The SN74LS109AD from Texas Instruments is a high-performance, dual J-K positive-edge-triggered flip-flop integrated circuit. This device is part of the 74LS logic family, which is well-known for its low power consumption and high speed. The SN74LS109AD is designed to be used in a wide range of applications, including control circuits, register design, and memory storage elements.

Key Features:

• Logic Type: J-K Flip-Flop
• Flip-Flop Type: Positive-Edge Triggered
• Output Type: Differential
• Supply Voltage: 5V
• Operating Temperature: 0°C to +70°C
• Package / Case: SOIC-16
• Propagation Delay Time: Typically 15 ns at 5V, 25°C
• Frequency: Typically 30 MHz
• Mounting Type: Surface Mount

Product Description:

The SN74LS109AD features two J-K flip-flops with individual J, K, clock (CLK), and reset (CLR) inputs, and complementary outputs (Q and Q̅). The flip-flops are triggered by a high-to-low transition on the CLK input while the CLR input is low. The J and K inputs control the state changes of the flip-flops as per the J-K logic, allowing for toggle, set, reset, and hold operations.

These flip-flops are designed with Texas Instruments' advanced low-power Schottky technology, which ensures reduced power consumption without sacrificing speed. The SN74LS109AD is characterized for operation from 0°C to +70°C, which makes it suitable for commercial-grade applications.

With its small footprint and surface-mount SOIC-16 package, the SN74LS109AD is ideal for use in space-constrained environments while offering robust performance for digital logic systems. Its fast propagation delay and high-frequency operation make it an excellent choice for high-speed data processing and computing applications.

Whether you're designing a new system or upgrading an existing one, the SN74LS109AD provides reliable, high-speed flip-flop functionality that can meet the demands of a variety of digital applications.