All Products
Showing 1-20 of 50 products · 10 unavailable products hidden
4-channel I2C-safe Bi-directional Logic Level Converter [BSS138]
SparkFun Logic Level Converter - Bi-Directional
4-Channel Level Converter (12V to 3.3V)
SparkFun Level Translator Breakout - PCA9306
TXB0104 Bi-Directional Level Shifter [TXB0104]
IIC I2C Logic Level Converter Bi-Directional Module 5V to 3.3V For Arduino
4-Channel Level Converter (12V to 5V)
74AHCT125 - Quad Level-Shifter (3V to 5V) [74AHCT125]
Adafruit QT 3V to 5V Level Booster Breakout - STEMMA QT / Qwiic
Adafruit PCA9546 4-Channel STEMMA QT / Qwiic I2C Multiplexer
CJMCU-226 INA226 Voltage Current Power Monitor Alarm Module 36V Bi-Directional I2C
Adafruit PCA9546 4-Channel I2C Multiplexer
74LVC245 - Breadboard Friendly 8-bit Logic Level Shifter
SparkFun Logic Level Converter - Single Supply
SparkFun Level Shifter - 8 Channel (TXS01018E)
ACS37800 Qwiic Power Meter
MPN: SEN-29259
SparkFun Qwiic 5V Boost - AP3012K - SparkFun Electronics
MPN: PRT-28203
4 Channel I2C Motor Shield-V1.1
Gravity GP8600 1-Channel I2C/PWM 16-bit DAC Module
MPN: DFR1229
Logic Level Converter 8 Channels Bi-Directional
4-channel I2C-safe Bi-directional Logic Level Converter [BSS138]
This bi-directional logic level converter from Adafruit uses 4× BSS138 FETs with 10K pull-up resistors to safely shift signals between different voltage levels. Unlike many level shifters, this design is fully compatible with I2C's open-drain pull-up signalling, following NXP's recommended applic...
SparkFun Logic Level Converter - Bi-Directional
The SparkFun Bi-Directional Logic Level Converter safely translates signals between different voltage levels — stepping 5V down to 3.3V and 3.3V up to 5V on the same channel. It also works with 2.8V and 1.8V devices, making it a versatile bridge between mixed-voltage systems. Each board provides...
4-Channel Level Converter (12V to 3.3V)
This DFRobot 4-channel optocoupler-isolated level converter translates 12V signals down to 3.3V, making it easy to interface industrial sensors and PLC outputs with Arduino, Raspberry Pi, and other 3.3V microcontrollers. Each channel features photoelectric isolation for reliable signal separation...
SparkFun Level Translator Breakout - PCA9306
The SparkFun PCA9306 Level Translator Breakout provides dual bidirectional voltage-level translation for I2C and SMBus lines. It lets you safely connect devices operating at different logic levels — for example, a 3.3V sensor to a 5V microcontroller — without a direction pin. Simply apply your re...
TXB0104 Bi-Directional Level Shifter [TXB0104]
Because the Arduino (and Basic Stamp) are 5V devices, and most modern sensors, displays, flash cards and modes are 3.3V-only, many makers find that they need to perform level shifting/conversion to protect the 3.3V device from 5V.Although one can use resistors to make a divider, for high speed tr...
IIC I2C Logic Level Converter Bi-Directional Module 5V to 3.3V For Arduino
Logic Level Converter Bi-Directional IIC 4 Way Level Conversion Module Description:If you’ve ever tried to connect a 3.3V device to a 5V system, you know what a challenge it can be. The SparkFun bi-directional logic level converter is a small device that safely steps down 5V signals to 3....
4-Channel Level Converter (12V to 5V)
This DFRobot 4-channel optocoupler-isolated level converter translates 12V signals down to 5V, making it easy to interface industrial sensors and PLC outputs with Arduino and other 5V microcontrollers. Each channel features photoelectric isolation for reliable signal separation between high and l...
74AHCT125 - Quad Level-Shifter (3V to 5V) [74AHCT125]
A quad level-shifting buffer IC that excels at converting 3V logic signals up to 5V. Power the 74AHCT125 with 5V and it will cleanly detect 3.3V logic inputs — particularly useful when connecting devices like Teensy 3.x to NeoPixels or other 5V peripherals. To use, apply 5V to VCC, connect GND, ...
Adafruit QT 3V to 5V Level Booster Breakout - STEMMA QT / Qwiic
The Adafruit QT 3V to 5V Level Booster Breakout lets you connect 3.3 V STEMMA QT / Qwiic devices to sensors and peripherals that require 5 V power or logic. Most modern microcontrollers (ESP32, RP2040, SAMD, micro:bit) run at 3.3 V, but some sensors and modules still need 5 V — this board bridges...
Adafruit PCA9546 4-Channel STEMMA QT / Qwiic I2C Multiplexer
Need to use multiple I2C devices that share the same address? The PCA9546 4-Channel STEMMA QT / Qwiic I2C Multiplexer lets you connect up to four same-address I2C devices with completely solderless wiring. Five JST SH connectors (1 input + 4 outputs) make it plug-and-play with any STEMMA QT or Qw...
CJMCU-226 INA226 Voltage Current Power Monitor Alarm Module 36V Bi-Directional I2C
The CJMCU-226 INA226 is a powerful voltage, current, and power monitoring module designed for high precision in both high-side and low-side sensing applications. With its bi-directional current sensing capability and wide operating range, this module is perfect for a variety of applications, incl...
Adafruit PCA9546 4-Channel I2C Multiplexer
Need to use multiple I2C devices that share the same address? The PCA9546 4-Channel I2C Multiplexer lets you connect up to four same-address I2C devices to a single microcontroller by acting as a gatekeeper — write a single byte to select the active channel and all subsequent I2C traffic is route...
74LVC245 - Breadboard Friendly 8-bit Logic Level Shifter
An 8-bit logic level shifter in a breadboard-friendly DIP package. The 74LVC245 converts between 3.3V and 5V logic levels, making it easy to interface modern 3.3V sensors and peripherals with 5V microcontrollers like Arduino. Even when powered at 1.8V, the chip safely accepts up to 5V signals on...
SparkFun Logic Level Converter - Single Supply
The SparkFun Single Supply Logic Level Converter is logic level and power supply translator in one small package. This little board breaks out the Texas Instruments TXB0104 4-bit bi-directional voltage-level translator with automatic direction sensing. With this logic level converter you wil...
SparkFun Level Shifter - 8 Channel (TXS01018E)
The SparkFun 8 Channel Level Shifter Breakout features the TXS01018E™ 8-bit, bi-directional logic level translator from Texas Instruments. This board allows you to easily shift logic between devices running at different common microcontroller voltages such as 1.8V, 3.3V and 5V. The TXS0108E ca...
ACS37800 Qwiic Power Meter
· MPN: SEN-29259
Built around the Allegro ACS37800, this Qwiic power meter lets your project monitor voltage and current at the same time over I2C. It is designed for higher-demand loads such as 3D printers, UAVs and solar panels, with voltage monitoring up to 60VDC and current sensing up to 30A.The ACS37800 uses...
SparkFun Qwiic 5V Boost - AP3012K - SparkFun Electronics
· MPN: PRT-28203
The SparkFun Qwiic 5V Boost simplifies interfacing 5V I2C devices with the 3.3V Qwiic ecosystem. It takes the 3.3V I2C signals and power from its Qwiic connectors and boosts them to 5V, available on the PTH pins. This is perfect for powering peripherals like RGB LEDs or DC fans commonl...
4 Channel I2C Motor Shield-V1.1
This motor shield uses dual TB6612 MOSFET drivers and a PCA9685PW I2C PWM controller to drive up to 4 DC motors or 2 stepper motors from an Arduino or compatible board. All motor control and speed management is handled via the I2C bus, freeing up digital pins for other uses. The stackable design...
Gravity GP8600 1-Channel I2C/PWM 16-bit DAC Module
· MPN: DFR1229
This GP8600 module is a high-precision digital-to-analogue converter for connecting logic-level microcontrollers to industrial-style analogue control inputs. It accepts I2C or PWM signals and converts them for applications such as 0-5V, 0-10V and 4-20mA control.It is designed for automation and c...
Logic Level Converter 8 Channels Bi-Directional
Raspberry Pi 8 channel Level Switching (3.5V to 5V) IO Module Logic Level Converter is able to convert signals from 5V down to 3.3V (and vice versa) meaning you can safely use 5V or 3.3V devices with the Raspberry Pi (compatible). Because raspberries GPIO is 3.3 V, so regular 5 V sensor is not...