FX128 - Audio Band Scrambler

CML

General Description

The FX/MX128 is a full-duplex frequency inversion scrambler designed to provide secure conversations.

A switched-capacitor balanced modulator with high baseband and carrier rejection.

Key Features

Full-Duplex Audio Processing.
On-Chip Filters.
Carrier Rejection >55dB.
Uses IF (10.24 MHz) Clock.
Excellent Audio Quality.
Low Power Operation (3.0V).
Battery Powered Portability.

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FX128 audio band scrambler by CML - Datasheet Preview

Datasheet Details

Part number	FX128
Manufacturer	CML
File Size	281.96 KB
Description	Audio Band Scrambler
Datasheet	FX128 Datasheet

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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CML Microcircuits COMMUNICATION SEMICONDUCTORS FX/MX128 Audio Band Scrambler D/128/2 January 2003 Provisional Information Features • Full-Duplex Audio Processing • On-Chip Filters • Carrier Rejection >55dB • Uses IF (10.24 MHz) Clock • Excellent Audio Quality • Low Power Operation (3.0V) • Battery Powered Portability Applications • Cordless Telephones • Wireless PBX • Two-Way Radio • Leisure Radio (FRS, GMRS, MURS, PMR446) 1.1 Brief Description The FX/MX128 is a full-duplex frequency inversion scrambler designed to provide secure conversations. The Rx and Tx audio paths consist of the following: 1. A switched-capacitor balanced modulator with high baseband and carrier rejection. 2. A 3.3 kHz inversion carrier (injection tone). 3. A 3100 Hz lowpass filter. 4.