74HC259D SMD Latch Integrated Circuit SOIC‑16⚡

The 74HC259D,653 is a high-speed 8-bit addressable latch from the 74HC CMOS logic family, offered in a compact SOIC‑16 SMD package. Designed for bus-oriented applications, it combines rapid switching with low power consumption and robust ESD protection, making it ideal for both professional electronics engineers and hobbyists working with Arduino, Raspberry Pi, and other microcontroller-based systems.

✅ Key Features

• High-speed functionality with low propagation delay for fast digital logic
• Low power consumption thanks to 74HC CMOS technology
• 8-bit addressable latch for flexible data storage and selection
• 3-state non-inverting outputs for easy bus interfacing and IO expansion
• Conforms to JEDEC Standard No. 7A for logic device compatibility
• ESD protection: HBM JESD22‑A114F ≥ 2000 V 🛡️

🔧 Technical Specifications

• Product Category: Latches (74HC series)
• Compliance: RoHS compliant
• Mounting Style: SMD/SMT
• Package / Case: SOIC‑16
• Supply Voltage Range: 2 V to 6 V (CMOS logic)
• Operating Temperature: −40°C to +125°C (industrial grade)

🧩 Interfacing & Use with Microcontrollers

The 74HC259D integrates seamlessly with popular development platforms and electronics modules:

• Works with Arduino, Raspberry Pi, and other microcontroller boards for digital IO expansion
• 3-state outputs simplify connection to shared data buses and memory address lines
• Suitable for logic-level systems operating within the 2–6 V supply range

🛠️ Typical Applications

• Addressable register implementations
• Data storage and transfer in digital systems
• Memory address decoding and chip-select logic
• Industrial control systems requiring reliable latching
• Microprocessor/microcontroller systems and bus-oriented architectures

📦 Why Choose the 74HC259D?

This device delivers a reliable combination of speed, low power, and robust IO control in a standard SOIC‑16 footprint. It’s a dependable choice for building compact, high-performance electronics components and modules where precise latch functionality and clean 3-state outputs are essential.