INTRODUCTION
SNC119 is a one-channel voice synthesizer IC with PWM direct drive circuit. It built-in a 4-bit tiny controller with one 4-bit input port, two 4-bit I/O ports. By programming through the tiny controller in SNC119, user’s varied applications including voice section combination, key trigger arrangement, output control, and other logic functions can be easily implemented.
FEATURES
◆ Single power supply 2.4V – 5.1V
◆ 61 seconds voice capacity are provided(@6KHZ sample rate)
◆ Built in a 4-bit tiny controller
◆ One 4-bit input port, two 4-bit I/O ports are provided
◆ 64*4 bits RAM are provided
◆ 184K*10 ROM size are provided for voice data and program
◆ Maximum 16k program ROM is provided
◆ Built in a high quality speech synthesizer
◆ Adaptive playing speed from 2.5k-20kHz is provided
◆ One voice channel
◆ Built in a PWM Direct Drive circuit and a fixed current D/A output
◆ System clock : 2MHz
◆ Low Power Reset