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The CD7738 single chip record/playback integrated circuit

2014-11-25 06:02  
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The CD7738 single chip record/playback integrated circuit
The CD7738 single chip record/playback integrated circuit
The CD7738 single chip record/playback integrated circuit
The CD7738 single chip record/playback integrated circuit
The CD7738 single chip record/playback integrated circuit is a widely used component in language repeaters.1.internal circuit and pin functions of CD7738CD7738 contains the preamplifier, buffer amplifier, power amplifier, auto LEV control (ALL) and noise/mute,etc, which characterizes few elements, convenient usage, little distortion, wide dynamic range and so on. The internal circuit of it is shown in figure 1. The IC is in 16-pin dual in-line plastic package, whose pin functions and data are listed in table 1.