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參數(shù)資料
| 型號(hào)： | LA9520V |
| 廠商： | Sanyo Electric Co.,Ltd. |
| 英文描述： | AV Coupler Receiver(AV耦合接收器) |
| 中文描述： | 影音耦合器接收器（影音耦合接收器） |
| 文件頁數(shù)： | 3/12頁 |
| 文件大?。?/td> | 143K |
| 代理商： | LA9520V |
No. 6469-3/12
LA9520V
Continued from preceding page.
Parameter
Symbol
Conditions
Ratings
Unit
min
typ
max
[Audio Block]
*
Audio block initial output is adjusted with the pin 9 input.
Audio left channel
Output adjustment voltage
For a 4.3 MHz,
f = ±22.5 kHz, fm = 400 Hz input,
the pin 14 adjustment voltage such that the pin 20 output
is 30 mV rms. V
IN
= 80 dBμ, Test pin: 14
For a 4.8 MHz,
f = ±22.5 kHz, fm = 400 Hz input,
the pin 15 adjustment voltage such that the pin 21 output
is 30 mV rms. V
IN
= 80 dBμ, Test pin: 15
After reference output adjustment, the pin 21 demodulator
VdemR 75 kHz
output when the input to pin 26 is 4.8 MHz ±75 kHz,
fm = 1 kHz, V
IN
= 80 dBμ, Test pin: 21
After reference output adjustment, the pin 20 demodulator
VdemL 75 kHz output when the input to pin 28 is 4.3 MHz ±75 kHz,
fm = 1 kHz, V
IN
= 80 dBμ, Test pin: 20
The total amplifier gain (after output level adjustment)
GvampL
from the pin 23 input to the pin 20 output.
V
IN
= 100 mVrms, f = 400 Hz., Test pin: 20
The total amplifier gain (after output level adjustment)
GvampR
from the pin 16 input to the pin 21 output.
V
IN
= 100 mVrms, f = 400 Hz., Test pin: 21
The frequency characteristics (after output level
adjustment) from pin 23 to pin 20. The frequency such
that the level is down –3 dB from the output reference at
f = 400 Hz, Test pin: 20
VacontL
0.05
1.15
Vdc
Audio right channel
Output adjustment voltage
VacontR
0.05
1.15
Vdc
Audio right channel
demodulator output
0.6
0.9
1.2
Vrms
Audio left channel
demodulator output
0.6
0.9
1.2
Vrms
Audio left channel amplifier
output
10
dB
Audio right channel amplifier
output
10
dB
Audio amplifier frequency
characteristics (L)
FA-AMP L
15
kHz
The frequency characteristics (after output level
adjustment) from pin 16 to pin 21. The frequency such
that the level is down –3 dB from the output reference at
f = 400 Hz, Test pin: 21
The left channel distortion when a 4.3 MHz,
f = ±22.5 kHz,
fm = 1 kHz signal is input to pin 28.
V
IN
= 80 dBμ, Test pin: 20
The right channel distortion when a 4.8 MHz,
f = ±22.5 kHz,
fm = 1 kHz signal is input to pin 26.
V
IN
= 80 dBμ, Test pin: 21
With no modulation, the standard output reference
signal-to-noise ratio
IHFA filter, the LA9520V independent signal-to-noise ratio,
V
IN
= 80 dBμ, Test pin: 20
With no modulation, the standard output reference
signal-to-noise ratio
IHFA filter, the LA9520V independent signal-to-noise ratio,
V
IN
= 80 dBμ, Test pin: 21
Audio amplifier frequency
characteristics (R)
FA-AMP R
15
kHz
Left channel total harmonic
distortion
THDL
1.0
3
%
Right channel total harmonic
distortion
THDR
1.0
3
%
Left channel output noise
voltage
V
N
Lch
45
55
dB
Right channel output noise
voltage
V
N
Rch
45
55
dB
[Muting Block]
Audio muting operating input
level 1
(Muting level adjustment
voltage)
With no carrier input, the value of the voltage adjusted to
mute the audio output.
*
With an external 30 dB amplifier connected to pin 9.
Rg = 4.7 k
Test pin: 13
Vmcont1
0.05
1.05
Vdc
Video muting operating input
level 2
(Muting level adjustment
voltage)
With no carrier input, the value of the voltage adjusted to
mute the audio output.
*
With an external 30 dB amplifier connected to pin 9.
Rg = 4.7 k
Test pin: 12
Vmcont2
0.05
1.05
Vdc
Muted signal output
Low level
VmuteL
The pin 29 output when the muting function is off.
Test pin: 29
0.5
Vdc
Muted signal output
High level
VmuteH
The pin 29 output when the muting function is on.
Test pin: 29
V
CC
– 1
Vdc
Noise detection voltage level
VDET
The pin 11 voltage with no carrier input.
With an external 30 dB amplifier connected to pin 9.
3.0
Vdc
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