參數(shù)資料
型號: TK14489V
廠商: TOKO INC
元件分類: 接收器
英文描述: FM, AUDIO SINGLE CHIP RECEIVER, PDSO20
封裝: TSSOP-20
文件頁數(shù): 19/25頁
文件大?。?/td> 2570K
代理商: TK14489V
TK14489V
GC3-E011E
Page 3
6. ELECTRICAL CHARACTERISTICS
V
CC=5.0V, Ta=25°C , fRF=10.7MHz, fm=1kHz, fdev.=±3kHz, fLOCAL=10.245MHz, VLO=-5dBm
Value
Parameter
Symbol
MIN
TYP
MAX
Units
Conditions
Supply Current 1
I
CC1
3.2
4.8
mA
No signal, squelch "off"
Supply Current 2
I
CC2
4.5
6.8
mA
No signal, squelch "on"
-3dB Limiting Sensitivity
L
imit
6
12
dB
-3dB point
12dB SINAD Sensitivity
SINAD
8
14
dB
Output Voltage
V
O
60
100
160
mVrms
V
in=+80dB, fdev.=±3kHz
Output Impedance
Z
O
800
1500
V
in=+80dB, fdev.=±3kHz
Total Harmonic Distortion
THD
0.5
2.5
%
V
in=+80dBu, fdev.=±3kHz
Mixer Section
Mixer Conversion Gain
G
M
25
31
37
dB
Mixer Output Pin: open
Mixer Input Resistance
R
IM
2.4
3.6
4.7
k
DC Measurement
RSSI(S. Meter) Section
Signal Meter Output 0
S
0
0.00
0.20
0.50
V
No signal, R
S=22k
Signal Meter Output 1
S
1
0.20
0.55
0.85
V
in=+15dB, RS=22k
Signal Meter Output 2
S
2
0.80
1.15
1.50
V
in=+35dB, RS=22k
Signal Meter Output 3
S
3
1.40
1.80
2.15
V
in=+55dB, RS=22k
Signal Meter Output 4
S
4
1.95
2.30
2.70
V
in=+75dB, RS=22k
Signal Meter Output 5
S
5
2.15
2.50
2.90
V
in=+95dB, RS=22k
Filter Amplifier Section
Filter Amplifier Gain
F
C
40
46
52
dB
f
in=10kHz, Vin=1mV
Filter Amplifier
Output Terminal Voltage
F
DC
0.50
0.75
0.95
V
No Signal
Squelch Section
Scan Control High Level
S
H
4.30
4.65
5.00
V
Squelch Input V
SQ=0.0V
Scan Control Low Level
S
L
-0.20
0.01
0.50
V
Squelch Input V
SQ=2.5V
Scan Control High Level
S
H
4.30
4.95
5.00
V
Squelch Input V
SQ=2.5V
Scan Control Low Level
S
L
-0.20
0.02
0.50
V
Squelch Input V
SQ=0.0V
Squelch Hysteresis
H
YS
40
80
180
mV
R
HYS=430
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