74LS688 DIP-20 8-Bit Equality Comparator IC (74688, TTL, 5V)

Description -

The 74LS688 DIP is a TTL logic integrated circuit that functions as an 8-bit equality comparator in a 20-pin Dual Inline Package (DIP). It belongs to the 74LS Low Power Schottky logic family and is designed to compare two 8-bit binary words and determine whether they are identical.

The device compares two sets of 8-bit inputs simultaneously and provides an active LOW equality output when all corresponding input bits match. The 74LS688 is widely used in address decoding, memory selection, digital control systems, and microprocessor-based applications requiring fast and accurate data comparison.

Key Features -

• 8-bit equality comparator

• Compares two 8-bit binary inputs

• Active LOW equality output

• High-speed comparison operation

• Low Power Schottky technology

• TTL compatible logic levels

• Suitable for address decoding and data comparison

• Standard DIP-20 package

Specifications -

• Product type - TTL Logic IC

• IC Model - 74LS688

• Equivalent IC - 74688

• Logic Function - 8-Bit Equality Comparator

• Package type - DIP-20

• Logic family - 74LS TTL

• Operating voltage - 4.75V to 5.25V DC

• Comparison width - 8 Bits

• Output type - Active LOW Equality Output

• Operating temperature - 0C to 70C

Applications -

• Address decoding

• Memory selection

• Data comparison

• Microprocessor systems

• Embedded systems

• Digital control circuits

• Industrial automation

• Digital instrumentation