SNC385 查看數據表（PDF） - Sonix Technology Co., Ltd
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SNC385 Datasheet PDF : 11 Pages
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SNC353
Direct Drive Voice/Dual Tone Melody Controller
1 INTRODUCTION
SNC353 is a 1-channel voice synthesizer and dual-tone melody IC with PWM direct
drive circuit. It built-in a 4-bit tiny controller with one 4-bit input port and two 4-bit I/O
ports. By programming through the tiny controller in SNC353, user’s varied
applications including voice section combination, dual-tone melody, key trigger
arrangement, output control, and other logic functions can be easily implemented.
2 FEATURES
Single power supply 2.4V – 5.5V
20 seconds voice capacity are provided (@6KHZ sample rate)
Built in a 4-bit tiny controller
One 4-bit input port and two 4-bit I/O ports are provided
128*4 bits RAM are provided
64K*10 ROM size are provided for voice data and program
Maximum 16k program ROM is provided
Readable ROM code data
IR carrier signal is provided
Built in a high quality speech synthesizer
Adaptive playing speed from 2.5k-20kHz is provided
One voice channel plus Dual-Tone Melody
Built in a PWM Direct Drive circuit and a fixed current D/A output
System clock: 2MHz
Low Power Reset
Ver: 1.4
1
June 8, 2005
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