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M51132FP Description

The M51132 is a VCA (Voltage Controlled Amplifier) IC developed as an electronic volume control for audio-visual equipment. The IC is used to process small analog signals at the stage before power amplifier. Right/left independent volume control or right/left simultaneous volume control can be selected by DC voltages.

M51132FP Key Features

  • Two control modes can be selected. (Left/right independent volume control mode or left/right simultaneous volume + balan
  • Pass through switch is included to output the input signal as it is, irrespective of the volume/balance control voltages
  • Shock noise reduction pin is provided to reduce pass through switch on/off shock noise
  • Built-in reference supply voltage circuit: output current 10 mA (Typ.)
  • Maximum input: 3.4 Vrms (Typ.) (f = 1 kHz, THD = 1%)
  • Low distortion: 0.005% (Typ.)
  • Good channel separation: 102 dB (Typ.) (f = 1 kHz, Vo = 2 Vrms, IHF-A)
  • Supply voltage range: Vcc = 8 to 15 V
  • Rated supply voltage: Vcc = 12 V