|Working Voltage (V)||Max. CPU Speed (MHz)||ROM (Word)||RAM (Nibble)||I/O||Audio Output (PWM)||H/W Channel (SPU)||Volume Control||CPU CLK OSC. ROSC (Option)||LVR||OTP|
|2.0 ~ 5.5||2||128K||256||16||V||1||V||-||V||V|
GPC71064A, a 4-bit architecture sound controller, is embedded with a 1-channel SPU, 4-bit RISC CPU, 14-bit PWM, 16 IOs, 256-nibble RAM, ROM with 128Kx12-bit. The operating voltage ranges from 2.0V through 5.5V and the CPU operating speed is 1M/2MHz, opted by inner oscillator. Other features include Low Voltage Reset, IR carry output, Watchdog, 5 interrupt sources with two timebases, etc.