SNC205
Direct Drive Speech Controller
1.
INTRODUCTION
SNC205 is a single channel voice synthesizer IC with PWM direct drive circuit. It
built-in a 4-bit tiny controller with one 4-bit I/O port. By programming through the tiny
controller in SNC205, user’s varied applications including voice section combination,
key trigger arrangement, output control, and other logic functions can be easily
implemented.
2.
FEATURES
Single power supply 2.4V – 5.5V
16 seconds voice capacity are provided (@6KHZ sample rate)
Built in a 4-bit tiny controller
Where P3.2, P3.3 can direct drive LED (8mA for driving, 16mA for sink)
One 4-bit I/O port is provided
32*4 bits RAM are provided
52K*10 ROM size are provided for voice data and program
Maximum 16K program ROM is provided
Readable ROM code data
Built in a high quality speech synthesizer
Adaptive playing speed from 2.5k-20kHz is provided
Built in a PWM Direct Drive circuit and a fixed current D/A output
8-level volume control for PWM Direct Drive output
System clock: 2MHz
Low Power Reset
Ver: 1.1
2
June 8, 2005
SONIX [ SONIX TECHNOLOGY COMPANY ]
