MSM6688LGS-2K(2002) Ver la hoja de datos (PDF) - Oki Electric Industry
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MSM6688LGS-2K Datasheet PDF : 167 Pages
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OKI Semiconductor
FEDL6688-6688L-04
MSM6688/6688L
Pin
Symbol
Type
Description
15
ROM
I
When low, selects the record/playback operation. When high, selects the
ROM playback operation.
56 REC/PLAY
Used to select the recording mode or the playback mode. This pin is invalid
I during the ROM playback operation. When low, selects the playback mode.
When high, selects the recording mode.
55
ST
When a low-level pulse is applied to this pin, the record/playback or ROM
I
playback is started.
54
SP
When a low-level pulse is applied to this pin, the record/playback or ROM
I
playback is started.
8
PAUSE
When a low-level pulse is applied to this pin, the record/playback or ROM
I
operation is stopped temporarily.
When a low level pulse is applied to this pin, all phrase deletion or specified
phrase deletion can be performed according to the setting of pins CA0
through CA5,
7
DEL
I
ch00:
All phrase deletion
ch01 to ch3F: Specified phrase deletion
After powering up, be sure to input RESET signal and then to delete all
phrases.
After completing this procedure, start the record/playback operation.
Input pins used to specify desired phrases.
A total of 63 phrases can be specified independently for record/playback
operation and the ROM playback operation.
1-6
CA0-CA5
I
CA5 CA4 CA3 CA2 CA1 CA0
L
L
L
L
L
L
L
L
L
L
L
H
L
L
L
L
H
L
HHHHH L
HHHHHH
Phrase
No.
ch00
ch01
ch02
ch3E
ch3F
Remarks
All phrase deletion
A total of 63
phrases can be
used both for
record/playback
and ROM playback
operation.
13
4B/3B
Input pin used to select one of two types of ADPCM bit length.
I
When low, selects the 3-bit ADPCM.
When high, selects the 4-bit ADPCM.
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