SNC21340

SNC21340 1-CH H.Q. Speech Controller ===================== CONTENTS ===================== 1. 2. 3. 4. 5. INTRODUCTION............................................................................................................3 FEATURES ......................................................................................................................3 PIN ASSIGNMENT.........................................................................................................4 BLOCK DIAGRAM ........................................................................................................4 FUNCTION DESCRIPTIONS .......................................................................................5 5.1 5.2 5.3 5.4 5.5 5.6 5.7 5.8 5.9 5.10 5.11 5.12 6. 7. 8. OSCILLATOR ...............................................................................................................5 ROM ..........................................................................................................................5 RAM ..........................................................................................................................5 POWER DOWN MODE ..................................................................................................5 SAMPLING RATE COUNTER .........................................................................................5 I/O PORTS ...................................................................................................................