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参数资料
| 型号： | LA75505M |
| 元件分类： | 接收器 |
| 英文描述： | AM/FM, AUDIO/VIDEO DEMODULATOR, PDSO24 |
| 封装： | 0.300 INCH, MFP-24 |
| 文件页数： | 6/13页 |
| 文件大小： | 224K |
| 代理商： | LA75505M |
No. 6930-2/13
LA75505M
Parameter
Symbol
Conditions
Ratings
Unit
Maximum supply voltage
VCC max
7
V
Allowable power dissipation
Pd max
Ta
≤ 70°C (*Mounted on a printed circuit board)
470
mW
Operating temperature
Topr
–20 to +70
°C
Storage temperature
Tstg
–55 to +150
°C
Specifications
Maximum Ratings at Ta = 25°C
Parameter
Symbol
Conditions
Ratings
Unit
Recommended supply voltage
VCC
5
V
Operating voltage range
VCC op
4.5 to 5.5
V
Operating Conditions at Ta = 25°C
Parameter
Symbol
Conditions
Ratings
Unit
min
typ
max
[VIF Block ]
Circuit current
I17
64.0
73.6
mA
Maximum RF AGC voltage
V14H
Collector load 30 k
VC2 = 9 V
8.5
9
—
V
Minimum RF AGC voltage
V14L
0.3
0.7
V
Input sensitivity
Vi
33
39
45
dBV
AGC range
GR
58
dB
Maximum allowable input
Vimax
92
97
dBV
No-signal video output voltage
V4
3.3
3.6
3.9
V
Synchronizing signal tip voltage
V4tip
1.0
1.3
1.6
V
Video output level
VO
1.7
2.0
2.3
Vpp
Video signal-to-noise ratio
S/N
46
50
dB
C-S beating
IC-S
P/S = 10 dB
26
32
38
dB
Differential gain
DG
Vin = 80 dB
3
10
%
Differential phase
DP
2
10
deg
VIF input resistance
Ri
2.5
3.0
k
VIF input capacitance
Ci
3
6
PF
Maximum AFT voltage
V13H
4.3
4.7
5.0
V
Minimum AFT voltage
V13L
0
0.2
0.7
V
AFT tolerance 1
dfa1
f = 45.75 MHz
±35
±45
kHz
AFT tolerance 2
dfa2
f = 58.75 MHz
±45
±70
kHz
AFT detection sensitivity
Sf
RL = 100 k
//100 k
40
80
120
mV/kHz
AFT dead zone
fda
60
100
kHz
APC pull-in range (U)
fpu
1.0
1.5
MHz
APC pull-in range (L)
fpl
1.0
1.5
MHz
VCO maximum frequency range (U)
dfu
1.5
2.0
MHz
VCO maximum frequency range (L)
dfl
1.5
2.0
MHz
VCO control sensitivity
β
2.0
4.0
8.0
kHz/mV
N trap1 (4.75 MHz)
NT1
wrt 1 MHz
–30
–35
dB
N trap2 (5.25 MHz)
NT2
wrt 1 MHz
–19
–24
dB
Group delay 1 NTSC (3.0 MHz)
NGD1
wrt 1 MHz
10
40
70
ns
Group delay 1-1 NTSC (3.5 MHz)
NGD1-1
wrt 1 MHz
70
120
170
ns
Electrical Characteristics at Ta = 25°C, VCC = 5.0 V, fp = 45.75 MHz
Note: * Circuit board dimensions: 114.3
× 76.1 × 1.6 mm3, material: glass epoxy
Continued on next page.
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