參數(shù)資料
型號(hào)： LV25200M
元件分類： 調(diào)諧器
英文描述： 4-BAND, AUDIO TUNER, PQFP80
封裝： 14 X 14 MM, QFP-80
文件頁數(shù)： 11/16頁
文件大?。?/td> 517K
代理商： LV25200M
LV25200M
No.A0976-4/45
Continued from preceding page.
CCB Command
Parameter
Symbol
Conditions
IN1
IN2
IN3
-1
IN3
-2
IN3
-3
IN3
-4
IN3
-5
min
typ
max
Unit
1-23 SD sensitivity
SD-senFM
MIX input level at which SD pin is
ON, shifter-adj, non-mod
20
37
25
20
25
30 dB
μV
IF count sensitivity
IF-count-
sens.FM
IF count sensitivity at MIX input,
non-mod
20
37
25
19
25
16
dB
μV
VSMFM-1
No input,
pin 38 DC output non-mod
19
37
25
0.5
V
VSMFM-2
10dB
μV,
pin 38 DC output non-mod
19
37
25
0.75
V
VSMFM-3
30dB
μV, pin 38 DC output non-
mod [IN3-2 D0-4] S-meter shift-adj
19
37
25
A1
25
1.8
1.85
1.9
V
VSMFM-4
50dB
μV,
pin 38 DC output non-mod
19
37
25
3.3
V
1-24 S-meter DC output
VSMFM-5
80dB
μV,
pin 38 DC output non-mod
19
37
25
4.8
V
VSMFM-A1
No input,
pin 40 DC output non-mod
19
37
25
0.45
V
VSMFM-A2
10dB
μV,
pin 40 DC output non-mod
19
37
25
0.85
V
VSMFM-A3
30dB
μV,
pin 40 DC output non-mod
19
37
25
1.51
1.78
2.1
V
VSMFM-A4
50dB
μV,
pin 40 DC output non-mod
19
37
25
3.05
V
1-24 S-meter AC pin DC
output
VSMFM-A5
80dB
μV,
pin 40 DC output non-mod
19
37
25
4.8
V
1-25 S-meter inclination
standard - 1
S-curve1
Holds [IN3-2 D0-4] data,
which was obtained by deducting
(VSMFM-2) from VSM (VSMFM-3)
19
37
25
0.85
1.1
1.4
V
1-26 S-meter inclination
standard - 2
S-curve2
Holds [IN3-2 D0-4] data,
which was obtained by deducting
(VSMFM-3) from VSM (VSMFM-4)
19
37
25
1
1.45
1.9
V
1-27 Mute drive output
VMUTE-60
60dB
μV,
pin 42 output DC output non-mod
19
37
25
0.15
0.3
V
1-28 Noise convergence - 1
FM NOISE-20
60dB
μV.98.1MHz, 30%mod,
input reference, output level of
the input -20dBμV,
MUTE=OFF(42pin=GND)
19
37
25
-14
-9
-4
dB
1-29 N-AGC ON input
VNAGC
98.1MHz, non-mod, MIX input
level at which pin 1 becomes
0.6V or more
19
37
25
33
25
66
75
84 dBμV
1-30 W-AGC ON input
VWAGC
98.1MHz, non-mod,
pin 38 =1.0V applied (Keyed on),
MIX input level at which pin 1
becomes 0.6V or more
19
37
25
35
25
82
90
98 dBμV
1-31 Image obstruction
ratio-1
Removal amount of
108.1M +21.4MHz
21
37
25
15
dB
1-32 Image obstruction
ratio-2
Removal amount of
90M -21.4MHz
28
37
25
15
dB
SD bandwidth - 1
BW-mute1
98.1MHz, non-mod, 50dB
μV,
Bandwidth at which SD pin is
turned ON
20
37
23
25
37
25
70
100
130
kHz
SD bandwidth - 2
BW-mute2
98.1MHz, non-mod, 50dB
μV,
Bandwidth at which SD pin is
turned ON
20
37
23
25
38
25
130
200
270
dB
1-33 Conversion gain
A.V.
98.1MHz, 60dB
μV, non-mod,
FECF output
28
37
25
85
130
200 mVrms
Continued on next page.
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