The SFGCG455BX4-TC is a Murata ceramic filter designed for use in intermediate frequency (IF) stages of radio receivers and transmitters. It provides selective filtering around a center frequency of 455 kHz, removing unwanted signals and noise to improve overall signal quality.

Applications

• Radio receivers (AM/FM)
• Transceivers
• Cordless phones
• Wireless communication devices
• IF stages in communication equipment

Features

• Compact size for space-saving designs
• Sharp selectivity for precise filtering
• Low insertion loss for minimal signal attenuation
• High attenuation of unwanted signals
• Stable performance over temperature variations
• Surface mount technology (SMT) for easy assembly
• RoHS compliant

Benefits

• Improved signal-to-noise ratio in radio receivers
• Reduced interference from adjacent channels
• Enhanced selectivity for better signal reception
• Increased reliability due to stable performance
• Simplified manufacturing process
• Compliant with environmental standards

Technical Specifications

While specific technical specifications depend on the exact model and application, common specifications include:

• Center Frequency: Approximately 455 kHz
• Bandwidth: Determined by the application
• Insertion Loss: Low to minimize signal loss
• Attenuation: High attenuation in stopband
• Operating Temperature Range: Wide temperature range
• Impedance: Typically designed for common IF stage impedance

The SFGCG455BX4-TC is a reliable ceramic filter that contributes to high-quality signal reception in radio and communication devices by effectively filtering out noise and unwanted signals.