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LA74310LP Datasheet(PDF) 11 Page - Sanyo Semicon Device

Part # LA74310LP
Description  Audio Interface for DSC Video Driver
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Manufacturer  SANYO [Sanyo Semicon Device]
Direct Link  https://www.sanyo-av.com/us/
Logo SANYO - Sanyo Semicon Device

LA74310LP Datasheet(HTML) 11 Page - Sanyo Semicon Device

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LA74310LP
No.A0904-11/22
LA74310LP Internal Equivalent Diagram and Recommended Circuit Diagram
NC PIN handling
This pin is electrically open and can be connected to GND with no problem.
However, we recommend you to make a foot pattern of a form similar to other pins to assure good balance after
mounting.
Table 1: Logic of external capacitor charging circuit
SERIAL
No.2
ON
0
OFF
1
Initially “ON”
Table 2: LPF SW control logic
SERIAL
No.5
No.6
A
1
*
B
0
0
C
0
1
*) Don’t care.
+
LPF
MUTE
EVR
LOGIC
MIC
VCC
VREF
BEEPIN
VCCSP
SPK
LINE
OUT
REC
OUT
1BiT
DA IN
To MCOM VDD
DATA
CLOCK
MIC IN
ILA07164
DET
28
27
25
24
23
22
21
29
30
26
20
19
18
17
16
15
14
13
12
11
3
4
6
7
8
9
10
2
1
5
31
32
33
34
35
36
37
38
39
40
ALC
CHARGE
LPF1
Minus
Voltage
Generator
STANDBY
LOW
CLOCKOUT
2.2
μF
2.2
μF
4.7
μF
0.47
μF
4.7
μF
1
μF
0.047
μF
0.01
μF
0.1
μF
1
μF
8
Ω
0.01
μF
0.01
μF
70k
Ω
2.2k
Ω
VCC
75
Ω
Video
OUT
From
DAC
GAIN CTL
VCCA
1
μF
A
B
C
LPF2
+16dB
TO VCC
VCCN
MIX ratio
1:1
+
-
-+
NC
NC
NC
NC
NC
NC
CS
STANDBY HIGH
ND
See Table 2
See Table 1


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