Two Channel Direct Drive Speech Controller

SNC553 is a two-channel voice synthesizer IC with PWM direct drive circuit. It built-in a 4-bit tiny controller with one 4-bit input port and two 4-bit I/O ports. By programming through the tiny controller in SNC553 users varied applications including voice section combination, key trigger arrangement, output control, and other Logic functions CAN be easily implemented.
By Sonix Technology Co., Ltd.
SNC553 's PackagesSNC553 's pdf datasheet



SNC553 Pinout will be updated soon..., now you can download the pdf datasheet to check the pinouts !
SNC553 circuits will be updated soon..., now you can download the pdf datasheet to check the circuits!

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