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ML2256 View Datasheet(PDF) - Oki Electric Industry

Part Name
Description
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ML2256 Datasheet PDF : 36 Pages
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OKI Semiconductor
FEDL2250DIGEST-09
ML2250 family
Table below summarizes the points of difference between the ML2250 family and currently manufactured
products with a ROM built in.
Interface
Playback method
Max. number of
phrases
Sampling frequency
(kHz)
Clock frequency
D/A converter
Low-pass filter
Number of channels
Phrase control table
Volume adjustment
Repeat function
STOP
Seam silence
interval in
continuous playback
Others
ML2250 family
Parallel or serial
2-bit ADPCM2
4-bit ADPCM2
8-bit PCM
8-bit non-linear PCM
16-bit PCM
256
4.0/5.3/6.0/6.4/8.0/10.7
/12.0/12.8/16.0/21.3/
24.0/25.6/32.0/42.7/
48.0
4.096 MHz
Voltage type: 14 bits
FIR type interpolation
filter
2 channels
Both 2 channels without
user definable phrase
restrictions
29 steps
(2 dB/5 dB steps)
No limit
Each channel
independent
0 (Note)
External data input
possible
MSM6650 family
Parallel, serial or
stand-alone
4-bit ADPCM
8-bit PCM
127
4.0/5.3/6.4/8.0/
10.7/12.8/16.0/
32.0
256 kHz (CR
oscillation)
4.096 MHz (XT)
Voltage type: 12
bits
Secondary comb
filter
2 channels
Can edit 8
phrases (1
channel only)
4 steps
(6 dB steps)
4 types
Simultaneous
channels 1 and 2
4 sampling cycles
MSM9800 family
Parallel or
stand-alone
8-bit PCM
8-bit non-linear PCM
63
4.0/5.3/6.4/8.0/10.7/
12.8/16.0
256 kHz (CR
oscillation)
4.096 MHz (XT)
Current type: 10 bits
Primary comb filter
1 channel
Can edit 8 phrases
Set at VREF.
None
Available
3 sampling cycles
ML2210 family
Serial
4-bit ADPCM
8-bit PCM
8-bit non-linear PCM
247
4.0/5.3/6.4/8.0/10.7/
12.8/16.0
4.096 MHz
Current type: 12 bits
Secondary comb
filter
1 channel
None
Set at VREF.
None
Available
4 sampling cycles
Note: Continuous playback shown in the figure below is possible.
1 phrase
1 phrase
1 phrase 1 phrase
Conventional
ML2250 family
Silence interval
No silence interval
2/36
 

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