KA2213 single chip sound recorder or reproducer integrated circuit diagram


Posted on Feb 6, 2014

KA2213 is a single chip record and play back integrated circuit which is produced by South Korea`s Samung, it is used in recorder and unit audio. 1, KA2213 internal circuit block diagram and pin function KA2213 internal block contains a record and play back preamplifier, a power amplifier circuit, a automatically gain control circuit(ALC)and ripple filter circuit. The internal block internal circuit block diagram is


KA2213 single chip sound recorder or reproducer integrated circuit diagram
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shown in the figure 1-1. Reading IC adopts 14-foot dual in-line package, it has cooling ribs. The integrated circuit pin function and data is shown in the chart 1-1. Figure 1-1, the internal block internal circuit block diagram is shown. 2, KA2213 typical application circuit KA2213 internal block typical application circuit is shown in the figure 1-2. The figure has no flux imbalance circuit. SW1-SW6 is record and play back switch, the graphic position is in sound-reproducing state. Figure 2-2, KA2213 internal block typical application circuit




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