SNC12121中文资料1 CH Speech/Melody, PPDAC output数据手册Sonix规格书

描述 Description

SNC12121 is a one-channel voice synthesizer IC with Push-Pull direct drive circuit.It built in a 4-bit tiny controller with four 4-bit I/O ports. By programming throughthe tiny controller in SNC12121, user’s varied applications including voice sectioncombination, key trigger arrangement, output control, and other logic functions canbe easily implemented.

特性 Features

• Working Voltage : 2.4V – 5.5V
• 120 seconds @6KHZ sample rate
• I/O Port
  - 16 I/O : P1, P2, P3, P6
  - High driving/sink current : P3.2, P3.3
  - IR function : P3.3
• 128*4 bits RAM
• Max. 16K*10 program ROM
• 384K*10 shared ROM
• 8-level Push-Pull Direct Drive circuit output
• System clock : 2MHz
• Event Mark function
• Low Power Reset
• Watch Dog Timer