KA2213 single chip sound recorder or reproducer integrated circuit diagram

Published:2011/5/5 2:50:00 Author:Nicole | Keyword: single chip, sound recorder or reproducer | From:SeekIC

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 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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