HT-651

Encoders, Decoders, Converters Overview

The HT-651 is a CMOS LSI infrared decoder designed for remote control systems. It features 18 address bits with no data decoding capability, making it suitable for fixed-function applications. The device operates as part of the 318 series, paired with corresponding encoders. It utilizes standard CMOS technology for reliable signal processing in security and automotive contexts.

Encoders, Decoders, Converters Feature Summary

• Dedicated infrared signal decoding functionality
• Fixed 18-bit address configuration without data handling
• CMOS LSI construction for system integration

Encoders, Decoders, Converters Applications

• Car alarm systems
• Security systems
• Remote control interfaces

Encoders, Decoders, Converters Procurement Notes

Verify the manufacturer designation carefully, as Holmate Technology Corp. is distinct from Holtek Semiconductor Inc. Ensure the specific HT-651 variant matches the required 18-address specification. Confirm package type and voltage ratings against the official datasheet before procurement to avoid compatibility issues with existing circuit designs.

Encoders, Decoders, Converters Selection Notes

Select this component when only address recognition is required without data payload transmission. It serves as a cost-effective solution for simple remote control architectures. Consider pairing with compatible 318-series encoders to ensure protocol synchronization. Evaluate power consumption requirements against standard CMOS capabilities.

Encoders, Decoders, Converters Part Context

This decoder belongs to the broader 318 series of remote control components. It complements encoder counterparts to form complete communication links. The series supports various consumer and industrial remote applications requiring stable infrared reception.

Encoders, Decoders, Converters Replacement Considerations

Compatible substitutes include other members of the 318 series decoders. Verify pinout compatibility and address bit width when selecting alternatives.