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LA74308LP Datasheet(PDF) 11 Page - Sanyo Semicon Device

Part # LA74308LP
Description  Audio Interface for DSC
PDF  16 Pages
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Manufacturer  SANYO [Sanyo Semicon Device]
Direct Link  https://www.sanyo-av.com/us/
Logo SANYO - Sanyo Semicon Device

LA74308LP Datasheet(HTML) 11 Page - Sanyo Semicon Device

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LA74308LP
No.A0898-11/16
Block Diagram
SPK GND
DATA
T7 (CLOCK)
T6
C.S
T12
REC OUT
VCCSP
T22
3.3V
0.1
μF
0.01
μF
MIC
IN
0.47
μF
0.1
μF
∼
ALC IN
T11
VCCA
∼
6.2k
Ω
+
4.7
μF
A GND
PB IN
LINE OUT
SPK8
Ω
MIC OUT
A
B
T3
STANDBY CTL
Rg=1k
Ω
VREF
∼
BA
Rg=1k
Ω
0.1
μF
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
ALC
MUTE
+ -
+
-
EVR
LOGIC
MIC VCC
VREF
DET
VREF
charging circuit
2.2k
Ω
R
R
P
P
REC:50k
Ω/PB:200kΩ
+
0.1
μF
100k
Ω
22k
Ω
2k
Ω
10
Ω
SW10
+
SW14
SW17
+
1
μF
A
B
T2
T17
T21
T23
T5
+9dB
+17dB
+17dB
+18dB
SW16
+8dB
+8dB
T14
T1
T16
SW18
V3
A
B
6.2k
Ω
600
Ω
MUTE CTL
LPF



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