Your shopping cart is empty!
Raspberry Pi 5 and kitsRaspberry Pi 4 and kitsRaspberry Pi 3B+ and kitsRaspberry Pi 3B and kitsRaspberry Pi Zero and accessoriesRaspberry Pi PicoRaspberry Pi CMScreens for Raspberry PiRaspberry Pi Camera modulesCases for Raspberry PiHAT extension for Raspberry PiRaspberry Pi 3/2/+ accessoriesPower Supply for Raspberry PiRaspberry Pi memory cards with NOOBS
STM32 MicrocontrollersATmega microcontrollersTeensy - ARMAdafruit FeatherESP8266 / ESP32 WiFi ModulesM5Stack controller and accessories
Security camerasSonoff WiFi Smart SwitchShelly home automation WiFiTuya Smart LifeBlitzWolfGate Automation SystemsBleBox WiFi Smart SwitchHousehold FansSwitchBotLED strip controllersLED floodlightsHumidifiersSmart LED lightningSmart devices for petsHealth and personal care products
Sensors - modulesWireless Communication ModulesRelay modulesLCD/OLED/TFT DisplaysMotor controllersProgrammers and convertersConnectorsSwitchesVoltage RegulatorsBasic Starter KitPrototypingAudio Amplifiers / Speakers / OtherLED DiodesPassive electronic componentsCoolingElectromagnets and solenoidsWearable electronics and materials
Hybrid Servo MotorsServo motors and accessoriesDC motorsStepper motorsPlanetary GearsSingle-phase and Three-phase Electric MotorsVibration MotorsBrushless Motors and ControllersElectric Linear Actuators and CylinderWorm Gears and AccessoriesWater pumpsStepper Motor MountsMotor Controller CablesWheels and mounting parts for motors
Rechargeable batteryAlkaline BatteriesPower Supply AccessoriesBattery Chargers Ni-Mh / Ni-Cd / Li-Ion / Li-Pol / Li-FeLi-Ion battery charging and balancing boardsAC/DC Mains powers supply adapterAdjustable Lab Power SuppliesPower Supplies AC/DCUninteruptable power supply UPSInverters DC/ACLaptop adapterBatteries for power toolsEV Car accessoriesCharger for Electric Bikes
Soldering toolsBattery Welding Machines and accessoriesMeasuring equipmentChemicalsTweezersElectric toolsScrewdrivers and wrenchesHot Glue GunPlier and cutting nipperInsulation removal and crimping toolKnives and scissorsElectric engraver toolsMagnifying glassesInsulating materialsFlashlightPlastic enclosureStorage boxes and OrganizersUltrasonic cleanersLabel printersAIRCELL Air Cushion
CNC machines and accessoriesCNC machine frame kitsAluminum Extrusion ProfilesLinear ActuatorBrackets and Other Accessories for Aluminium ProfilesLinear guides and garriagesRollers on supportsTrapezoidal Screws and NutsLinear Steel RodsLinear bearingsBearingsTiming BeltsTiming PulleyLinear Rod SupportSpindle motors, converters and mount bracketsScrews and NutsCable ChainsDrills and Cutters
AEON Laser Engraving Cutting MachineChinaCNCZone Laser Engraving Cutting MachineFiber Metal Marking LaserCO2 Laser marking engraving machineFLUX Laser Engraving Cutting MachineXTOOL LASER AND BLADE CUTTING MACHINEDiode laser engraving laserLaser machine spare parts and accessoriesEngraving MaterialsLightBurn Software
3D Printers3D scanner3D Pens3D Printing filamentsSLA 3D Printing resin3D Printer maintenance and cleaning3D Printer parts
Educational kits for beginnersEducational kits for advancedSNAP CIRCUITS kitsAbilix Krypton roboticsRobobloq roboticsLEGO Education
USB cablesVideo cables and connectorsUSB HUBComputer network cablesNetwork equipmentAudio cables and connectorsConnection Cables, ExtendersData storages and their accesoriesKeyboard and MouseLaptop batteries
Phone holdersPower BankHeadphonesMobile phone chargersPhone casesSelfie stickSmart WatchesPhone batteriesPortable speakers
Lead expander - 4 channel - with I2C multiplexer - PCA9546 - STEMMA QT/Qwiic - Adafruit 5664
Brand: Adafruit
Product Code: AN-22545
Availability: 4-6 business days
Planned delivery date after ordering: 2024-05-24
Product Code: AN-22545
Availability: 4-6 business days
Planned delivery date after ordering: 2024-05-24
Ex Tax: 6.78€
Module with a multiplexer manufactured by Adafruit and equipped with the PCA9546 chip, which is a replacement for the popular TCA9548A chip. The module allows you to connect up to 4 separate I2C digital buses to one microcontroller interface. The I2C bus address occupied by the multiplexer is 0x70, it can also be configured in the range from 0x70 to 0x77 using jumpers located at the back of the module. The pinouts are STEMMA QT/Qwiic connectors, evenly spaced on both sides of the board.
Specification:
- Type: lead expander with multiplexer
- Built-in chip: PCA9546
- Number of channels: 4
- Communication interface: I2C bus
- Bus address: 0x70, adjustable from 0x70 to 0x77
- Supply voltage: 3 V to 5 V or 3 V / 500 mA
- Pins: STEMMA QT/Qwiic connectors
- Board dimensions: 25.3 x 20.3 x 4.8 mm
- Weight: 2.5 g
Set includes:
- Lead expander - 4-channel - with I2C multiplexer - PCA9546 - STEMMA QT / Qwiic
- Goldpin strip 1x6 - raster 2.54 mm
Claim orders from Stores
You can claim your purchased items within 1 - 4 work days after making an order (if product is in local warehouse).
Please wait for an email notification regarding Your order status update.
Vilnius Store address: Vytenio g. 20, LT-03229 Vilnius, Lietuva
Kaunas Store address: Pramonės pr. 4D, LT-51329, Kaunas, Lietuva
Local delivery in Lithuania
Purchased items are delivered locally through Venipak service. Depending on availability of items, orders are processed within 1-3 work days. Orders made until 1AM are shipped the same day.
Local delivery (1-4 w.d.) price for items of any size is through through courier service is 4.90€ (incl. VAT), if the amount of the shopping cart exceeds 70€ - delivery is free.
Local delivery price to Venipak parcel terminals (1-3w.d.) is 2.90€ incl. VAT, if the amount of the shopping cart exceeds 50€ - delivery is free.
Local delivery price to Omniva parcel terminals (1-3w.d.) is 3.90€ incl. VAT,if the amount of the shopping cart exceeds 70€ - delivery is free.
Payment on delivery (COD) +2.00€ (incl. VAT).
You can pay for the goods at the time of delivery to the courier in cash or by credit card. Payment to Omniva parcel terminals is only possible by bank card.
International delivery pricing through courier service
International shipping prices depend on geographic location:
Latvia - 5.50€ (incl. VAT)
Estonia - 6.50€ (incl. VAT)
other countries - negiotiated individually.
International delivery pricing to Omniva/Venipak parcel terminals
Latvia - 6.00€ (incl. VAT)
Estonia - 8.50€ (incl. VAT)
Payments:
We accept payments via PayPal for orders over 20€.
Paid orders of more than 100€ are shipped for free to Latvia and Estonia.
Product availability status:
Vilnius Store In Stock - the product is at the store, Vytenio str. 20 in Vilnius and can be picked up / purchased at same day;
Kaunas Store In Stock - the product is at the store, Pramonės pr. 4D in Kaunas and can be picked up / purchased the same day;
Central Warehouse In Stock - In stock, product will be shipped in a short time 1-2 work days;
1-2 work days - product will be shipped in a short time - 1-2 business days;
2-3 work days – we don’t have selected product in local warehouse. Shipping time is only 2-3 work days;
3-5 work days – we don’t have selected product in local warehouse. Shipping time is between 3-5 work days;
3-7 work days – we don’t have selected product in local warehouse. Shipping time is between 3-7 work days;
Out of Stock – selected product is sold out at the moment, but you can apply for automatic alert by email when product will be in stock.
