參數(shù)資料
型號: UPC1854AGT
廠商: NEC Corp.
英文描述: I2C BUS-COMPATIBLE US MTS PROCESSING LSI
中文描述: I2C總線兼容美國的多邊貿(mào)易體制處理LSI
文件頁數(shù): 3/48頁
文件大小: 251K
代理商: UPC1854AGT
μ
PC1854A
3
Data Sheet S12816EJ3V0DS00
BLOCK DIAGRAM
Remark
Use the following for external parts.
Resistor : Metal film resistor (
±
1 %) for an ITI pin (pin 21). Unless otherwise specified;
±
5 %
Capacitor : Tantalum capacitor (
±
10 %) for STI and WTI pins (pins 22 and 23). Unless otherwise
specified;
±
20 %
1
2
3
4
5
6
7
8
9
10
11
12
13
14
9 V
V
CC
VRE
PD1
PD2
D1
D2
COM
SOA
SDT
NDT
SOT
SI
ESA
AGND
MOA
LOT
ROT
NOT
VOA
WTI
STI
ITI
1.6 k
15 k
WRB
5.1 k
SRB
3 k
dO
DGND
SCL
SDA
22 F
1 F
φ
4.7 F
0.1 F
0.1 F
1 k
+
0.1 F
+
0.047 F
0.47 F
68 k
+
2.2 F
+
+
+
External
dbx NR
1/2 V
CC
1/2
Stereo
VCO
1 F
+
1 F
+
10 F
+
3.3 F
+
1 F
+
1 F
+
1 F
+
10 F
+
10 F
+
10 F
+
28
27
26
25
24
23
22
21
20
19
18
17
16
15
Pilot
Discrimination
Phase
Comparator
Wide-
Band
RMS
Filter
Stereo
Phase
Comparator
Offset
Absorption
Offset
Absorption
Offset
Absorption
L–R
AM
Demodulator
Wide-
Band
VCA
Stereo
LPF
ST/SAP
SW
Noise
Detector
SAP
LPF
SAP
VCO
Pilot
Canceller
L+R
LPF
De-
emphasis
Offset
Absorption
ST VCO
1/4
1/2
Input
Attenuator
SAP
BPF
SAP
Detector
Phase
Detector
Loop
Filter
SAP VCO
D/A
D/A
D/A
LPF
f
H
Trap
Filter
ST VCO
SAP VCO
Filter
Mode
Selector
Filter
Adjuster
Wide-
Band
RMS
Spectral
RMS
Matrix
Timing
Current
Spectral
RMS
Filter
2f
H
Trap
408 Hz
LPF
I
2
C Bus
Interface
Variable
Emphasis
2.19 kHz
LPF
D/A
D/A
D/A
Noise
BPF
φ
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