SNC81420S中文资料8-bit MCU, 4CH Speech/Melody, 16 channel Cap-touch key, PPDAC output数据手册Sonix规格书

描述 Description

SNC81420S is a four-channel voice synthesizer IC with push-pull direct drive circuit.It built in a powerful 8-bit controller and 32 I/O pins. By programming through thecontroller in SNC81420S, user’s varied applications including voice section combination;key trigger arrangement, output control, and other logic functions can be easily implemented.

特性 Features

• Working Voltage :  2.2V~5.5V 
• System clock: internal OSC 8.192Mhz ± 3 % 
• Real Time clock (RTC) 
• RAM: 432*8 bits
• 64K x 15 program ROM
• ROM: 680K x 15 bits 
• 32 I/O pins : P0.0, P1.0,P2.0 P3.0
• IR function : P0.7, P1.7 
• Watch Dog timer function 
• 8 PWMIO functions 
• 8-bit Sampling Rate Counter : 
  - SRC0, SRC1, SRC2, SRC3 
• 16-channel comparator 
• 16-channel 8-bit software ADC 
• External interrupt Source : 
  - INT0 INT1 INT2 
• Serial Peripheral Interface (SPI Master Only) 
• Low Voltage Reset(LVR) 
  - Reset at 1.8V @4MHZ 
  - Reset at 2.0V @8MHZ 
• Voltage Detect (LVD) is provided 
  - 2.2/2.4/2.6/2.8 V 
• 14-bit Push Pull DAC