u Description
AC8020 is a 20 Sec. PWM or DACvoice output with high quality speech ,2 input pinand 2 I/O pinsimple speech.20 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 .
u Functions
l MAX voice file : 700
l MAX Groups : 64
l MAX Step : 700
l Signal step mute length : 0.64 s ( 6k sample rate )
l Operating Voltage range: 2.4V ~ 3.6V
l Total Voice Duration : 20” (120K Samples)
