Texas Instruments

CD74HCT259M

CD74HCT259M Description

The CD74HCT259M from Texas Instruments is a high-speed CMOS 8-bit addressable latch designed for surface-mount applications in the 16-SOIC package. Operating within a 4.5V to 5.5V supply range, it features 1:8 demultiplexing with a single independent circuit, making it ideal for data storage and signal routing in digital systems. With a propagation delay of just 16ns and symmetrical 4mA output current (sink/source), it ensures reliable performance in high-speed logic applications. The device is RoHS3 compliant, REACH unaffected, and rated MSL 1 (Unlimited), ensuring environmental and handling reliability.

CD74HCT259M Features

• High-Speed CMOS Logic: 16ns propagation delay for efficient signal processing.
• Addressable Latch Function: 1:8 demultiplexing enables flexible data routing.
• Balanced Output Drive: 4mA source/sink current ensures robust signal integrity.
• Wide Operating Voltage: 4.5V–5.5V compatibility with TTL-level inputs.
• Surface-Mount Design: 16-SOIC package optimizes PCB space in compact designs.
• Environmental Compliance: RoHS3, REACH unaffected, and MSL 1 rated for reliability.

CD74HCT259M Applications

• Memory Addressing: Efficiently manages address decoding in microcontrollers and FPGAs.
• Data Multiplexing: Used in bus interface circuits for signal distribution.
• Industrial Control Systems: Reliable latching logic for PLCs and automation.
• Test Equipment: High-speed data routing in oscilloscopes and logic analyzers.
• Consumer Electronics: Signal conditioning in smart home and IoT devices.

Conclusion of CD74HCT259M

The CD74HCT259M stands out for its speed, versatility, and robustness, making it a preferred choice for digital logic applications. Its addressable latch functionality, combined with low propagation delay and balanced drive strength, ensures optimal performance in high-speed systems. Whether used in industrial controls, memory interfaces, or test equipment, this IC delivers reliable, space-efficient, and compliant operation, backed by Texas Instruments' quality assurance.