GPCR20A devices equivalent, single-chip voice record/playback devices.
of GPCR20A. Total of 512K bits SRAM are capable of storing approximately 20 seconds of audio or speech voice (@ 6KHz sampling rate). PWM speaker driver offers the simples.
GPCR20A is a highly integrated circuit that contains all of the necessary functions for providing high quality voice recording and playback. In order to provide the high quality voice, 4 times over sampling and 19 level digital filter technology are .
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