參數(shù)資料
型號： LA75520K
元件分類： 接收器
英文描述： AM/FM, AUDIO/VIDEO DEMODULATOR, PDIP24
封裝： 0.300 INCH, DIP-24
文件頁數(shù)： 5/12頁
文件大?。?/td> 134K
代理商： LA75520K
LA75520K
No.A0648-2/12
Specifications
Maximum Ratings at Ta = 25
°C
Parameter
Symbol
Conditions
Ratings
Unit
Maximum supply voltage
VCC
6V
Allowable power dissipation
Pd max
Ta
≤ 70°C, Mounted on a substrate.*
700
mW
Operating temperature
Topr
-20 to +70
°C
Storage temperature
Tstg
-55 to +150
°C
* Mounted on a substrate : 76.1
×114.3×1.6mm3, glass epoxy board.
Operating Conditions at Ta = 25
°C
Parameter
Symbol
Conditions
Ratings
Unit
Recommended supply voltage
VCC
5.0
V
Operating supply voltage
VCC op
4.5 to 5.5
V
Electrical Characteristics at Ta = 25°C, VCC = 5.0V, fp = 38.9MHz
Ratings
Parameter
Symbol
Conditions
No.
min
typ
max
Unit
VIF block
Circuit current
I4
V1
75
85
95
mA
Max RF AGC voltage
V14H
V2
4.0
4.5
5.0
V
Min RF AGC voltage
V14L
V3
0.0
0.5
1.0
V
Input sensitivity
Vi
Video out 2
V4
26
32
38
dB
μV
AGC range
GR
V5
58
63
dB
Max allowable input
Vi max
V6
95
100
dB
μV
Quiescent video output voltage
V5
V7
2.2
2.5
2.8
V
Sync signal edge voltage
V5 tip
V8
0.8
1.0
1.2
V
Video output level
VO
V9
1.0
1.2
1.4
Vp-p
Black noise threshold voltage
VBTH
V10
0.5
0.8
1.1
V
Black noise clamp voltage
VBCL
V11
1.2
1.5
1.8
V
Video S/N
S/N
B/G
V12
46
50
dB
C-S best
IC-S
P/S = 10dB
V13
38
43
dB
Differential gain
DG
VIN = 80dBμ
V14
3
6.5
%
Differential phase
DP
V15
3
5
deg
Quiescent AFT voltage
V12
15pin to VCC
V16
2.0
2.5
3.0
V
Max AFT voltage
V12H
LOAD 22k
Ω/22kΩ
V17
4
4.5
5
V
Min AFT voltage
V12L
LOAD 22k
Ω/22kΩ
V18
0
0.5
1
V
AFT sensitivity
SF
LOAD 22k
Ω/22kΩ
V19
8.5
12.5
16.5
mV/kHz
APC pull-in range (U)
Fpu
V20
2.0
2.4
MHz
APC pull-in range (L)
Fpl
V21
-2.4
-2.0
MHz
VCO control sensitivity
β
V22
3
6
12
kHz/mV
VIF input resistance
Ri
38.9MHz
V23
1.0
1.5
k
Ω
VIF input capacity
Ci
38.9MHz
V24
3
6
pF
N trap1 (4.5M)
NT1
wrt 1MHz
V25
-30
-35
dB
N trap2 (4.8M)
NT2
wrt 1MHz
V26
-19
-24
dB
BG trap1 (5.5M)
BT1
wrt 1MHz
V27
-27
-32
dB
BG trap2 (5.85M)
BT2
wrt 1MHz
V28
-20
-25
dB
I trap1 (6.0M)
IT1
wrt 1MHz
V29
-25
-30
dB
I trap2 (6.55M)
IT2
wrt 1MHz
V30
-15
-20
dB
DK trap1 (6.5M)
DT1
wrt 1MHz
V31
-25
-30
dB
Group delay 1 NTSC (3.0M)
NGD1
wrt 1MHz
V32
30
80
145
ns
Group delay 1-1 NTSC (3.5M)
NGD1-1
wrt 1MHz
V33
110
200
290
ns
Group delay 2 BG (4M)
BGD2
wrt 1MHz
V34
50
130
210
ns
Group delay 2-1 BG (4.4M)
BGD2-1
wrt 1MHz
V35
120
200
280
ns
Group delay 3 I (4M)
IGD3
wrt 1MHz
V36
0
80
130
ns
Continued on next page.
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