SNC21030 查看數據表（PDF） - Sonix Technology Co., Ltd
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SNC21030 Datasheet PDF : 10 Pages
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SNC21030
1-CH H.Q. Speech Controller
===================== CONTENTS =====================
1. INTRODUCTION............................................................................................................3
2. FEATURES ......................................................................................................................3
3. PIN ASSIGNMENT.........................................................................................................4
4. BLOCK DIAGRAM ........................................................................................................4
5. FUNCTION DESCRIPTIONS .......................................................................................5
5.1 OSCILLATOR ...............................................................................................................5
5.2 ROM ..........................................................................................................................5
5.3 RAM ..........................................................................................................................5
5.4 POWER DOWN MODE..................................................................................................5
5.5 SAMPLING RATE COUNTER .........................................................................................5
5.6 I/O PORTS...................................................................................................................6
5.7 IR FUNCTION ..............................................................................................................6
5.8 PWM IO CONTROL.....................................................................................................6
5.9 WATCH DOG TIMER....................................................................................................6
5.10 PUSH-PULL OUTPUT ...................................................................................................7
5.11 MARK REGISTER .........................................................................................................7
5.12 LOW VOLTAGE HOLD .................................................................................................7
6. ABSOLUTE MAXIMUM RATING ..............................................................................8
7. ELECTRICAL CHARACTERISTICS .........................................................................8
8. APPLICATION CIRCUIT .............................................................................................9
Ver: 1.0
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November 08, 2006
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