The 74LS155 IC is a dual 2-to-4 line decoder, making it useful for logic circuit expansion and memory address decoding.
🔹 Key Features:
✔ Two independent 2-to-4 decoders
✔ TTL-compatible for high-speed switching
✔ Active-low outputs for logic control
✔ Low power dissipation
🔹 Applications:
✅ Address decoding in microcontrollers
✅ Digital control systems
✅ Memory chip selection
🔹 Package:
✔ DIP-16
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