Speech Chip SC040 Data Sheet

SC040 is a 40 Sec. PWM or DAC voice output with high quality speech ,2
input pin and 6 I/O pin simple speech.40 Sec. Voice Length at 6 KHz
sampling and 4 bit hardware compression. Built-in oscillator for system
clock without an external resistor. Maximum 64 voice groups. One Group
contain several steps(voice section ); Maximum 700 steps for all the
Groups. User selectable 8bit / 5bit / 4 bit data compression. Support three
mode trigger function (Stand Alone, Serial Trigger Mode, CPU Command
Mode ). Easy use development system is for function selection and voice
combination . PC download the ROM code by the USB Port