SNC207S
Direct Drive Speech Controller
1. INTRODUCTION
SNC207S is a single channel voice synthesizer IC with PWM direct drive circuit. It
built-in a 4-bit tiny controller with six I/O pins. By programming through the tiny
controller in SNC207S, user’s varied applications including voice section combination,
key trigger arrangement, output control, and other logic functions can be easily
implemented.
2. FEATURES
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Single power supply 2.4V – 5.5V
30 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)
Six I/O pins are provided (P3.0~P3.3, P2.0, P2.1)
48*4 bits RAM are provided
96K*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 Detect
2
Ver: 0.3
Sept 20, 2007
SONIX [ SONIX TECHNOLOGY COMPANY ]
