USB TO TTL Adapter (B) (21550)
USB TO TTL Adapter (B) (21550)
Regular price
450₴
Regular price
Sale price
450₴
Unit price
per
SKU: 1107
In stock
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Description
USB TO TTL CONVERTER
Genuine CH343G | Stable Data Transmission | Multi-Device & OS Support
Industrial Quality
Key Features
- Built-in self-recovery fuse and TVS diode — overcurrent, overvoltage, reverse connection, and ESD protection; enhanced interference resistance, safe and stable operation
- Built-in IO protection circuit for surge suppression
- TTL level switch between 3.3V and 5V — easily select the desired signal level
- 3 LED indicators for convenient monitoring of power and TX/RX signal status
- High-quality plastic casing with a matte finish, meticulous manufacturing
- IDC connector with fool-proof protection
Technical Specifications
| Product Category | Industrial USB TO TTL Converter | Host Port | USB |
|---|---|---|---|
| Data Rate | 50 bps — 6 Mbps | Device Port | UART |
| USB Port | Connector: USB-A Protection: Self-recovery fuse, ESD protection |
||
| UART Port | Connector: 8-pin fool-proof connector Protection: IO protection diode |
||
| Indicators |
PWR — power indicator, lights red when USB voltage is detected TXD — TX indicator, lights red when sending data from the USB port RXD — RX indicator, lights red when receiving data by the device port |
||
Multi-level Protection — Safe and Stable Operation
Built-in self-recovery fuse and TVS diode provide protection against overcurrent, overvoltage, reverse connection, and ESD, enhancing interference resistance and ensuring safe and stable data transmission.
Support for Popular Operating Systems
Compatible with popular OS: Windows 7/8/8.1/10/11, Mac, Linux, Android, and others.
Three LED Indicators
Convenient monitoring of device operating status — ideal for programming and debugging.
USB Signal and Pinout
| 5V | 5V Output |
|---|---|
| VCC | 3.3V or 5V Output — selectable by switch |
| GND | Ground |
| TXD | Connects to MCU.RX |
| RXD | Connects to MCU.TX |
| RTS | Connects to MCU.CTS |
| CTS | Connects to MCU.RTS |
Dimensions
Model Comparison
| Part Number | USB TO TTL | USB TO TTL (B) | USB TO TTL (C) | USB TO TTL (D) |
|---|---|---|---|---|
 |
 |
 |
 |
|
| Category | Industrial USB TO TTL Converter | Industrial USB TO TTL Cable | ||
| Chip | FT232 | CH343G | FT232 | |
| Baud Rate | 300 bps — 3 Mbps | 50 bps — 6 Mbps | 300 bps — 3 Mbps | |
| Hardware Flow Control | Supported | Not Supported | ||
| OS Support | Win7/8/8.1/10/11, Mac, Linux, Android | |||
| USB Port | Connector: USB-A Protection: Self-recovery fuse, ESD protection |
|||
| UART Port | Connector: 8-pin fool-proof connector Protection: IO protection diode |
Connector: Separate 6-pin female connector Protection: IO protection diode |
Connector: Separate 4-pin female connector + SH1.0 3-pin fool-proof connector Protection: IO protection diode |
|
| Indicators |
PWR — power indicator, turns on when USB is connected and voltage is detected TXD — TX indicator, turns on when sending data from the USB port RXD — RX indicator, turns on when sending data back from the device port |
|||
Part number:
45710
ЩУ
Description
USB TO TTL CONVERTER
Genuine CH343G | Stable Data Transmission | Multi-Device & OS Support
Industrial Quality
Key Features
- Built-in self-recovery fuse and TVS diode — overcurrent, overvoltage, reverse connection, and ESD protection; enhanced interference resistance, safe and stable operation
- Built-in IO protection circuit for surge suppression
- TTL level switch between 3.3V and 5V — easily select the desired signal level
- 3 LED indicators for convenient monitoring of power and TX/RX signal status
- High-quality plastic casing with a matte finish, meticulous manufacturing
- IDC connector with fool-proof protection
Technical Specifications
| Product Category | Industrial USB TO TTL Converter | Host Port | USB |
|---|---|---|---|
| Data Rate | 50 bps — 6 Mbps | Device Port | UART |
| USB Port | Connector: USB-A Protection: Self-recovery fuse, ESD protection |
||
| UART Port | Connector: 8-pin fool-proof connector Protection: IO protection diode |
||
| Indicators |
PWR — power indicator, lights red when USB voltage is detected TXD — TX indicator, lights red when sending data from the USB port RXD — RX indicator, lights red when receiving data by the device port |
||
Multi-level Protection — Safe and Stable Operation
Built-in self-recovery fuse and TVS diode provide protection against overcurrent, overvoltage, reverse connection, and ESD, enhancing interference resistance and ensuring safe and stable data transmission.
Support for Popular Operating Systems
Compatible with popular OS: Windows 7/8/8.1/10/11, Mac, Linux, Android, and others.
Three LED Indicators
Convenient monitoring of device operating status — ideal for programming and debugging.
USB Signal and Pinout
| 5V | 5V Output |
|---|---|
| VCC | 3.3V or 5V Output — selectable by switch |
| GND | Ground |
| TXD | Connects to MCU.RX |
| RXD | Connects to MCU.TX |
| RTS | Connects to MCU.CTS |
| CTS | Connects to MCU.RTS |
Dimensions
Model Comparison
| Part Number | USB TO TTL | USB TO TTL (B) | USB TO TTL (C) | USB TO TTL (D) |
|---|---|---|---|---|
|
|
|
|
|
| Category | Industrial USB TO TTL Converter | Industrial USB TO TTL Cable | ||
| Chip | FT232 | CH343G | FT232 | |
| Baud Rate | 300 bps — 3 Mbps | 50 bps — 6 Mbps | 300 bps — 3 Mbps | |
| Hardware Flow Control | Supported | Not Supported | ||
| OS Support | Win7/8/8.1/10/11, Mac, Linux, Android | |||
| USB Port | Connector: USB-A Protection: Self-recovery fuse, ESD protection |
|||
| UART Port | Connector: 8-pin fool-proof connector Protection: IO protection diode |
Connector: Separate 6-pin female connector Protection: IO protection diode |
Connector: Separate 4-pin female connector + SH1.0 3-pin fool-proof connector Protection: IO protection diode |
|
| Indicators |
PWR — power indicator, turns on when USB is connected and voltage is detected TXD — TX indicator, turns on when sending data from the USB port RXD — RX indicator, turns on when sending data back from the device port |
|||
Part number:
45710
ЩУ
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