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Your One-Stop Destination for Ttl Components

Take advantage of limited-time deals on iconic Ttl Components pieces.

Generic 10 PCS Mini RS232 MAX3232 to TTL Level Converter Serial Module Board Adapter 3~5V MAX3232 Breakout Board Computer Cable Serial Adapters Electronic Components

Generic 10 PCS Mini RS232 MAX3232 to TTL Level Converter Serial Module Board Adapter 3~5V MAX3232 Breakout Board Computer Cable Serial Adapters Electronic Components

$12
Yizhet 8 Channel DC 5V DC 230V Relay Shield Module Control Board with Optocoupler for Raspberry Pi DSP AR PIC ARM TTL Logic (5V 8 Channels)

Yizhet 8 Channel DC 5V DC 230V Relay Shield Module Control Board with Optocoupler for Raspberry Pi DSP AR PIC ARM TTL Logic (5V 8 Channels)

4.3
$29
DSD TECH SH-U09C5 USB to TTL UART Converter Cable with FTDI Chip Support 5V 3.3V 2.5V 1.8V TTL

DSD TECH SH-U09C5 USB to TTL UART Converter Cable with FTDI Chip Support 5V 3.3V 2.5V 1.8V TTL

4.7
C$38
HiLetgo CP2102 USB 2.0 to TTL Module Serial Converter Adapter Module USB to TTL Downloader with Jumper Wires

HiLetgo CP2102 USB 2.0 to TTL Module Serial Converter Adapter Module USB to TTL Downloader with Jumper Wires

4.4
C$22
sb componentsUSB to TTL Serial Converter Adapter with CH340 Chip USB-TTL Adapter Compatible with Windows 11, 10, 8, 7, Linux, Mac OS, etc.

sb componentsUSB to TTL Serial Converter Adapter with CH340 Chip USB-TTL Adapter Compatible with Windows 11, 10, 8, 7, Linux, Mac OS, etc.

4.5
$49
HiLetgo 5pcs RS232 to TTL Converter Module COM Serial Port Board MAX3232 MAX232CSE

HiLetgo 5pcs RS232 to TTL Converter Module COM Serial Port Board MAX3232 MAX232CSE

4.6
$39
Besomi Electronics USB to TTL Serial Converter Module, Reliable CH340 Chip, for Microcontroller Programming, Debugging and Communication

Besomi Electronics USB to TTL Serial Converter Module, Reliable CH340 Chip, for Microcontroller Programming, Debugging and Communication

5
$16
SB Components USB to TTL Serial Converter Adapter with CH340 Chip USB-TTL Adapter Compatible with Windows 11, 10, 8, 7, Linux, Mac OS, etc.

SB Components USB to TTL Serial Converter Adapter with CH340 Chip USB-TTL Adapter Compatible with Windows 11, 10, 8, 7, Linux, Mac OS, etc.

4.7
$16
Electronics Component Fun Kit w/Power Supply Module, Jumper Wire, 830 tie-Points Breadboard, Precision Potentiometer,Resistor Compatible with Arduino, Raspberry Pi, STM32

Electronics Component Fun Kit w/Power Supply Module, Jumper Wire, 830 tie-Points Breadboard, Precision Potentiometer,Resistor Compatible with Arduino, Raspberry Pi, STM32

4.6
$48
NOYITO RS422 to TTL UART MCU Serial Port Signal Mutual Conversion Module with Over-voltage Over-current Protection (3.3V)

NOYITO RS422 to TTL UART MCU Serial Port Signal Mutual Conversion Module with Over-voltage Over-current Protection (3.3V)

3.7
$40
RS422 to TTL Level Converter Module, Bidirectional UART Serial Port Conversion Board 5V, Over Voltage and Over Current Protection, SMD Components, Efficient Work, Easy Installation

RS422 to TTL Level Converter Module, Bidirectional UART Serial Port Conversion Board 5V, Over Voltage and Over Current Protection, SMD Components, Efficient Work, Easy Installation

$14
NOYITO TTL to RS232 Module TTL RS232 Mutual Conversion Module Serial Level Conversion to SP232 TTL Serial Port communicates with RS232 Level Device

NOYITO TTL to RS232 Module TTL RS232 Mutual Conversion Module Serial Level Conversion to SP232 TTL Serial Port communicates with RS232 Level Device

3.9
$21
eMagTech 10PCS Mini RS232 MAX3232 to TTL Level Converter Serial Module Board Adapter 3~5V MAX3232 Breakout Board Computer Cable Serial Adapters Electronic Components

eMagTech 10PCS Mini RS232 MAX3232 to TTL Level Converter Serial Module Board Adapter 3~5V MAX3232 Breakout Board Computer Cable Serial Adapters Electronic Components

3.5
$33
DTech USB to TTL Serial Adapter 3.3V Debug Cable TX RX Signal 4 Pin Female Socket PL2303 Prolific Chip Windows 10 8 7 XP Vista (3ft, Black)

DTech USB to TTL Serial Adapter 3.3V Debug Cable TX RX Signal 4 Pin Female Socket PL2303 Prolific Chip Windows 10 8 7 XP Vista (3ft, Black)

3.9
C$21
8-Channel 5V/3.3V IIC UART SPI TTL Bi-Directional Logic Level Converter for Raspberry Pi

8-Channel 5V/3.3V IIC UART SPI TTL Bi-Directional Logic Level Converter for Raspberry Pi

$16
3pcs TTL to RS232 Module TTL RS232 Mutual Conversion Module Serial Level Conversion to SP232 for MCU, ARM, FPGA, for Arduino TTL Serial Port communicates with RS232 Level Device

3pcs TTL to RS232 Module TTL RS232 Mutual Conversion Module Serial Level Conversion to SP232 for MCU, ARM, FPGA, for Arduino TTL Serial Port communicates with RS232 Level Device

3.8
$28
CentIoT - MAX3232 RS232 to TTL Serial Port Converter Module DB9 Connector MAX232

CentIoT - MAX3232 RS232 to TTL Serial Port Converter Module DB9 Connector MAX232

3.8
$18
SING F LTD10PCS Mini RS232 MAX3232 to TTL Level Converter Serial Module Board Adapter 3~5V MAX3232 Breakout Board Computer Cable Serial Adapters Electronic Components

SING F LTD10PCS Mini RS232 MAX3232 to TTL Level Converter Serial Module Board Adapter 3~5V MAX3232 Breakout Board Computer Cable Serial Adapters Electronic Components

4.5
C$33
HiLetgo10pcs Mini RS232 to TTL MAX3232 to TTL Level Converter Board Serial Converter Board RS232 to TTL Serial

HiLetgo10pcs Mini RS232 to TTL MAX3232 to TTL Level Converter Board Serial Converter Board RS232 to TTL Serial

3.5
$20
DTECH USB to TTL Serial 3.3V Adapter Cable TX RX Signal with 4 Pin 0.1 inch Pitch Female Socket PL2303 Prolific Chip for Windows 10 8 7 XP Vista (6ft Black)

DTECH USB to TTL Serial 3.3V Adapter Cable TX RX Signal with 4 Pin 0.1 inch Pitch Female Socket PL2303 Prolific Chip for Windows 10 8 7 XP Vista (6ft Black)

4.3
C$43
RS232 to TTL Converter Module, 2 Pieces

RS232 to TTL Converter Module, 2 Pieces

3
$32
WINGONEER® CP2104 Serial Converter USB 2.0 To TTL UART 6PIN Module compatible with and better than CP2102

WINGONEER® CP2104 Serial Converter USB 2.0 To TTL UART 6PIN Module compatible with and better than CP2102

4.3
$20
Hailege 2pcs CP2102 USB 2.0 to TTL UART Serial Converter Module 5Pin STC PRGMR with Dupont Wire

Hailege 2pcs CP2102 USB 2.0 to TTL UART Serial Converter Module 5Pin STC PRGMR with Dupont Wire

4.6
$28
Hobby Components CH340 USB to TTL Adapter

Hobby Components CH340 USB to TTL Adapter

$10
FT232RL Mini USB to TTL Serial Converter Adapter Module - 3.3V/5.5V FT232R Port, DTR RX TX VCC CTS GND Pin, & Raspberry Pi Compatible

FT232RL Mini USB to TTL Serial Converter Adapter Module - 3.3V/5.5V FT232R Port, DTR RX TX VCC CTS GND Pin, & Raspberry Pi Compatible

$20
NOYITO RS422 to TTL Signal Module RS422 TTL Bidirectional Mutual Conversion Full-Duplex 422 to MCU UART Serial Level Conversion 5V

NOYITO RS422 to TTL Signal Module RS422 TTL Bidirectional Mutual Conversion Full-Duplex 422 to MCU UART Serial Level Conversion 5V

$13
2Pcs FTDI FT232RL Mini USB to TTL Serial Converter Adapter Module 3.3V 5.5V FT232R Breakout FT232RL USB to Serial Mini USB to TTL Adapter Board for Arduino

2Pcs FTDI FT232RL Mini USB to TTL Serial Converter Adapter Module 3.3V 5.5V FT232R Breakout FT232RL USB to Serial Mini USB to TTL Adapter Board for Arduino

1.0
$29
FTDI USB to TTL FT232RL USB Adapter Board for Arduino

FTDI USB to TTL FT232RL USB Adapter Board for Arduino

4.2
C$17
USB RS232 TTL PL2303HX Auto Converter for Arduino AVR STM

USB RS232 TTL PL2303HX Auto Converter for Arduino AVR STM

1.0
$14
NOYITO TTL to RS232 Module TTL RS232 Male Female Mutual Conversion Module Serial Level Conversion to SP232 for MCU, ARM, FPGA, Arduino, etc. TTL Serial Port communicates with RS232 Level Device

NOYITO TTL to RS232 Module TTL RS232 Male Female Mutual Conversion Module Serial Level Conversion to SP232 for MCU, ARM, FPGA, Arduino, etc. TTL Serial Port communicates with RS232 Level Device

4.5
$48
USB To RS232 TTL UART PL2303HX Auto Converter USB to COM Cable Module/arduino/raspberry pi

USB To RS232 TTL UART PL2303HX Auto Converter USB to COM Cable Module/arduino/raspberry pi

4.6
C$18
HJ GardenElectronic Component Assorted Kit for Arduino, Raspberry Pi, STM32 etc. 830 Breadboard + Jumper + Power Module + Resistor + Capacitor + LED + Switch (Pack of 458pcs)

HJ GardenElectronic Component Assorted Kit for Arduino, Raspberry Pi, STM32 etc. 830 Breadboard + Jumper + Power Module + Resistor + Capacitor + LED + Switch (Pack of 458pcs)

4.5
$39
Gump's grocery USB to TTL RS232 USB TTL to RS485 CP2102 Mutual Convert 6 in 1 Convert Module

Gump's grocery USB to TTL RS232 USB TTL to RS485 CP2102 Mutual Convert 6 in 1 Convert Module

5.0
$8
MakerFocus Mini Nano V3.0 ATmega328P Microcontroller Board w/USB Cable For Ar duino

MakerFocus Mini Nano V3.0 ATmega328P Microcontroller Board w/USB Cable For Ar duino

4.4
$21
Tonglura Electronic MAX485 Module RS-485 TTL to RS485 MAX485CSA Converter Module for Arduino Integrated Circuits Products

Tonglura Electronic MAX485 Module RS-485 TTL to RS485 MAX485CSA Converter Module for Arduino Integrated Circuits Products

5.0
$16
Eujgoov 5 Pcs Ir Infrared Flame Sensor Flame Sensor Module Module Detector Smartsense for Wide Voltage Lm393 60 Degrees

Eujgoov 5 Pcs Ir Infrared Flame Sensor Flame Sensor Module Module Detector Smartsense for Wide Voltage Lm393 60 Degrees

4.0
$20
RS485 to TTL Module for Arduino, ESP32, ESP8266, Raspberry Pi, 2 Pieces

RS485 to TTL Module for Arduino, ESP32, ESP8266, Raspberry Pi, 2 Pieces

$16
Generic Geekcreit FT232RL FTDI USB To TTL Serial Converter Adapter Module For Arduino

Generic Geekcreit FT232RL FTDI USB To TTL Serial Converter Adapter Module For Arduino

3.9
$16
RIV International 2pcs 5V Single 1 Channel Relay Module Board Shield For Arduino

RIV International 2pcs 5V Single 1 Channel Relay Module Board Shield For Arduino

$13
HiLetgo 5pcs RS232 to TTL Converter Module COM Serial Port Board MAX3232 MAX232CSE

HiLetgo 5pcs RS232 to TTL Converter Module COM Serial Port Board MAX3232 MAX232CSE

4.5
$32
TTL to RS232 Converter Rail-Mount Galvanic Serial Adapter, TTL/RS232 Standard Convert TTL Signal into RS232 Signal Full-Duplex Communication, 3.3V ~ 5V TTL Signal Level Multi-Isolation Protection

TTL to RS232 Converter Rail-Mount Galvanic Serial Adapter, TTL/RS232 Standard Convert TTL Signal into RS232 Signal Full-Duplex Communication, 3.3V ~ 5V TTL Signal Level Multi-Isolation Protection

$63
HiLetgo NEO-7M GPS Satellite Positioning Module for Arduino STM32 C51 Replace NEO-6M 3.3V/5V Power Supply

HiLetgo NEO-7M GPS Satellite Positioning Module for Arduino STM32 C51 Replace NEO-6M 3.3V/5V Power Supply

3.6
$52
Economical 1000 mm Draw Wire Displacement Linear Encoder Sensor AB Phase CESI-S1000E (0-1000mm Measuring Range, TTL Output)

Economical 1000 mm Draw Wire Displacement Linear Encoder Sensor AB Phase CESI-S1000E (0-1000mm Measuring Range, TTL Output)

3.3
$196
D-Link DEM-310GT 1-Port Mini GBIC Module (für 1000BaseLX, LC Duplex)

D-Link DEM-310GT 1-Port Mini GBIC Module (für 1000BaseLX, LC Duplex)

4.7
$27
SparkFun Transceiver Breakout - RS-485 SP3485 Half-Duplex Transceiver Operates from a Single +3.3V Supply, Interoperable with +5.0V Logic

SparkFun Transceiver Breakout - RS-485 SP3485 Half-Duplex Transceiver Operates from a Single +3.3V Supply, Interoperable with +5.0V Logic

$72
XM electronicNano Mini USB with The bootloader Compatible Nano 3.0 Controller CH340 USB Driver 16Mhz Nano v3.0 ATMEGA328P for Arduino

XM electronicNano Mini USB with The bootloader Compatible Nano 3.0 Controller CH340 USB Driver 16Mhz Nano v3.0 ATMEGA328P for Arduino

4.7
C$34
DSD TECH USB to TTL Serial Converter CP2102 with 4 Pin Dupont Cable Compatible with Windows 7, 8, 10, Linux and Mac OS

DSD TECH USB to TTL Serial Converter CP2102 with 4 Pin Dupont Cable Compatible with Windows 7, 8, 10, Linux and Mac OS

4.5
$28
DSD TECH SH-U07B USB to TTL Adatper with CH340C Chip (2PCS)

DSD TECH SH-U07B USB to TTL Adatper with CH340C Chip (2PCS)

4.3
$32
Serial Module Serial Port Module Isolated 6‑in‑1 FT232 USB/ 485/422/232 / TTL Converter YN4561I Usb Serial Port Adapter

Serial Module Serial Port Module Isolated 6‑in‑1 FT232 USB/ 485/422/232 / TTL Converter YN4561I Usb Serial Port Adapter

$125
NOYITOTTL to RS232 Module TTL RS232 Male Female Mutual Conversion Module Serial Level Conversion to SP232 TTL Serial Port Communicates with RS232 Level Device 15KV ESD Protect (Male)

NOYITOTTL to RS232 Module TTL RS232 Male Female Mutual Conversion Module Serial Level Conversion to SP232 TTL Serial Port Communicates with RS232 Level Device 15KV ESD Protect (Male)

4.4
$23
RIV International 2 Pcs IIC I2C Bi-Directional 5V to 3.3V Logic Level Converter Shifter Module for Arduino

RIV International 2 Pcs IIC I2C Bi-Directional 5V to 3.3V Logic Level Converter Shifter Module for Arduino

$12
Reland Sun MQ-2 MQ-3 MQ-4 MQ-5 MQ-6 MQ-7 MQ-8 MQ-9 MQ-135 sensor module (MQ4)

Reland Sun MQ-2 MQ-3 MQ-4 MQ-5 MQ-6 MQ-7 MQ-8 MQ-9 MQ-135 sensor module (MQ4)

5.0
$14
CentIoT - UNO R3 ATmega328P SMD CH340 - With USB Cable and Header Pins

CentIoT - UNO R3 ATmega328P SMD CH340 - With USB Cable and Header Pins

3.8
$25
Electronic Components CH340G RS232 To TTL Module Upgrade USB To Serial Port In Niner Brush Minor Plates, CH340 Module Instead Of PL2303

Electronic Components CH340G RS232 To TTL Module Upgrade USB To Serial Port In Niner Brush Minor Plates, CH340 Module Instead Of PL2303

$91
HiLetgo W5500 SPI to LAN Ethernet Network Module TCP IP STM32 Interface 3.3V 5V for Arduino WIZ820io RC5

HiLetgo W5500 SPI to LAN Ethernet Network Module TCP IP STM32 Interface 3.3V 5V for Arduino WIZ820io RC5

4.0
$20
Youmile 3pcs PL2303TA USB to TTL Serial Cable Download Cable USB to TTL rs232 Serial Cable Debug Console Cable Compatible for Raspberry Pi

Youmile 3pcs PL2303TA USB to TTL Serial Cable Download Cable USB to TTL rs232 Serial Cable Debug Console Cable Compatible for Raspberry Pi

$23
HP JY728A Aruba Micro-USB 2.0 Console Adapter Cable - USB / serial cable - TTL serial (F) to USB (M) - for Aruba AP-203H, AP-303H - Assorted colors

HP JY728A Aruba Micro-USB 2.0 Console Adapter Cable - USB / serial cable - TTL serial (F) to USB (M) - for Aruba AP-203H, AP-303H - Assorted colors

4.5
$102
DSD TECHSH-U09C2 USB to TTL Adapter Built-in FTDI FT232RL IC for Debugging and Programming

DSD TECHSH-U09C2 USB to TTL Adapter Built-in FTDI FT232RL IC for Debugging and Programming

4.7
$29
Youmile 5 pcs MAX3232 RS232 to TTL Female Serial Port Converter Module DB9 Connector 3.3V to 5V MAX3232 Root Module with Dupont Line for Equipment Upgrades

Youmile 5 pcs MAX3232 RS232 to TTL Female Serial Port Converter Module DB9 Connector 3.3V to 5V MAX3232 Root Module with Dupont Line for Equipment Upgrades

$47
Senzooe 5PCS FT232RL FTDI USB To TTL Serial Converter Adapter Module

Senzooe 5PCS FT232RL FTDI USB To TTL Serial Converter Adapter Module

5
$34
DSD TECH HM-10 Bluetooth 4.0 BLE iBeacon UART Module with 4PIN Base Board for Arduino UNO R3 Mega 2560 Nano

DSD TECH HM-10 Bluetooth 4.0 BLE iBeacon UART Module with 4PIN Base Board for Arduino UNO R3 Mega 2560 Nano

4.4
C$48
LCD Display Board Module 1602 2004 12864 PCF8574T PCF8574 IIC/I2C Interface Adapte Plate 5V Blue/Yellow Green Screen For Arduino (1602 Blue)

LCD Display Board Module 1602 2004 12864 PCF8574T PCF8574 IIC/I2C Interface Adapte Plate 5V Blue/Yellow Green Screen For Arduino (1602 Blue)

$12
Besomi Electronics USB to RS232/RS485 Serial Converter - Industrial Grade Interface Adapter for Communication and Programming

Besomi Electronics USB to RS232/RS485 Serial Converter - Industrial Grade Interface Adapter for Communication and Programming

$48
HiLetgo 10pcs Mini RS232 to TTL MAX3232 to TTL Level Converter Board Serial Converter Board RS232 to TTL Serial

HiLetgo 10pcs Mini RS232 to TTL MAX3232 to TTL Level Converter Board Serial Converter Board RS232 to TTL Serial

$22
HiLetgo HiLetgo 5pcs USB to TTL CH340 Module with STC Microcontroller Download Cable USB to Serial

HiLetgo HiLetgo 5pcs USB to TTL CH340 Module with STC Microcontroller Download Cable USB to Serial

4.4
$42
BTER Isolated Converter Board, USB 2.0 RS485/422 RS232 Serial Port Module CP2102 1200bps - 115.2kbps for Windows for OS X for Linux

BTER Isolated Converter Board, USB 2.0 RS485/422 RS232 Serial Port Module CP2102 1200bps - 115.2kbps for Windows for OS X for Linux

$84
Senzooe 5pcs PL2303 USB To RS232 TTL Converter Module PL2303HX

Senzooe 5pcs PL2303 USB To RS232 TTL Converter Module PL2303HX

$36
Cylewet 10Pcs 2 Channel Logic Level Converter 3.3V to 5V TTL Module for Arduino (Pack of 10) CYT1070

Cylewet 10Pcs 2 Channel Logic Level Converter 3.3V to 5V TTL Module for Arduino (Pack of 10) CYT1070

4.0
$23
CentIoT - HC06 Bluetooth Transceiver Module with TTL Output HC-06

CentIoT - HC06 Bluetooth Transceiver Module with TTL Output HC-06

4.3
$20
Reland Sun HC-05 HC05 RS232 Serial TTL Communication Module

Reland Sun HC-05 HC05 RS232 Serial TTL Communication Module

$20
KOOBOOK 1Pcs CJMCU FT232H High-Speed Multifunction Module USB to JTAG UART/FIFO SPI/I2C Module

KOOBOOK 1Pcs CJMCU FT232H High-Speed Multifunction Module USB to JTAG UART/FIFO SPI/I2C Module

4.5
$51
RC522 RFID Card Reader Module Kit

RC522 RFID Card Reader Module Kit

$11
HiLetgo FT232RL FTDI Mini USB to TTL Serial Converter Adapter Module 3.3V 5.5V FT232R Breakout FT232RL USB to Serial Mini USB to TTL Adapter Board for Arduino

HiLetgo FT232RL FTDI Mini USB to TTL Serial Converter Adapter Module 3.3V 5.5V FT232R Breakout FT232RL USB to Serial Mini USB to TTL Adapter Board for Arduino

4.5
C$34
ITROLLE Flat Cable 8PCS FPC FFC 150mm Length 40 Pin 0.5mm Pitch Flexible Ribbon Cables B Type

ITROLLE Flat Cable 8PCS FPC FFC 150mm Length 40 Pin 0.5mm Pitch Flexible Ribbon Cables B Type

4.6
$53
PEMENOL G5516 Photoresistor Module, 4 Ports Photodetector Light Sensor Module LM393 Dual Comperator, Daylight Sensor/Photo Sensor for Arduino, Raspberry Pi Pack of 6

PEMENOL G5516 Photoresistor Module, 4 Ports Photodetector Light Sensor Module LM393 Dual Comperator, Daylight Sensor/Photo Sensor for Arduino, Raspberry Pi Pack of 6

4.5
$19
AZDeliveryFT232RL Mini USB to TTL Serial Converter Adapter Module 3.3V 5.5V FT232R Port DTR RX TX VCC CTS GND Pin compatible with Arduino and Raspberry Pi including E-Book!

AZDeliveryFT232RL Mini USB to TTL Serial Converter Adapter Module 3.3V 5.5V FT232R Port DTR RX TX VCC CTS GND Pin compatible with Arduino and Raspberry Pi including E-Book!

4.5
$26
Mini TTL UART to Ethernet Module PCB Hardware Mini TTL TCP UDP Ethernet Module for Security

Mini TTL UART to Ethernet Module PCB Hardware Mini TTL TCP UDP Ethernet Module for Security

$25
Youmile 2 Pcs CP2102 Micro USB To TTL/Serial Module Serial Converter 6PIN Converter STC Downloader with Male and female DuPont cables Micro to USB Data line for Arduino

Youmile 2 Pcs CP2102 Micro USB To TTL/Serial Module Serial Converter 6PIN Converter STC Downloader with Male and female DuPont cables Micro to USB Data line for Arduino

$16
Youmile 3.3V 5V FT232RL Serial Converter Adapter Module USB to TTL Breakout FT232RL USB to Serial with Mini USB cable connecting Cable pro mini 5V/16M

Youmile 3.3V 5V FT232RL Serial Converter Adapter Module USB to TTL Breakout FT232RL USB to Serial with Mini USB cable connecting Cable pro mini 5V/16M

3.5
$41