TDA7405 - ST Microelectronics

TDA7405 EQUALIZER CARRADIO SIGNAL PROCESSOR

Stereodecoder s RDS MUTE s NO EXTERNAL ADJUSTMENTS s AM/FM NOISEBLANKER WITH SEVERAL TRIGGER CONTROLS s PROGRAMMABLE MULTIPATH DETECTOR s QUALITY DETECTOR OUTPUT BLOCK DIAGRAM The device includes a high performance audioprocessor and a stereodecoder-noiseblanker combination with the whole low frequency signal processing necessary for state-of-the-art as we.

Features

Input Multiplexer 4/56 TDA7405 Table 1. ELECTRICAL CHARACTERISTICS (VS=9V; Tamb=25°C; RL=10kΩ; all gains=0dB; f=1kHz; unless otherwise specified) Symbol INPUT SELECTOR Rin VCL SIN GIN MIN GIN MAX GSTEP VDC Input Resistance Clipping Level Input Separation Min. Input Gain Max. Input Gain Step Resolution DC Steps Adjacent Gain Steps GMIN to GMAX Voffset Remaining offset with AutoZero all single ended Inputs 70 2.2 80 -1 13 0.5 -5 -10 100 2.6 100 0 15 1 1 1 0.5 +1 17 1.5 5 10 130 kΩ VRMS dB dB dB dB mV mV mV Parameter Test Condition Min. Typ. Max. Unit DIFFERENTIAL STEREO INPUTS Rin GCD Input .