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零件编号
产品描述 (功能)
UPC1857A 查看數據表(PDF) - NEC => Renesas Technology
零件编号
产品描述 (功能)
生产厂家
UPC1857A
SOUND CONTROL IC WITH SURROUND AND I2C BUS
NEC => Renesas Technology
UPC1857A Datasheet PDF : 44 Pages
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µ
PC1857A
BLOCK DIAGRAM
820 k
0.082
µ
F 680 pF 22
µ
F
MFO
29
MFI
30
LF1
28
+
1
2
V
CC
DGND
24
23
+
ADS SDA SCL
22 21 20
12 V
V
CC
15
2.2
+
µ
F
0.047
µ
F
OFL1 OFL2 LBC
19 18
10
3300 pF 3.3
µ
F
LTC VOL-C
9
17
Lin
+
26
2.2
µ
F
+
+
-
LPF
-
+
Rin
+
27
2.2
µ
F
1
2
V
CC
Phase shifter
PS1 PS2 PS3 PS4
I
2
C bus
interface
L
+
L+R
+
+
L+
Effect
control
+
LPF
-
R-
Output
select
+
+
R
+
Offset
absorption
Offset
absorption
Tone
control
Lout
14
Volume,
balance
control/
mute
Tone
control
Rout
13
MIX
+
25
2.2
µ
F
2345
FC1 FC2 FC3 FC4
0.1
µ
F
0.022
µ
F
2200 pF 0.022
µ
F
6
LF2
1000 pF
1
AGND
11 12
8
OFR1 OFR2 RBC
+
0.047
µ
F
2.2
µ
F
7
16
RTC + BAL-C
3300 pF 3.3
µ
F
4
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