Description
Product Overview
The HG‑KR43 is a precision‑engineered AND logic gate designed for demanding industrial and scientific applications. Manufactured by CG CHIPS GATE, a trusted supplier since 2010, this component combines high‑speed switching with low‑power consumption, making it ideal for modern PLC modules, motor drives, and control systems. The device features a compact 14‑pin DIP package that fits easily onto standard breadboards and printed circuit boards, reducing board space while maintaining excellent electrical performance. Its silicon substrate is optimized for fast propagation delay, typically under 10 ns, and the gate operates reliably across a wide temperature range from –55 °C to 125 °C, ensuring stability in harsh industrial environments. The HG‑KR43 complies with industry standards for logic families, offering TTL compatible input thresholds and CMOS output levels, which simplifies integration with existing hardware. Detailed specifications include a maximum supply voltage of 5 V, input current of less than 1 µA, and output current capability of 20 mA, providing sufficient drive strength for downstream circuitry. The product is listed under ASIN B0D9NTKVZ4 and ranks #8 in the AND Logic Gates category, reflecting its popularity among engineers seeking reliable, high‑performance logic solutions.
Usage
The HG‑KR43 is suited for a broad range of applications where precise logical operations are required. In industrial automation, it can be used to implement safety interlocks, sequence control, and status monitoring within PLCs and distributed control systems. Its high‑speed characteristics enable rapid response in motor drive control loops, where timing accuracy directly impacts performance and efficiency. The low‑power design reduces overall system power consumption, an important factor in battery‑operated or energy‑constrained installations. Additionally, the gate’s robust temperature tolerance makes it reliable for use in outdoor enclosures, harsh manufacturing floors, and automotive control units. Engineers often integrate the HG‑KR43 into custom logic boards for prototyping new control algorithms, as well as in mass‑produced modules where consistency and repeatability are critical. The component’s compatibility with both TTL and CMOS logic families ensures seamless interfacing with a variety of sensors, actuators, and communication modules, making it a versatile choice for both legacy and next‑generation designs.
Why Choose Us
Choosing the HG‑KR43 from CG CHIPS GATE means selecting a product backed by a decade of experience in industrial automation components. Our rigorous quality assurance process includes multiple stages of testing, from wafer‑level inspection to final functional verification, guaranteeing that each unit meets exacting performance standards. The packaging is engineered for durability, protecting the component from static discharge and mechanical shock during shipping, so you receive a pristine part ready for immediate deployment. We offer flexible purchasing options, allowing single‑unit orders for development projects or bulk quantities for large‑scale production runs, each supported by consistent pricing and reliable lead times. Our technical support team provides detailed datasheets, application notes, and design assistance to help you integrate the HG‑KR43 efficiently into your system. Moreover, we stand behind our products with a comprehensive warranty and a responsive after‑sales service, ensuring any issues are resolved quickly to keep your projects on schedule.
Key Features
- High‑speed switching delivers sub‑10 ns propagation for fast logic operations
- Low‑power consumption minimizes system energy use and heat generation
- Compact 14‑pin DIP package saves board space and simplifies layout
- Wide temperature range (‑55 °C to 125 °C) ensures reliable performance in harsh conditions
- Dedicated technical support and warranty provide peace of mind for long‑term projects
FAQ
What is the maximum operating frequency of the HG‑KR43?
The HG‑KR43 can reliably operate up to 100 MHz, making it suitable for high‑speed digital circuits and fast control loops.
Is the HG‑KR43 compatible with both TTL and CMOS logic levels?
Yes, the gate accepts TTL‑compatible input thresholds while providing CMOS‑level output drive, allowing seamless integration with mixed‑technology designs.
Can I purchase the HG‑KR43 in bulk for a production run?
Absolutely. We offer volume pricing and inventory stock for bulk orders, and our logistics team can coordinate fast delivery to meet your manufacturing schedule.
What kind of warranty does the HG‑KR43 include?
All units are covered by a one‑year limited warranty against manufacturing defects, and our support team is available for troubleshooting throughout the warranty period.
How do I ensure proper handling to avoid static damage?
We recommend handling the component in an ESD‑controlled environment, using antistatic wrist straps and packaging, and following the recommended soldering guidelines provided in the datasheet.




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