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參數(shù)資料
| 型號： | LA7565KM |
| 元件分類： | 接收器 |
| 英文描述： | AM/FM, AUDIO/VIDEO DEMODULATOR, PDSO24 |
| 封裝： | MFP-24 |
| 文件頁數(shù)： | 12/18頁 |
| 文件大小： | 207K |
| 代理商： | LA7565KM |
No. 6100-3/18
LA7565E, 7565KM
Parameter
Symbol
Conditions
Ratings
Unit
min
typ
max
[VIF Block]
Circuit current
I5
37.4
44
50.6
mA
Maximum RF AGC voltage
V14H
7.5
8.1
V
Minimum RF AGC voltage
V14L
0
0.5
V
Input sensitivity
VIN
S1 = OFF
26
32
38
dBV
AGC range
GR
62
68
dB
Maximum allowable input
VIN max
92
97
dBV
No-signal video output voltage
V6
3.5
3.8
4.2
V
Synchronizing signal tip voltage
V6 tip
1.15
1.45
1.74
V
Video output level
VO
1.7
2.0
2.3
Vp-p
Black noise threshold voltage
VBTH
0.5
0.8
1.1
V
Black noise clamp voltage
VBCL
2.5
2.8
3.1
V
Video S/N ratio
S/N
48
50
dB
C-S beat
IC-S
38
43
dB
Frequency characteristics
fC
6 MHz
–3.0
–1.5
dB
Differential gain
DG
3.0
6.5
%
Differential phase
DP
3
5
deg
No-signal AFT voltage
V13
3.5
4.4
5.5
V
Maximum AFT voltage
V13H
8.0
8.7
9.0
V
Minimum AFT voltage
V13L
0
0.18
1.00
V
AFT detection sensitivity
Sf
25
36
47
mV/kHz
VIF input resistance
Ri
38.9 MHz
1.5
k
VIF input capacitance
Ci
38.9 MHz
3
pF
APC pull-in range (U)
fPU
0.8
1.3
MHz
APC pull-in range (L)
fPL
–1.5
–0.8
MHz
AFT tolerance frequency 1
dfa 1
–300
0
+300
kHz
VCO1 maximum frequency range (U)
dfu
1.0
1.3
MHz
VCO1 maximum frequency range (L)
dfl
–1.5
–1.0
MHz
VCO control sensitivity
B
0.9
1.8
3.6
kHz/mV
[First SIF Block]
Conversion gain
VG
37.5
43.0
49.5
dB
5.5 MHz output level
SO
46
100
150
mVrms
First SIF maximum input
Si max
112
223
mVrms
First SIF input resistance
Ri (SIF)
33.4 MHz
2
k
First SIF input capacitance
Ci (SIF)
33.4 MHz
3
pF
[SIF Block]
Limiting voltage
Vi (lim)
43
48
53
dBV
FM detector output voltage
VO (FM)
5.5 MHz ± 30 kHz*
720
900
1100
mVrms
AM rejection ratio
AMR
50
60
dB
Total harmonic distortion
THD
0.3
0.8
%
SIF S/N ratio
S/N (FM)
57
62
dB
[SIF Converter]
Conversion gain
VG (SIF)
7
11
14
dB
Maximum output level
V max
102
108
111
dBV
Carrier suppression ratio
VGR (5.5)
14
26
dB
Oscillator level
VOSC
70
mVp-p
Oscillator leakage
OSCleak
8
24
dB
Oscillator stopped current
I4
300
A
Electrical Characteristics at Ta = 25°C, VCC = 9 V, fp = 38.9 MHz
Note: *The FM detector output level can be reduced and the FM dynamic range can be increased by inserting a resistor and a capacitor in series between
pin 23 and ground.
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