1. INTRODUCTION
SN56016 is a 16 seconds single chip 4-channel voice synthesizer IC which contains I/O pins and a tiny controller. By programming through the tiny controller, users’ applications including section combination, trigger modes, output status, high performance melody, multiple voices, and other logic functions can be implemented.
4-Channel Speech Controller，
SN56268,SN56169,SN56168,SN56120,SN56085,SN56060,SN56040,SN56030,
SN56020,SN56016,SN56012,SN52020,SN52010,
2. FEATURES
Single power supply 2.4V – 5.5V
Built in a tiny controller
16 seconds voice capacity are provided
128*4 bits RAM a环 芯re provided
ROM Size
Maximum 52K*10 bits ROM size −
52K program ROM is provided
Readable ROM code data
I/O Ports
Four 4-bit I/O ports P1, P2, P3, P6
The driving/sink current of P3.2 & P3.3 are 8mA/16mA
The IO pins P3.3 can be modulated with 38.5Khz carry signal to implement IR function.
Built in a high quality speech synthesizer
Four independent voice channels
Adaptive playing speed from 4k-40kHz is provided for all 4 channels individually
Automatic repetition for every channel
A 6-bit*8-bit Multiplier is embed to modulate the volume of synthesized voices
