LA74308LP 查看數據表（PDF） - SANYO -> Panasonic
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LA74308LP Datasheet PDF : 16 Pages
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LA74308LP
Description of the Content of Serial Communication
DATA No.
Parameter
LSB
0
LINE MUTE Tr.
0:OFF, 1:ON
1
VREF capacitance charging circuit SW
0:OFF, 1:ON
2
MIC AMP POWER SW
0:ON, 1:OFF
3
ALC AMP POWER SW
0:ON, 1:OFF
4
REC/PB changeover SW
0:PB, 1:REC
5
LPF characteristics (TRAP) changeover SW
0:16kHz, 1:8kHz
6
REC AMP POWER SW
0:ON, 1:OFF
7
LINE OUT POWER SW
0:ON, 1:OFF
8
LINE MUTE SW
0:OFF, 1:ON
9
SPK POWER SW
0:ON, 1:OFF
10
DATA=1
1 1 1 1 1:VOL MAX
11
DATA=2
12
DATA=4
0 0 0 0 0:VOL MIN (MUTE)
13
DATA=8
14
DATA=16
* EVR setting (the numeral shown in the left is decimal.
For characteristics, see P12.)
MSB
15
BIAS MODE
0:ACTIVE MODE, 1:BIAS MODE
Serial Transmission Timing
CS
tCS
CLOCK
DATA
LSB
fMAX
tDS tDH
tWH tWL
tCH tWC
MSB
• fMAX
• tWL
• tWH
• tCS
• tCH
• tDS
• tDH
• tWC
• VIH
• VIL
(Max clock frequency)
(Clock pulse width: Low)
(Clock pulse width: High)
(Chip enable setup time)
(Chip enable hold time)
(Data setup time)
(Data hold time)
(Chip enable pulse width)
(High voltage lower limit)
(Low voltage upper limit)
1.0MHz
500ns or more
500ns or more
500ns or more
500ns or more
500ns or more
500ns or more
500ns or more
2.3V to 3.5V
0.0V to 0.7V
Default
1
1
1
1
0
1
1
1
1
1
0
0
0
0
0
0
VIH
VIL
VIH
VIL
VIH
VIL
No.A0898-4/16
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