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參數(shù)資料
| 型號： | LA75691 |
| 廠商： | Sanyo Electric Co.,Ltd. |
| 英文描述： | IF Signal-Processing IC for PAL/NTSC Multichannel Audio TV and VCR Systems |
| 中文描述： | 中頻信號處理集成電路PAL / NTSC制式多聲道音頻的電視機(jī)和錄像機(jī)系統(tǒng) |
| 文件頁數(shù)： | 2/13頁 |
| 文件大?。?/td> | 267K |
| 代理商： | LA75691 |
No. 5734-2/13
LA75691
Parameter
Symbol
Conditions
Ratings
Unit
Maximum supply voltage
V
CC
max
V13, V17
13.2
V
Circuit voltage
V
CC
–3
V
I6
mA
Circuit current
I10
–10
mA
I24
–2
mA
Allowable power dissipation
Pd max
Ta
≤
68°C
720
mW
Operating temperature
Topr
–20 to +70
°C
Storage temperature
Tstg
–55 to +150
°C
Note: When mounted on a 65
×
72
×
1.6 mm laminated paper phenolic resin printed circuit board.
Specifications
Maximum Ratings
at Ta = 25°C
Parameter
Symbol
Conditions
Ratings
Unit
min
typ
max
[VIF Block]
Circuit current
I
5
35.5
42.0
48.5
V
Maximum RF AGC voltage
V
14H
V
14L
V
IN
G
R
V
IN
max
V
6
V
6
tip
V
O
V
BTH
V
BCL
S/N
7.5
8.1
V
Minimum RF AGC voltage
0
0.5
V
Input sensitivity
S1 = Off
24
30
36
dBμV
AGC range
62
68
dB
Maximum allowable input
92
97
dBμV
No-signal video output voltage
3.5
3.8
4.2
V
Synchronizing signal tip voltage
1.15
1.45
1.74
V
Video output level
1.7
2.0
2.3
Vp-p
Black noise threshold voltage
0.5
0.8
1.1
V
Black noise clamp voltage
2.5
2.8
3.1
V
Video signal-to-noise ratio
48
50
dB
C-S beating
IC-S
38
43
dB
Frequency characteristics
f
C
DG
6 MHz
–3.0
–1.5
dB
Differential gain
3.0
6.5
%
Differential phase
DP
3
5
deg
Maximum AFT voltage
V
13H
V
13L
Sf
8.5
8.7
9.0
V
Minimum AFT voltage
0
0.18
0.5
V
AFT detection sensitivity
22.4
28.0
33.6
mV/kHz
k
pF
VIF input resistance
Ri
38.9 MHz
1.5
VIF input capacitance
Ci
38.9 MHz
3
APC pull-in range (U)
f
PU
f
PL
dfa 1
0.8
1.3
MHz
APC pull-in range (L)
–1.5
–0.8
MHz
AFT frequency tolerances 1
–300
0
+300
kHz
VCO1 maximum variability range (U)
dfu
1.0
1.3
MHz
VCO1 maximum variability range (L)
dfl
–1.5
–1.0
MHz
VCO control sensitivity
B
1.4
2.8
5.6
kHz/mV
5.5 MHZ output level
S
O
P/S = 14 dB
92
95
98
mVrms
[SIF Block]
Limiting voltage
Vi (lim)
5.5 MHz ± 30 kHz
43
48
53
dBμV
FM detector output voltage
V
O
(FM)
AMR
5.5 MHz ± 30 kHz
720
900
1100
mVrms
AM rejection ratio
AM = 30 %
50
60
dB
Total harmonic distortion
THD
0.3
0.8
%
SIF signal-to-noise ratio
S/N (FM)
57
62
dB
Operating Characteristics
at Ta = 25°C, V
CC
= 9 V, f
P
= 38.9 MHz
Parameter
Symbol
Conditions
Ratings
Unit
Recommended supply voltage
V
CC
V
CC
op
9
V
Operating supply voltage range
8.5 to 12.5
V
Operating Conditions
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