參數(shù)資料
型號(hào)： NTE1248
廠商： NTE Electronics, Inc.
英文描述： Integrated Circuit Phase Lock Loop (PLL) FM Multiplex Stereo Demod
中文描述： 集成電路鎖相環(huán)（PLL）的調(diào)頻立體聲多路解調(diào)
文件頁(yè)數(shù)： 2/3頁(yè)
文件大?。?/td> 22K
代理商： NTE1248
Electrical Characteristics:
(T
A
= +25
°
C, V
CC
= 12V, V
IN
= 350mV, L + R = 90%, Pilot = 10%,
f = 1kHz unless otherwise specified)
Symbol
Test Conditions
V
IN1
THD = 1%, L + R = 90%, P = 10%
V
IN2
THD = 1%
Z
in
Sep
V
OUT
V
IN
= 350mV
CB
THD
Lon
Pilot Level
Hys
CR
CL
f = 19kHz
f = 38kHz
SCA
–
R L + R = 80%, P = 10%, SCA = 10%
V
TH
V
CC
I
Q
Parameter
Min
350
350
–
35
–
–
–
–
–
–
–
–
–
–
5.4
–
Typ
–
–
30
40
310
–
0.3
6.5
3
±
5
35
45
80
1
–
15
Max
–
–
–
–
–
2
–
–
–
–
–
–
–
–
14
–
Unit
mV
mV
k
dB
–
dB
%
mV
dB
%
dB
dB
dB
V
V
mA
Input Voltage
Input Impedance
Channel Separation
Output Voltage
Channel Balance
Total Harmonic Distortion
Lamp Voltage
Hysteresis
Capture Range
Carrier Leak
SCA Rejection Ratio
Threshold Voltage
Supply Voltage
Quiescent Current
19kH
Z
Test Point
IF Muting Circuit
Phase Det Output to Switch
Separation Control
Rt Audio Output
Demodulate FM Input
Phase Det Output to Switch
Phase Det Input
Phase Det Output to VCO
Phase Det Output to VCO
GND
Lt Audio Output
Demodulate FM Input
V
CC
VCO Frequency Control
Stereo Indicator Lamp
1
2
3
4
5
6
7
16
15
14
13
12
11
10
8
9
Pin Connection Diagram
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