Product Overview: 74F109 - Dual JK Positive Edge-triggered Flip-Flop
The 74F109 from NXP Semiconductors is a high-speed integrated circuit that features dual JK flip-flops with set and reset capabilities. This device is a part of the 74F series, known for its fast switching speeds and high performance in terms of frequency and power consumption. The flip-flops in the 74F109 are positive edge-triggered, meaning they change their output state on the rising edge of the clock pulse, providing precise control and timing for digital operations.
Key Features
- Edge-Triggered Dual JK Flip-Flops: Ensures synchronized state changes on the clock's rising edge for reliable digital processing.
- Set/Reset Functions: Each flip-flop includes independent set and reset inputs for easy state control, which are asynchronous for immediate response.
- Standard Pin Configuration: The device comes in a standard 16-pin DIP (Dual In-line Package) or SO (Small Outline) package, making it compatible with a wide range of PCB layouts and designs.
- High-Speed Operation: The 74F series is designed for fast switching, making the 74F109 suitable for high-frequency applications.
- Low Power Consumption: Despite its speed, the device maintains low power usage, a critical feature for energy-efficient designs.
Applications
The versatility of the 74F109 makes it suitable for various applications, including:
- Counters and dividers
- Control systems
- Memory storage and registers
- Toggle circuits
- Pulse shaping and timing circuits
Technical Specifications
Here are some of the technical specifications for the 74F109:
- Logic Type: JK Flip-Flop
- Number of Circuits: 2
- Output Current: High/Low
- Voltage - Supply: Typically 5V
- Operating Temperature: Specified over a range of -40°C to +85°C
For detailed information, including timing diagrams and electrical characteristics, please refer to the official NXP 74F109 datasheet.
