TK83361M 查看數據表（PDF） - Toko America Inc
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TK83361M Datasheet PDF : 15 Pages
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TK83361M
TYPICAL PERFORMANCE CHARACTERISTICS (CONT.)
OUTPUT LEVEL, TOTAL HARMONIC
DISTORTION vs. IF DEVIATION
FREQUENCY
600
6.0
VCC =4.0V
500
fIF = 455kHz
VIF = +80dBµ
5.0
fm = 1kHz
400
4.0
300
3.0
200
2.0
VO(DET)
100
1.0
THD
0
0.0
0 1 2 3 4 5 6 7 8 9 10
fdev., IF DEVIATION FREQUENCY
(kHz)
9 - 4. Filter Amplifer Section
GAIN vs. INPUT FREQUENCY
70
VCC = 4.0V
60
Vin = 0.3mV
R1 = 510Ω
Rf = 470kΩ
50
40
30
1µF
+
20
11
Rf
10
1+µF
10
R1
0
1k
10k
100k
1M
fin, FILTER AMPLIFIER INPUT
FREQUENCY (Hz)
9 - 5. Squelch Section
SCAN CONTROL vs. SQUELCH
INPUT VOLTAGE
4.0
SC
SC
3.5
3.0
2.5
2.0
1.5
1.0
0
.60
VCC = 4.0V
.65
.70
.75
.80
VSQ, SQUELCH INPUT VOLTAGE(V)
December 2000 TOKO, Inc.
OUTPUT LEVEL vs. IF MODULATION
FREQUENCY
RD =
±0 20kΩ
10kΩ
-10
5kΩ
-20
VCC
-30 VCC =4.0V
fIF = 455kHz
VIF = +80dBµ
RD
QUAD
COIL
-40
fdev = ±3kHz
Pin 9: open
8
100 1k
10k
100k
1M
fm, IF MODULATION FREQUENCY (HZ)
INPUT LEVEL RESPONSE
10
100
THD
1
VOUT
10.0
100m
10m
0.1
VCC = 4.0V
Fin = 10kHz
R1 = 510Ω
Rf = 470kΩ
1
10
Vin, INPUT LEVEL(mVrms)
1.0
0.1
100
Page 5
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