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Semiconductor
MSM6650 Family
Microcontroller Interface Mode
FEATURES ......................................................................................................................................... 47
BLOCK DIAGRAMS......................................................................................................................... 49
PIN CONFIGURATION................................................................................................................... 52
PIN DESCRIPTIONS ........................................................................................................................ 55
ABSOLUTE MAXIMUM RATINGS............................................................................................... 61
RECOMMENDED OPERATING CONDITIONS ........................................................................ 61
ELECTRICAL CHARACTERISTICS .............................................................................................. 62
TIMING DIAGRAMS ....................................................................................................................... 64
FUNCTIONAL DESCRIPTION ...................................................................................................... 70
1. PLAYBACK CODE SPECIFICATION .............................................................................................................
70
2. INTERNAL ROM USAGE AND DISABLED AREA .....................................................................................
70
3. PULL-UP/PULL-DOWN RESISTOR...............................................................................................................
71
4. OPTIONS...............................................................................................................................................................
71
5. MICROCONTROLLER INTERFACE MODE .................................................................................................
74
6. COMMAND DATA ............................................................................................................................................
78
7. ADDRESS DATA .................................................................................................................................................
86
8. STOP CODE..........................................................................................................................................................
87
9. SAMPLING FREQUENCY.................................................................................................................................
89
10. VOICE PLAYBACK TIME .................................................................................................................................
89
11. CHANNEL STATUS ...........................................................................................................................................
90
12. PLAYBACK METHOD .......................................................................................................................................
90
13. STANDBY CONVERSION.................................................................................................................................
93
14. VOICE OUTPUT ..................................................................................................................................................
93
15. LOW-PASS FILTER POP NOISE ......................................................................................................................
95
16. CERAMIC OSCILLATION ................................................................................................................................
96
17. POWER SUPPLY .................................................................................................................................................
97
18. EXTERNAL ROM DRIVING TIMING.............................................................................................................
98
APPLICATION CIRCUITS ............................................................................................................ 100
Edit ROM
EDIT ROM ........................................................................................................................................ 104
ECHO PLAYBACK OF A SINGLE PHRASE.............................................................................. 113
ECHO PLAYBACK OF MULTIPLE PHRASES.......................................................................... 116
ECHO PLAYBACK OF A SINGLE PHRASE WITHIN A PHRASE STRING ....................... 117