The HD74LS73P is a dual JK flip-flop with clear manufactured by Hitachi. This device is part of the Low-power Schottky TTL (LS-TTL) family, offering a good balance of speed and power consumption. It features two independent JK flip-flops, each with individual J, K, clock, and clear inputs.

Applications

• Control circuits
• Shift registers
• Counters
• Frequency dividers
• Data storage

Features

• Dual JK flip-flops
• Asynchronous clear input
• LS-TTL technology
• Low power consumption
• Independent clock, J, and K inputs for each flip-flop

Benefits

• Provides versatile flip-flop functionality
• Simplifies the design of sequential logic circuits
• Reduces component count
• Offers good performance with moderate power consumption
• Allows for flexible circuit design

Additional Details

The HD74LS73P operates from a single 5V power supply and is typically available in a 14-pin DIP (Dual In-line Package). Each flip-flop has J and K inputs, a clock input (CLK), a clear input (CLR), and Q and Q̅ outputs. The flip-flops trigger on the negative-going edge of the clock pulse. When the clear input (CLR) is low, the Q output is reset to low, regardless of the other inputs. When the clear input is high, the flip-flop operates according to the JK truth table. If J and K are both low, the output does not change. If J is low and K is high, the output is reset to low. If J is high and K is low, the output is set to high. If J and K are both high, the output toggles on each clock pulse. The LS-TTL technology provides a good balance between speed and power consumption. It is crucial to adhere to the recommended operating conditions and timing specifications outlined in the datasheet to ensure proper and reliable operation.