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The PCF8574 IO Expansion Board is used as remote 8-bit I/O expander for I2C-bus. Up to 8 PCF8574, IO Expansion Board can be connected to the I2C-bus, providing up to 64 I/O ports. RoboticsBD
The PCF8574 IO Expansion Board features I2C pinheader on one side, and I2C connector on the opposite side. Hence, it’s more flexible to connect the board to your development system. The board also supports I2C cascading, allowing the use of multi module connected to the I2C bus at the same time by connecting the pinheader and connector. Featured By RoboticsBD.
Product Images are shown for illustrative purposes only and may differ from the actual product.
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| General Specification | |
| Operating Voltage (VDC) | 3 ~ 5 |
| Interface | I2C |
| Ports | 8-bit parallel port |
| Length (mm) | 48 |
| Width (mm) | 16 |
| Height (mm) | 15 |
| Weight (gm) | 5 |
| Shipment Weight | 0.01 kg |
| Shipment Dimensions | 6 × 10 × 2 cm |
Please allow 5% measuring deviation due to manual measurement.
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1 x PCF8574T I2C I/O Extension Board.
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The latest price of I/O Expander Module PCF8574T in Bangladesh is BDT 240 You can buy the I/O Expander Module PCF8574T at best price from our RoboticsBD or visit RoboticsBD Office.
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Please note that the product information provided on our website may not be entirely accurate as it is collected from various sources on the web. While we strive to provide the most up-to-date information possible, we cannot guarantee its accuracy. We recommend that you always read the product labels, warnings, and directions before using any product. |
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Product Images are shown for illustrative purposes only and may differ from the actual product. |
Reference: RBD-0385
IC Name: MCP23017 Package/Case: DIP-28
Reference: RBD-0987
Compatible with Arduino NANO All digital and analog pins breakout Compact size; External power supply current support Leads all pins out, convenient for wiring and doing experiments.
Reference: RBD-1734
Center female pin header for direct attaching the Raspberry Pi Pico. Extra USB connector for external power supply. Immersion Gold Process Black Base Panel, White Pinout Labels, Golden Rounded Outline, Stunning Aesthetic *Please make sure there are no pin conflicts between the modules you want to use together before connecting. Raspberry Pi Pico and...
Reference: RBD-2458
The XH-M404 Adjustable DC-DC Step-Down Module can can step-down the input voltage to a range of 1.25 – 36V at up to 8A.
Reference: RBD-3104
3D printer stepper motor driver CNC shield V4 needs to work with Nano board. It can be used as driver expansion board for engraving machines and 3D printers. It has in total 3 channel slots for A4988 stepper motor driver modules (not included) for driving 3 channel of stepper motors. Each channel of stepper motor only needs 2 IO ports, which means 6 IO...
Reference: RBD-0028
Based on the W5100Based on the Wiznet W5100 allows an Arduino board to connect to the internet. Stackable Design, can directly be supported by for Arduino official Ethernet Library. Supports up to four simultaneous socket connections Can be used to store files for serving over the network. Can be accessed using the Mini SD TF library. IEEE802.3af...
Reference: RBD-2923
Operating Voltage: 3.3V Resolution: 128 × 64 pixels Communication Interface: I2C Communication Display size: 55.01 × 27.49mm Driver: SSD1309Note: The component, colour & shape of the module may vary depending on our stock rotation.
Reference: RBD-1753
Digital I2S interface with high precision 24-bit dataHigh signal to noise ratio is 61 dBAHigh sensitivity – 26 dBFSStable frequency response from 60 Hz to 15 kHzLow power consumption: low current consumption 1.4 mAHigh PSR: -75 dBFS
Reference: RBD-1218
Model No.:NX8048T050 Display Type:011R(R:Resitive Touchscreen) Operating Voltage (VDC):4.75 ~ 7 Max. Operating Current (mA):410 Touch Type: Resistive Colors:65K (65536)
Reference: RBD-2226
Operating Voltage: 24V DC Two separate LEDs for On/Off indication of the Relay Triggering input voltage 3.3V – 5V 4) Back EMF protection Equipped with high-current relay 10A@250VAC / 10A@30VDC It can control both AC and DC appliances such as Solenoids, Motors, lights, fans, etc High-quality screw terminals (Terminal Block) provided (C, NC, NO) for quick...
Reference: RBD-2094
The module can detect the surrounding environment of the humidity and temperature High reliability and excellent long-term stability The output from the digital output Humidity measuring range: 20%~90%RH(0~50 degree (temperature compensation). Temperature measuring range: 0~+50degree. Humidity measurement accuracy: ±5.0%RH. Temperature measurement...
Reference: RBD-2300
Multi-parameter Soil Sensor for measuring pH, NPK, moisture, temperature, and conductivity Wide input voltage range (4.5-30V) with RS485 Modbus protocol for seamless integration High precision, corrosion-resistant, IP68-rated design for long-term soil and water monitoring Built-in temperature compensation for accurate conductivity measurements Ideal for...
Reference: RBD-2308
DC 3V-36V 15A Dual H-Bridge DC Motor Driver for high-current applications Can handle a maximum current of up to 30A for robust motor control Features PWM modulation with 0%-99% duty cycle for precise motor speed control Equipped with N-channel IRF3205 MOSFETs for enhanced performance and braking Ideal for driving high-current brushed DC motors in robotics...
Reference: RBD-2459
Converts 5 – 30V down to a 0.8 – 29V output with adjustable current limit
Reference: RBD-2455
2.42" Inch OLED Display SSD1309 12864 SPI Serial Port For Arduino C51 WhiteBrand: No BrandMetal Bracket to protect Display
Reference: RBD-0980
Dimensions : 66 x 66 x 3 mm. Weight : 25 gm. Supply Voltage : 5 VDC. Interface : IO . 8 x 8 = 64 RGB. Chip : WS2812.
Reference: RBD-1773
Supply Voltage: 5V USB / 3.7V lithium battery Output Port: 3-wire audio interface/DIY pad Output Type: Analog signal Bluetooth name: VHM-314-V3.0 Bluetooth version: 5.0 Bluetooth passcode: no password Sound source: Bluetooth. USB-PC input(after the back pad is connected, the computer can be connected as a sound card though Micro) Operation method:...
Reference: RBD-2208
2x 18650 Lithium Battery Shield V8 Mobile Power Expansion Board Module 5V/3A 3V/1A Micro USB for Arduino ESP32 ESP8266 Output port: USB or expansion port Output parameter 5V / 3A or 3.3V / 1A. Conversion efficiency up to 95% Input port: MicroUSB
Reference: RBD-1266
It has a nice standard 0.1″x0.1″ prototyping grid with big pads Comes with Stacking headers and plain header, choose whichever you want when soldering together An IC pattern for adding DIP ICs up to 20 pins Power rails down the middle and sides A reset button and an extra general use button Two 3mm general use LEDs, red and green, as well as 2 matching...
Reference: RBD-1541
For beginners who are interested in Arduino A complete set of Arduino’s most common and useful electronic components Infrared sensor receiving module Laser sensor module Temperature and humidity sensor module Infrared sensor module 5v relay module Obstacle avoidance sensor module.
Reference: RBD-3617
The Nano Expansion Board is a compact and convenient IO shield designed specifically for the Arduino Nano development board. It breaks out all essential digital and analog pins onto clearly labeled pin headers, enabling quick prototyping and streamlined module connections. Whether you're building a simple project or a complex system, this expansion board...
Reference: RBD-1328
Size: 0.96 inch Resolution: 128 x 64 Controlling Chip: SSH1106 Display Area: 21.74 x 10.86mm Driving Voltage: 3.3-5V Operating Temperature: -40~70 celsius Interface Type: IIC Light Color: White
Reference: RBD-3444
The VS1053 MP3 Recording Module Development Board is a versatile and powerful audio solution for music playback and real-time recording projects. Featuring the VS1053 audio processor chip, this module supports a wide range of music formats and enables OGG real-time encoding recording. Designed with ease of integration in mind, it offers SPI interface...
Reference: RBD-2453
Fully self contained panel meter with dual red and blue display.
Reference: RBD-1408
Type: CJMCU MINI USB AMS1117 MINI USB interface input 5V MINI USB outputs 5V and 3.3V DC power socket interface input 5V – 12V. DC power outlet output (5V label) 5V and 3.3V Weight: 2 gm.
Reference: RBD-1349
For Standard LCD 16x2. Press here.For Standard LCD 16x2 with Male Header. Press hereFor Standard LCD 16x2 with Female Header. Press hereFor Standard LCD 16x2 with I2C adapter board soldered. Press here.For Standard LCD 16x2 with White Background. Press here.For Standard LCD 16x2 with Blue Background. Press here. Model: LCD1602 Interface: I2C Interface...
Reference: RBD-2326
Brand: DFRobot
Gravity Analog Heart Rate Monitor Sensor (ECG) for Arduino with AD8232 chip Measures and outputs heart electrical activity as an analog ECG signal Compatible with Arduino, Raspberry Pi, Intel Edison, Joule, and Curie Features a Gravity Interface for easy plug-and-play integration Operates at 3.3V to 6V, with a compact design for various health monitoring...
Reference: RBD-2922
Operating Voltage: 3.3V Resolution: 128 × 64 pixels Communication Interface: I2C Communication Display size: 55.01 × 27.49mm Driver: SSD1309Note: The component, colour & shape of the module may vary depending on our stock rotation.
Reference: RBD-0924
Driver Chip: MAX7219 Input Voltage: 3.7 to 5.3 V Input Current: 30 mA Display Dimensions: 42x24x12 (LxWxH) mm
Reference: RBD-0323
Microcontroller ATmega328 (SMD) – Interface CH340G Operating Voltage: 5V Input Voltage (recommended): 7-12V Digital I / O Pins 14 (of which 6 provide PWM output) RoboticsBD Analog Input Pins: 6 A programming cable is included.
Reference: RBD-2293
801S Vibration Sensor with gold alloy plated shock sensor for durability Provides both analog and TTL level digital signal outputs Adjustable sensitivity for micro shock detection and real-time vibration monitoring Onboard LM393 comparator IC for reliable performance Ideal for monitoring mechanical vibrations, displacement, and unbalance in systems
Reference: RBD-3055
Unlock the potential of brainwave technology with the Taurus TGAM Brainwave Sensor Module Development Kit, a comprehensive tool for developers working on NeuroSky EEG systems. This kit includes the EEG control headband and the Mindwave feedback headset, allowing you to capture and analyze single-channel brainwave signals with precision. Perfect for...
Reference: RBD-1763
Fits on a 6 x 6 x 5.3 mm tactile push button switch. Contact resistance: 50m Max (initial) Insulation resistance: m 100 M minDC (250 V) Re Color
Reference: RBD-1408
Type: CJMCU MINI USB AMS1117 MINI USB interface input 5V MINI USB outputs 5V and 3.3V DC power socket interface input 5V – 12V. DC power outlet output (5V label) 5V and 3.3V Weight: 2 gm.
Reference: RBD-0927
Weight: 85 gm. Voltage : 11.1 V. Dimensions : 17 x 34 x 72(mm ). Max Continuous Discharge : 25 C(25 A). Balance Plug : JST-XH. Discharge Plug : XT-60.
Reference: RBD-1957
Input Voltage: 12V Connector: 5.5mm DC Jack Output power on/off switch Two-row multiple pin outputs, easy to use and connect Outputs 3.3V DC at 800mA maximum current Outputs 5.0V DC at 800mA maximum current Outputs 12V DC (the 12V output is directly connected to the input, i.e. with 12VDC input, this output will be 12VDC; with 9VDC input, this output will...
Reference: RBD-2887
The Development Kit based on ESP8266, integrates GPIO, PWM, IIC, 1-Wire and ADC all in one board. Power your development in the fastest way combine with NodeMCU Firmware! R2 version had CP2102 USB-TTL instead, larger current support, slim board can put on breadboard. Programing it with Arduino IDE. A high-quality USB cable is essential for this board to...
Reference: RBD-0688
Wide input supply (2.5 V to 12V) Easy to integrate (V+, GND, and Data) The device in deep sleep mode when Data pin is grounded Very small dimension.
Reference: RBD-2342
INA3221 Triple-Channel Shunt Current and Voltage Monitor Sensor Board Measures high-side current and bus voltage with I2C and SMBUS compatibility Monitors bus voltages (0V to 26V) and shunt voltage drops with high accuracy Programmable alerts, averaging modes, and conversion times for enhanced control Compact design with four programmable I2C addresses...
Reference: RBD-0385
IC Name: MCP23017 Package/Case: DIP-28
Reference: RBD-0948
Built-in Flash: 32Mbit Power supply: 5V WiFi protocol: IEEE 802.11 b/g/n Peripheral interface: UART/GPIO/ADC/DAC/SDIO/PWM/I2C/I2S Logic level: 3.3V A high-quality USB cable is essential for this board to ensure sufficient current supply; otherwise, your board may not be recognized by the Windows Device Manager. Please avoid using mobile phone cables and...
Reference: 0031
3 Types Available (Please select from option) 1. Male to Male 2. Male to Female 3. Female-Female
Reference: RBD-0689
Operating Voltage: 2.8 V to 5.5 V Accuracy: ± 1.5°C Zero power resistance: 100 KΩ Operating temperature range: -55 ~ +125 ℃
Reference: RBD-0313
Low power consumption, Low cost, and Compact size Read and write chip Fully integrated at 13.56MHz
Reference: 1353
Length: 12.5 inches/30 CM (Long) Material: Copper Plated Pin Spacing: 2.54mm.
Reference: RBD-2727
Module can be used to expand the digital I/O of an MCU using the I2C bus.
