MC74AC109N Dual JK Flip-Flop with Set and Reset from ON Semiconductor

The MC74AC109N is a high-performance integrated circuit from ON Semiconductor, designed to deliver the functionality of dual JK flip-flops with set and reset capabilities. It is a member of the high-speed AC series, fabricated with advanced CMOS technology to achieve superior speed performance with high output drive while maintaining low static power dissipation over a broad V<sub>CC operating range.

This device contains two independent JK flip-flops with direct set and reset inputs. Each flip-flop has provisions for individual J, K, set, reset, and clock input signals. The MC74AC109N is capable of toggling its output on the rising edge of the clock signal when the clock enable signal is in the active state. The direct set and reset functions provide asynchronous control over the flip-flop, allowing for immediate changes in the output state without the need for a clock signal.

The versatility of the MC74AC109N makes it ideal for a wide array of applications, including counters, registers, control circuits, and pulse shaping. Its ability to operate at high speeds with low power consumption makes it particularly well-suited for use in battery-powered devices, portable electronics, and other power-sensitive applications.

• Supply Voltage Range: 2.0V to 6.0V
• High-Speed Operation: The MC74AC109N offers a typical clock frequency of 140MHz at V<sub>CC = 5V.
• High Output Drive: Capable of driving up to 24mA at the output.
• Low Power Dissipation: The IC maintains low static power dissipation, making it efficient for continuous operation.
• Compatibility: The device is TTL-compatible, allowing for easy integration with existing TTL logic.
• Package: The MC74AC109N is offered in a standard PDIP-16 package, making it easy to handle and integrate into a wide range of electronic circuits.

ON Semiconductor's commitment to quality ensures that the MC74AC109N meets the stringent requirements of the electronic industry. With its robust design and reliable performance, this dual JK flip-flop is an excellent choice for designers looking for a dependable and versatile logic solution.