Brief Description
The FX818 is an innovative CTCSS Codec designed for the latest generation of Land Mobile Radio equipment. The FX818 is full duplex and has many advanced features which assist the operation of modern CTCSS based systems. The FX818 is electrically, physically and software compatible with the FX828. It permits manufacturers to add new features to their equipment with minimal design changes.

Features
• Fast CTCSS Detection
• Non Predictive Tone Detection
• Low Power 3.3V/5V Operation
• Variable Gain Audio Filter
• Programmable Tone Decoder
• Programmable Modulator Drivers
• Programmable Tone Encoders
• Compact (SSOP and SOIC) Packaging