SNC573 Datasheet, SONiX

Single power supply 2.4V
  – 5.5V 42 seconds voice capacity are provided(@6KHZ sample rate) Built in a 4-bit tiny controller One 4-bit input port and two 4-.

including voice section combination, key trigger arrangement, output control, and other logic functions can be easily im.

I Bit3 ~ Bit0 of Input port 1 I/O Bit3 ~ Bit0 of I/O port 2 I/O Bit3 ~ Bit0 of I/O port 3 P Positive power supply P Negative power supply I Reset pin (active high) O Oscillator / Crystal Out O Positive Output of PWM or DA output O Negative Output of .