LA74308LP_08 SANYO [Sanyo Semicon Device], LA74308LP_08 Datasheet - Page 4

• Manufacturer Part Number: LA74308LP_08
• Description: Audio Interface for DSC
• Manufacturer: SANYO [Sanyo Semicon Device]

Description of the Content of Serial Communication
Serial Transmission Timing
CLOCK
DATA
CS
• f MAX
• t WL
• t WH
• t CS
• t CH
• t DS
• t DH
• t WC
• V IH
• V IL
MSB
LSB
LSB
t CS
DATA No.
10
11
12
13
14
15
0
1
2
3
4
5
6
7
8
9
(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)
f MAX
LINE MUTE Tr.
VREF capacitance charging circuit SW
MIC AMP POWER SW
ALC AMP POWER SW
REC/PB changeover SW
LPF characteristics (TRAP) changeover SW
REC AMP POWER SW
LINE OUT POWER SW
LINE MUTE SW
SPK POWER SW
DATA=1
DATA=2
DATA=4
DATA=8
DATA=16
BIAS MODE
t DS
t DH
t WH
LA74308LP
* EVR setting (the numeral shown in the left is decimal.
t WL
For characteristics, see P12.)
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
Parameter
0:OFF, 1:ON
0:OFF, 1:ON
0:ON, 1:OFF
0:ON, 1:OFF
0:PB, 1:REC
0:ON, 1:OFF
0:ON, 1:OFF
0:OFF, 1:ON
0:ON, 1:OFF
1 1 1 1 1:VOL MAX
0 0 0 0 0:VOL MIN (MUTE)
0:ACTIVE MODE, 1:BIAS MODE
0:16kHz, 1:8kHz
MSB
t CH
t WC
No.A0898-4/16
Default
V IH
V IH
V IH
V IL
V IL
V IL
1
1
1
1
0
1
1
1
1
1
0
0
0
0
0
0