74HC42 DIP IC BCD to Decimal Decoder (74HC42 IC)

The 74HC42 is a BCD to decimal decoder integrated circuit designed to convert 4 bit binary coded decimal input signals into one of ten decimal outputs. It is commonly used in digital electronic systems for selecting one output line corresponding to the input BCD value.

This IC belongs to the high speed CMOS logic family and provides reliable decoding performance with low power consumption. It is widely used in digital display systems control circuits and data selection applications. The DIP package allows easy integration in breadboard prototypes and PCB based circuit designs.

Key Features

• BCD to decimal decoding function
• Converts 4 bit BCD input to 10 output lines
• One of ten outputs active based on input value
• High speed CMOS logic family
• Low power consumption with reliable switching
• Suitable for digital selection and decoding circuits
• DIP package suitable for prototyping and PCB mounting

Specifications

• IC Model = 74HC42
• Logic Type = BCD to decimal decoder
• Input Bits = 4
• Output Lines = 10
• Logic Family = HC CMOS
• Package Type = DIP
• Pin Count = 16
• Operating Voltage = 2V to 6V

Interfaces

• A = BCD input bit 0
• B = BCD input bit 1
• C = BCD input bit 2
• D = BCD input bit 3
• Y0 = Decimal output 0
• Y1 = Decimal output 1
• Y2 = Decimal output 2
• Y3 = Decimal output 3
• Y4 = Decimal output 4
• Y5 = Decimal output 5
• Y6 = Decimal output 6
• Y7 = Decimal output 7
• Y8 = Decimal output 8
• Y9 = Decimal output 9
• VCC = Power supply
• GND = Ground