The MX029 Digitally Controlled Amplifier Array replaces audio level controls in radio and wireline communications applications. It is a single-chip LSI circuit comprised of two discrete, digitally controlled gain sections. Each section has 48 distinct gain steps (+/-48dB of range in 2dB steps) plus MUTE.
   
Features
• 2 Digitally Controlled Amplifiers
• ±48dB Gain/Attenuation in 2dB Steps + Mute
• Individual Control with a 14-Bit Serial Word
• Separate Fixed Gain Buffer Amplifier
   
Applications
• Cellular and LMR Radios
• PABX’s, Electronic Mail, TAMs
• Automatic Test Equipment
• Remote Gain Adjustments
• Digitally Set Audio Control Levels