ISD1916 Datasheet, PDF (14/25 Pages) Winbond – SINGLE-CHIP, MULTIPLE-MESSAGE VOICE RECORD/PLAYBACK DEVICE 10.6- TO 32-SECONDS DURATION

ISD1916
0
1
1
4
1
0
0
5
1
0
1
6
1
1
0
7
1
1
1
8
[2] _{: Number of memory row arrangement with respect to different number of fixed messages}
for ISD1916 (128 Rows). The non-configured Message control pins (Mx) will be disabled.
# of Msg M1
M2
M3
M4
M5
M6
M7
M8
1
128
2
64
64
3
44
42
42
4
32
32
32
32
5
26
26
26
26
24
6
23
21
21
21
21
21
7
20
18
18
18
18
18
18
8
16
16
16
16
16
16
16
16
[3] _{: The durations for various fixed message configurations on I1916 device at 8 kHz}
sampling frequency are shown in below table.
# of Msg
1
2
3
4
5
6
7
8
M1
16
8
5.5
4.0
3.25
2.875
2.50
2.0
M2
8
5.25
4.0
3.25
2.625
2.25
2.0
M3
5.25
4.0
3.25
2.625
2.25
2.0
M4
4.0
3.25
2.625
2.25
2.0
M5
3.0
2.625
2.25
2.0
M6
2.625
2.25
2.0
M7
2.25
2.0
M8
2.0
Example of four Fixed-Message Configuration:
Fig. 8: Record Operation under FMC mode
Norm/Mode
FM3
FM2
FM1
R/P
T_FSet
M1 ~ M4 _Start
LED
T_Deb
Mic+/-
or AnaIn
T_Deb
Stop
T_Settle1
T_Deb
Start
End of Duration
T_Stop1
Publication Release Date: September 11, 2007
- 14 -
Revision 0