UPC1851B View Datasheet(PDF) - NEC => Renesas Technology
Part Name
Description
MFG CO.
UPC1851B Datasheet PDF : 60 Pages
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µPC1851B
BLOCK DIAGRAM
9V
VCC 1
2.2 µ F
TLO 31
2200 pF
0.1µ F
LTC 32
LBC 33
10µ F
LOT
26
10µ F
ROT
25
Volume Control
Tone Control
Surround Block
21 AGND
D/A
2.2 µ F
28 TRO2200 pF
29 RTC 0.1µ F
30 RBC
0.022 µ F
27 SUR
FOR 40
FOL 41
EL2 37
EL1 39
ER2 36
ER1 38
MOL 35
MOR 34
Filter
Selector Block
Matrix Block
Filter
Control
D/A
Offset
1µ F
Absorption
MOA 42
De-
emphasis
dbx Noise
Reduction Block
22 µ F
VRE 2
1/2VCC
L+R
LPF Switch
0.1µ F
PD2 4
PD1 3
1 kΩ 1µ F
φ D1 5
4.7µ F
φ D2 6
SDA 22
SCL 23
DGND 24
Stereo
Demodulation
Block
SAP
Demodulation
Block
I2C Bus
Interface
Input Attenuator
D/A
4.7µ F
19
VOL-C
1µ F
20 VOA
10 µ F
16 WTI**
5.1 kΩ
1µF
17
WRB 3.3 µ F
13 STI**
3 kΩ
1µ F
14
SRB 1µ F
18 dO
16.6 kΩ
15
ITI*
11 SI
0.1 µ F
10 SOT
I2C Bus
Interface
68 kΩ
Noise
BPF
Noise
Detector
9 NDT
0.47µ F
7
COM
12
8
SOA SDT
2.2µ F
0.1µF 0.047µ F
Remark Use the followings for external parts.
Resistor (*): Metal film resistor (± 1 %). Unless otherwise specified; ±5 %
Capacitors (**): Tantalum capacitor (±10 %). Unless otherwise specified; ±20 %
Data Sheet S13417EJ2V0DS00
3
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