TTLMOS
$29.95
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USB to Serial 5Volt (TTL level) converter cable which allows for a simple way to connect TTL interface devices to USB

Limited stock, please call or email for status.
The TTL-232R-WE ("wire ended") is a USB to Serial (TTL level) converter cable which allows for a simple way to connect TTL interface devices to USB. The TTL-232R-WE uses a FT232RQ device which is housed inside the USB 'A' connector.
Part# TTL-232R-WE
$26.99
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