7409 DIP IC (74LS09) – Quad 2-Input AND Gate with Open-Collector Outputs

The 74LS09 IC is a Quad 2-Input AND Gate featuring open-collector outputs, allowing users to interface with higher voltage levels or external pull-up resistors. It is ideal for logic control, switching circuits, and data signal processing.

🔹 Key Features:
✔ Four independent AND gates with open-collector outputs
✔ Low power dissipation and TTL-compatible
✔ Can drive LEDs and relays with external pull-up resistors
✔ High-speed operation with low propagation delay

🔹 Applications:
✅ Logic circuits for industrial automation
✅ Level-shifting in microcontroller interfacing
✅ Signal conditioning and amplification

🔹 Package:
✔ DIP-14