Products

  • Consumer Electronics

    Consumer Electronics

    • Security & Alarms

      Security & Alarms

      • CCTV Equipment

        CCTV Equipment

        • CCTV Cameras
        • CCTV Accessories
        • CCTV Hard Drives
        • IP Servers
        • Wireless Receivers
        • Matched Video Systems
        • UTP Video Balun
        • Processor Equipment
        • DVR - NVR Digital/Network Video Recorders
        • Monitors
      • Alarms

        Alarms

        • Alarm Systems
        • IR Beam Detectors
        • IR Illuminators
        • PIR
        • Alert Systems
        • Sirens
        • Strobe Lights
        • Sound Bombs
        • GSM Controllers
        • GPS Tracker
        • Electric Fence
        • Timer Modules
        • Miscellaneous
      • IDS Alarms
      • TAKEX Products
      • Access Control

        Access Control

        • Remote Controllers
        • Gate Motors
        • Fingerprint Access Control
        • Intercom Systems
        • Video Doorphones
        • Electro Magnetic Locks
        • Door Bells
        • Keypads
      • Uniview IP Surveillance
      • Sunell IP Surveillance
      • bpt Intercom Systems

        bpt Intercom Systems

        • Systems

          Systems

          • b-RED
          • b-VIEW
          • VILLA System
          • MINI Systems
          • MAXI System
          • APARTMENT System
          • LITHOS Kits
          • THANGRAM System
          • GSM Systems
          • Various Other Systems
        • Components

          Components

          • Gate Stations
          • Power Supplies
          • Video Systems
          • Audio Handsets
          • Buttons
          • Components
          • Token Reader
          • Goosenecks
          • Mounting Plates
          • Various
      • INTEGRA Products
      • Paradox Alarms
      • Hikvision Surveillance
      • Ezviz Surveillance
      • BFR Digital Products
      • DSC Alarms
      • Panasonic Surveillance
      • Seagate Hard Drives
      • Western Digital Hard Drives
    • Network Communication

      Network Communication

      • Planet Networking
      • Edimax Products
      • Ubiquity Wireless Networking
      • EnGenius
    • Audio and Video Communication

      Audio and Video Communication

      • ITC Products
      • Antennas
      • Cable Assemblies

        Cable Assemblies

        • RCA
        • 3.5mm
        • 6.3mm
        • DIN
        • SCART
        • Speakon
        • S-Video
        • XLR
        • TV Flyleads
        • Molex Harness
      • Cell Phones
      • Radio Accessories
      • Speakers
      • Telephone Accessories
      • TV Accessories
    • Batteries and Battery Accessories

      Batteries and Battery Accessories

      • Button Cell
      • Coin Cell
      • Zinc Chloride
      • Alkaline
      • Lithium
      • Ni-CD Rechargeable
      • Ni-MH Rechargeable
      • Miscellaneous
      • Lead Acid Rechargeable
      • Calcium Rechargeable
      • Battery Accessories
    • Computer Peripherals

      Computer Peripherals

      • Computer Connectors
      • Computer Cables Assemblies

        Computer Cables Assemblies

        • D-Sub
        • D-Sub High Density
        • HDMI
        • DVI
        • Fire Wire (IEEE 1394)
        • DIN
        • Modular RJ45
        • Sata
        • IDC
        • USB
        • VGA
        • Various
        • Accessories
      • Computer Adaptors

        Computer Adaptors

        • Others
        • Keyboard Adaptors
        • Port Adaptors
        • Null Modem Adptors
        • Gender Changer
        • RJ45 Adaptor
        • USB Adaptors
        • Adaptor Accessories
        • HDMI Adaptors
        • Computer Adapters (Function Group)

          Computer Adapters (Function Group)

          • DIN 5pin
          • mini DIN 6 pin
          • DE9 pin
          • DA15 pin
          • DB25 pin
          • HDA15 pin
          • USB A
          • USB B
          • RJ45
      • Hard Drives
      • Mouse
      • Keyboard
      • Computer Accessories
      • Speakers
      • USB Accessories
    • Brother Labelling Solutions

      Brother Labelling Solutions

      • Brother Labelling Machines
      • Brother Labelling Machines Consumables
      • Brother Labelling Machines Accessories
    • Electrical

      Electrical

      • Clearline Electronic Protection
      • VETi Switches and Sockets

        VETi Switches and Sockets

        • VETi Modules
        • VETi Cover Frames
        • VETi Complete Units
        • VETi Accessories
    • Electro-Chemicals

      Electro-Chemicals

      • Adhesives
      • Cleaners and Solvents
      • Lubricantion & Protection
      • Electric-Thermal Conduction
      • Lacquers
      • Anti Corrosion
      • Speciality Products
      • Chemicals
    • Kits

      Kits

      • Smart Kits
      • Velleman Kits
      • DIY Kits
      • Kemo Kits
      • Maxtronix Kits
      • Various Kits
      • CEM / CEK
      • Kits (By Function)

        Kits (By Function)

        • Alarms / Detectors / Security
        • Audio / Amplifiers etc.
        • Cars and Bikes
        • Computer / Interface / Programmers
        • Instruments / Measuring etc.
        • Inverters
        • Light Effects & Control
        • Miscellaneous
        • Motor Control / Speed
        • Power Supplies & Chargers
        • Project Lab
        • Radio
        • Robotics
        • Sound Kits & Effects
        • Telephone
        • Temperature
        • Timers / Controllers / Sensors
        • Transmitters / Receivers / Remote
        • TV / Video
    • Static Control - Shielding

      Static Control - Shielding

      • Antistatic Wrist Straps
      • Grounding Cord System
      • Antistatic Work Mats
      • Other Anti-Static Products
    • Storage Cases

      Storage Cases

      • Interlocking Storage Boxes
      • Utility Storage Boxes
      • Organizers
      • Modular Drawers
      • Storage Bins
      • Other Cases
    • Tool Boxes
    • Power Supplies

      Power Supplies

      • Voltronic Power Inverters
      • Inverter VP MKS Series
      • Power Supplies
      • PCB Power Supply Units
      • Power Adaptors
      • Battery Chargers
      • Battery Testers
      • Power Inverters
      • DC ~ DC Converters
      • UPS
      • Voltage Stabilizers
      • Generators
      • Solar Power

        Solar Power

        • Solar Cells
        • Solar Panels
        • Solar Regulators
  • Cables and Accessories

    Cables and Accessories

    • Audio Connector Cables
    • Coaxial Cables
    • Loud Speaker Cables
    • Microphone Cables
    • Data Cables
    • Screened Cable
    • Ripcord
    • UTP / FTP
    • Comm's
    • Cabtyre
    • Panel Wire
    • Hookup Cable
    • Flat Ribbon Cable
    • Telephone
    • Wire Wrap Wire
    • Enamelled Copper Wire
    • Various Cables
    • Cable Accessories

      Cable Accessories

      • Fibre Glass Sleeving
      • Heat Shrink Sleeves
      • Cable Glands
      • Cable Markers
  • Electro-Mechanical Components

    Electro-Mechanical Components

    • Connectors

      Connectors

      • Audio Connectors

        Audio Connectors

        • Din Connectors
        • Audio Plugs & Sockets
        • XLR
        • Microphone
        • RCA
        • Speaker Connectors
        • DC Power
        • Binding Posts
        • Adaptors
        • Others
      • Circular Connectors

        Circular Connectors

        • NR Series
        • CA / CM Series
        • MIL Spec
        • E-Series
        • EN3 Series
        • Din Connectors
        • Appliances
        • SpliT Profibus
        • Industrial
      • Interface Connectors

        Interface Connectors

        • Centronic
        • D-Sub
        • Crimp Contacts
        • DIN 41617 & 41612
        • Molex Housing
        • RJ Connectors
        • USB Connectors
        • Industrial
      • PCB Connectors

        PCB Connectors

        • DIN41612
        • Pin Headers
        • PCB Sockets
        • Box Headers
        • Latched Headers
        • IDC
        • IC Sockets
        • ZIF Sockets
        • PLCCs
        • Pin Grid Arrays
        • SIMMs
        • Crimp Wafers / Housings
        • Terminal Blocks
        • Sockets for TOs
      • Power Connectors

        Power Connectors

        • Cable Connectors
        • Accessories
        • Power Inlets & Outlets
        • Miscellaneous
      • R F Coaxial Connectors

        R F Coaxial Connectors

        • BNC
        • TNC
        • Mini UHF
        • UHF
        • N-series
        • F-type
        • TWINAX
        • SMA - SMB Series
        • MCX - MMCX Series
      • Rectangular Connectors

        Rectangular Connectors

        • Self Assembly Cable Sockets
        • Accessories
        • Cable Sockets with Electronic Inserts
        • Electronic Inserts
        • Industrial Appliance
      • Binder
    • Enclosures

      Enclosures

      • Multipurpose
      • Plastic
      • Metal
      • Diecast Alluminium
      • Rolec
      • Industrial
      • Other Types

        Other Types

        • Top Cover Style
        • Pocket Type
        • Heavy Duty
        • Utility
        • Hand Held
        • Front Panel Type
        • Instrument Case
        • Pult Style
        • Sloping Console Type
        • RF Type
        • Simplex Type
        • Miscellaneous
      • Accessories
    • Fans - Motors and Accessories

      Fans - Motors and Accessories

      • Fans
      • Fan Motors
      • Accessories
    • Fasteners Hardware

      Fasteners Hardware

      • Cable Lugs

        Cable Lugs

        • Ring Terminals
        • Pin Terminals
        • Butt Connectors
        • Bullet
        • Flat Blade Terminals
        • Fork Terminals
        • Disconnects
        • Faston Spade
        • Spade
        • Boot Lace Ferrules
        • Pre Packed Lugs
      • Electronic Hardware

        Electronic Hardware

        • PC Boards
        • Spacers and Supports
        • Grommets
        • Rubber Feet
        • Screws and Nuts
        • Cable Ties and Clamps
        • Heatsink Insulators and Bushes
        • Miscellaneous
    • Heatsinks

      Heatsinks

      • Finger Shaped
      • U-Shaped
      • Extruded
      • Special Type
    • Lamps - Indicators

      Lamps - Indicators

      • Lamps
      • Lamp Accessories
      • Indicator Lights
      • LED Flood Lights
      • Other Lights
    • Panel Meters and Accessories

      Panel Meters and Accessories

      • Analog Panel Meters

        Analog Panel Meters

        • Single Range
        • Double Range
        • Student Desk
        • Shunts
      • Digital Panel Meters
      • Accessories

        Accessories

        • Switch Knobs
        • Other Accessories
    • Relays

      Relays

      • Reed
      • Telecom
      • Power
      • Stepper
      • Automotive
      • Time-Delay
      • Stepper
      • Solid State
      • Relay Sockets
    • Switches

      Switches

      • Reed
      • Tactile
      • Push Button
      • Toggle
      • Slide
      • SIL - DIL
      • Rocker
      • Rotary
      • Code BCD - HEX
      • Other Types

        Other Types

        • Joysticks
        • Key Switches
        • Micro
        • Foot - Control
        • Keypads
        • Selector Switches
      • Switch Accessories
    • Industrial Automation
  • Passive Components

    Passive Components

    • Buzzers

      Buzzers

      • Magnetic
      • Piezo
      • Mechanical
      • Magnetic Transducers
      • Piezo Transducers
      • Panel Buzzers
    • Capacitors

      Capacitors

      • Multilayer Ceramic Chip Capacitors

        Multilayer Ceramic Chip Capacitors

        • 0402
        • 0603
        • 0805
        • 1206
        • 1210
        • 1812
      • Multilayer Ceramic Capacitors

        Multilayer Ceramic Capacitors

        • COG / NPO
        • X7R
        • Y5V
        • Z5U
        • CK05 / 06 Ceramic Moulded
      • Film Capacitors

        Film Capacitors

        • Polyester
        • Polycarbonate
        • Polypropylene
        • Polystyrene
        • Lacquer
      • Tantalum Capacitors

        Tantalum Capacitors

        • Chip (SMD)
        • Resin Dipped
        • Moulded
        • Hermetically Sealed
      • Trimmer Chip Capacitors
      • Electrolytic Capacitors

        Electrolytic Capacitors

        • General Purpose [Radial]
        • Non-Polar [Radial]
        • Low Impedence [Radial]
        • General Purpose [Axial]
        • Snap-In Terminal
        • SMD
      • Supercapacitors
    • Crystals

      Crystals

      • Std Quartz
      • Low Profile
      • SMD Quartz
      • Quartz Crystal Clock Oscillator
    • Filters

      Filters

      • IEC Filter
      • EMC Filter
      • EMI
      • "EMIFIL"
      • Ceramic
      • RFI Suppresion
      • Combi Type
      • Line
      • Mains
    • Fuses - Circuit Protection

      Fuses - Circuit Protection

      • Glass Fuses
      • Ceramic Fuses
      • Thermal Components
      • SMD Fuses
      • Micro Fuses
      • Pico Fuses
      • Automotive Fuses
      • Fluke Fuses
      • Fuse Holders
      • Gas Arrestors
      • Poly Switches
      • Circuit Breakers
    • Inductors

      Inductors

      • Chip Inductors
      • Choke Inductors
      • Ring Core Inductors
    • Resistors

      Resistors

      • Film Resistors

        Film Resistors

        • Chip [SMD]

          Chip [SMD]

          • 0402
          • 0603
          • 0805
          • 1206
          • 2512
        • Carbon Film

          Carbon Film

          • 1/8 Watt
          • 1/4 Watt
          • 1/2 Watt
          • 1 Watt
          • 2 Watt
        • Metal Film

          Metal Film

          • 1/8 Watt
          • 1/4 Watt
          • 1/2 Watt
          • 1 Watt
          • 2 Watt
          • 5 Watt
      • Resistor Networks

        Resistor Networks

        • SIL
        • DIL
      • Rheostats

        Rheostats

        • 25 Watt
        • 50 Watt
        • 100 Watt
      • Rotary Control Potentiometers

        Rotary Control Potentiometers

        • Single Turn

          Single Turn

          • Model MCA14
          • Linear Pot
          • Model : 249
          • Model : RV6NAYSD
          • Model : 357
          • Wire Wound
        • Multi Turn

          Multi Turn

          • Model : 534
      • Thermistors
      • Trimmer Potentiometers

        Trimmer Potentiometers

        • SMD

          SMD

          • Model : 4G
        • Single Turn

          Single Turn

          • Model : 75
          • Model : CT6
          • Model : 63
          • Model : CE9
          • Model : CA9
          • Model : CA14
        • Multi Turn

          Multi Turn

          • Model : 3006P
          • Model : 3296
          • Model : 43
          • Model : 74
          • Model : POT3107
          • Model : 64
          • Model : POT3106
      • Wire Wound Resistors

        Wire Wound Resistors

        • KNP

          KNP

          • 3 Watt
          • 5 Watt
        • Cement

          Cement

          • CRL
          • CRM
          • CRYA
          • CRYB
        • Aluminium Housed

          Aluminium Housed

          • 5 Watt
          • 10 Watt
          • 25 Watt
          • 50 Watt
          • 100 Watt
      • ZOV (MOV)
    • Resonators

      Resonators

      • Ceramic
      • SMD Ceramic
    • Sensors - Transducers
    • Transformers

      Transformers

      • Standard
      • PCB
      • Torroidal
      • Pulse
      • Audio Line
      • Line Output
  • Internet of Things (IOT) Related Products

    Internet of Things (IOT) Related Products

    • Arduino
    • RFduino
    • DFRobot
    • DAGU
    • Sparkfun
    • Itead Studio
    • Picaxe
    • Raspberry Pi
    • Adafruit
    • Embest - element14
    • pcDuino
    • More Platforms
    • 3D Printing

      3D Printing

      • MakerBot
    • Project Boards
    • Training Systems
    • OpenBeam
  • Semiconductors

    Semiconductors

    • Discrete Semiconductors

      Discrete Semiconductors

      • Diodes

        Diodes

        • Small Signal
        • Schottky
        • Rectifier
        • Zener Diodes
        • TVS
        • DIACs
        • Bridge Rectifiers
      • Transistors
      • Thyristors

        Thyristors

        • SCRs
        • Triacs
    • IC - Voltage Regulators
    • Integrated Circuits
    • Opto-Electronic Components

      Opto-Electronic Components

      • Opto Couplers
      • LED Displays

        LED Displays

        • Numeric
        • Alphanumeric
        • Dot Matrix
      • LCD Modules

        LCD Modules

        • 16 Character
        • 20 Character
        • 24 Character
      • LCD Panels
      • SMD LED Lamps
      • LED Flexible Strip 12VDC

        LED Flexible Strip 12VDC

        • Non-Waterproof

          Non-Waterproof

          • SMD 2835 LED
          • SMD 3528 LED

            SMD 3528 LED

            • 60 LED / m
            • 96 LED / m
            • 120 LED / m
          • SMD 5050 LED

            SMD 5050 LED

            • 60 LED / m
        • Waterproof

          Waterproof

          • SMD 2835 LED
          • SMD 3528 LED

            SMD 3528 LED

            • 60 LED / m
            • 120 LED / m
          • SMD 5050 LED

            SMD 5050 LED

            • 60 LED / m
      • LED Flexible Strip 240V Mains

        LED Flexible Strip 240V Mains

        • SMD 5050 30 LED / m
        • SMD 5050 60 LED / m
      • LED Modules
      • LED Strip Accessories
      • Light Bars
      • Bar Graph Arrays
      • LED Lamps

        LED Lamps

        • Round

          Round

          • Standard
          • Super Bright
          • Bi-Colour
          • Multi-Full Colour
          • Blinking
          • Low Current
        • Cylindrical
        • Concave
        • Flat Top
        • Rectangular
        • Square
        • Solid State Dome
        • Size 1.9mm
        • Size 3mm
        • Size 5mm
        • Size 8mm
        • Size 10mm
      • Clusters and Housed LED's
      • LED Accessories
      • Z-Power LED
      • IR Emitting Diodes
      • Sensors
      • Slotted Optical Switches
      • Fiber Optic Receivers
  • Test and Measurement

    Test and Measurement

    • Test and Measurement Instruments

      Test and Measurement Instruments

      • UNI-T Instruments
      • Major Tech Instruments
      • Toptronics Instruments
      • Fluke Instruments
      • Frequency Counters
      • Multimeters

        Multimeters

        • Digital Multimeters
        • Accessories
        • Analog Multimeters
      • Oscilloscopes
      • Special Function Testers

        Special Function Testers

        • Digital Clamp Meters
        • Clamp Adaptors
        • Temperature Meters
        • Programmable Timer
        • Cable Tester
        • Counterfiet Money Detector
        • 7617 Eprom Equipment
        • Miscellaneous Testers
      • Waveform Generators
    • Test and Measurement Leads & Acc.

      Test and Measurement Leads & Acc.

      • Test Leads
      • Test Lead Sets
      • Test Lead Kits
      • Clamp type Test Probes
      • Test Probes
      • I.C.Test Clips
      • Cable Tester
      • Test Lead Cable Stand
      • Plugs
      • Sockets
      • Crocodile Clips
  • Tools and Production Equipment

    Tools and Production Equipment

    • Proskit Tools
    • Stanley Tools
    • Hanlong Tools
    • Fibre Optics
    • Power Tools
    • Bench Tools

      Bench Tools

      • Magnification and Lamps
      • Helping Hands
    • Hand Tools

      Hand Tools

      • Screw Drivers and Alignment Tools
      • Pliers
      • Cutters and Strippers
      • Crimping Tools
      • Installation Tools
      • Production Tools
      • Impact Tools
      • Tweezers
      • Miscellaneous
    • Soldering Tools and Accessories

      Soldering Tools and Accessories

      • Soldering Stations
      • Desoldering Stations
      • Hot Air Stations
      • Soldering Irons
      • Gas Powered Soldering Irons
      • Desoldering Pumps
      • Desoldering Guns
      • Soldering Tips
      • Desolder Nozzles
      • Heating Elements
      • Solder Aid Tool Kits
      • Soldering Accessories
      • Soldering Consumables
    • Tool Cases
    • Tool Kits
Company Logo
A World of Electronics
Since 1977
Shopping Cart
Guest User
Sign In • New Account
Home Products
  • Specials
  • About Us
  • Contact Us
MN1500B2 (Exact Match)
MN1500* (Suffix with * to Match Partially)
MN1500B2~ (Suffix with ~ to Match Similar)
2.2uf 3.3uf 50v smd tantalum capacitor (Match Any)
digital AND multimeter (Match Both)
"SD Card" (Enclose with " for Exact Phrase Match)
7"" Monitor (Use " twice to search for 7" Monitor)
rocker switches NOT red (Insert NOT for Exclusions)
NOT (analog OR digital) fluke (Not Analog, Not Digital, but Fluke products)
If searching for *, ~, AND or OR, please enclose them in double-quotes. Make sure to close any open double-quotes. Try u for µ and R for Ω.
Click on for More Details
012 657 3500
  1. Catalog
    2. >
  2. Semiconductors
    3. >
  3. Integrated Circuits
Data Selector/Multiplex QUAD16PD [CD40257BE]
Data Selector/Multiplex QUAD16PD [CD40257BE]

IC

IC

CD40257BE
Data Selector/Multiplex QUAD16PD
2.85 ZAR
inc
for 1 Each
516 in Stock
Add
Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE

Downloads

Datasheet - CD40257BE
PDF File
495.47 KB
About Us

Communica is a wholesale and retail distributor of semiconductors, electromechanical and passive electronic components for automotive, electronics, electrical, automation, mining and process control industries and technical and tertiary educational institutions. We also offer a large range of security and CCTV equipment, power supplies, test instruments and accessories, tools and production equipment, prototyping platforms, and hobby and educational products.

PayU Logo
MasterCard Logo VISA Logo Diners Club Logo American Express Logo
Legal
  • Terms & Conditions
  • Sales & Returns Policy
  • Privacy Policy
Social Links
  • Google+ (Head Office)
  • Google+ (Pretoria City)
  • Google+ (Cape Town)

Copyright © 2025, Communica (Pty) Ltd.