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NTE7050 데이터시트(Datasheet) 4 Page - NTE Electronics

부품명 NTE7050
상세내용  Integrated Circuit Phase Lock Loop (PLL) Stereo Decoder
PDF  5 Pages
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제조사  NTE [NTE Electronics]
홈페이지  http://www.nteinc.com
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AC Electrical Characteristics (Cont’d): (All parameters are measured in the circuit at nominal
supply voltage(VCC = 8.5V) and TA = +25°C)
Parameter
Symbol
Test Conditions
Min
Typ
Max
Unit
Carrier and Harmonic Suppression at the Output (Cont’d) (Note 3)
ACI (Adjacent Channel Interference)
α114
f = 114kHz, Note 7
90
dB
α190
f = 190kHz, Note 7
60
dB
Ripple Rejection
RR100
f = 100Hz,
V9 = 8.5V
46
dB
VRIPPLE = 100mV
V9 = 7.0V
TBD
dB
VCO (Voltage–Controlled Oscillator)
Oscillator Frequency Adjustable
with R8
fOSC
228
kHz
Capture Range (Deviation from
228kHz Center Frequency)
∆f/f
VPILOT = 32mV
4
%
Temperature Drift (Uncompensated)
TC
+200
ppm/
°C
Muting Circuit (Pin11)
Input Voltage (Mute “ON”)
VDlow
0.8
V
Input Voltage (Mute “OFF”)
VDhigh
2.0
8.0
V
Input Current (Mute “ON”)
–IDlow
25
10
µA
Input Current (Mute “OFF”)
IDhigh
TBD
µA
Source Selector (Pin10) Switching Level
Cassette–to–Radio
VClow
0.8
V
–IClow
25
10
µA
Radio–to–Cassette
VChigh
2.0
8.0
V
IChigh
TBD
µA
Note 3. Reference output voltage at 1kHz (measured channel R (Pin2)).
Note 7. ACI (Adjacent Channel Interference):
α114 =
: fS = 110kHz – (3 x 38kHz)
VO (signal) at 1kHz
VO (spurious) at 4kHz
α190 =
: fS = 186kHz – (3 x 38kHz)
VO (signal) at 1kHz
VO (spurious) at 4kHz
measured with: 90% mono signal; fS = 1kHz; 9% pilot signal; 1% spurious signal
(fS = 110 or 186kHz, unmodulated).




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