SNC36720中文资料 4 CH Speech/Melody, 12bit PPDAC output数据手册Sonix规格书

描述 Description

SNC36720 is a 724 seconds single chip 4-channel voice synthesizer IC which containsI/O pins and a tiny controller. By programming through the tiny controller, users’applications including section combination, trigger modes, output status, high performancemelody, multiple voices, and other logic functions can be implemented.

特性 Features

• Working Voltage : 1.9V – 5.5V
• 724 seconds @6KHZ sample rate 
• 256*4 bits RAM 
• Max. 1792K*10 bits ROM 
• 64K program ROM 
• 16 I/O ports : P1, P2, P3, P6 
• IR function : P3.3 
• 8-level Push-Pull Direct Drive circuit 
• 12 bit Push-Pull DA output 
• System clock: 2MHz 
  - Option of Internal RC or Crystal 
• Low Voltage Detect circuit 
• Watch Dog function