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參數(shù)資料
| 型號： | 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)： | 2/12頁 |
| 文件大小： | 143K |
| 代理商： | LA9520V |
No. 6469-2/12
LA9520V
Parameter
Symbol
Conditions
Ratings
Unit
Recommended supply voltage
V
CC
5.0
V
Allowable operating voltage range
V
CC
opg
4.8 to 6.0
V
Operating Conditions
at Ta = 25°C
Parameter
Symbol
Conditions
Ratings
Unit
min
typ
max
Current drain
I
CC
No input, V
CC
= 5 V, Test pins: 3, 7, 2, 5, and 32
45
68
83
mA
[Preamplifier Block]
*
An unmodulated carrier input is used for preamplifier block testing.
Preamplifier frequency
characteristics
Fpre
Pin 9 input. The –3 dB frequency band,
f = 11.8 MHz, V
IN
= 70 dBμ, Test pin: 31
Pin 9 internal voltage conversion resistor, Test pin: 9
20
MHz
Input impedance
Zin
0.3
0.5
1.0
k
Output level
Voutpre
The output level when the AGC is on, V
IN
= 100 dBμ,
Test pin: 31
0.55
0.9
1.5
Vp-p
Gain (AGC off)
Gvpre
f = 11.8 MHz, V
IN
= 70 dBμ, Test pin: 31
The second harmonic of 12.5 MHz, V
IN
= 100 dBμ,
Test pin: 31
17
23
29
dB
Harmonic distortion 1
TH1Pre
–40
dB
[Video Block]
Video amplifier gain adjustment
voltage
Pin 9 input. For a 2 MHz modulated input,
The voltage such that the pin 1 output level becomes 1 Vp-p,
V
IN
= 100 dBμ, Test pin: 35
Pin 36 input. The conversion voltage ratio linearity at the
LINdeomo points ±3.5 MHz from the 12.5 MHz reference.
V
IN
= 100 dBμ, Test pin: 33
Pin 36 input. The pin 33 leakage when a carrier frequency
of 12.5 MHz is applied. V
IN
= 100 dBμ, Test pin: 33
Pin 36 input. The second harmonic leakage level when a
THD2
carrier frequency of 12.5 MHz is applied.
V
IN
= 100 dBμ, Test pin: 33
Pin 36 input. The output value when a 2 MHz modulated
waveform is input, V
IN
= 100 dBμ, Test pin: 33
Pin 34 input. With a 75
load on pin 1, the total gain
GVamp
after adjusting the output to be 1 Vp-p, f = 150 kHz.
V
IN
= 0.1 Vp-p, Test pin: 1
The second harmonic of 150 kHz, V
IN
= 0.1 Vp-p
Test pin: 1
Vvcont
0.05
1.15
Vdc
Demodulator linearity
–7
0
+7
%
Demodulator demodulation
leakage
Vleak
–50
dB
Demodulator second harmonic
distortion
–55
dB
Demodulator conversion output
Vconv.
0.1
0.23
0.4
Vp-p
Video amplifier gain
13
dB
THD1V
–50
dB
Video harmonic distortion 1
THD2V
The second harmonic of 11 MHz, V
IN
= 0.1 Vp-p
Test pin: 1
–48
dB
Video harmonic distortion 2
Video driver frequency
characteristics
Fvamp
The gain ratio for 150 kHz and 5 MHz. V
IN
= 0.1 Vp-p
Test pin: 1
–6
–3
+3
dB
Driver maximum output voltage
Voutmax
V
CC
= 5 V, the maximum output amplitude
with a 75
load. Test pin: 1
The difference between the pin 4 and the pin 5 voltages
with no input. Test pins: 4 and 5
1.2
1.5
Vp-p
DC clamp level difference
VCLMP
0.05
0.5
Vdc
Electrical Characteristics
at Ta = 25°C, V
CC
= 5 V
Representative input conditions:
Carrier input frequency - Audio left channel: 4.3 MHz
Audio right channel: 4.8 MHz
Video: 11.8 MHz
Audio modulation frequency: fm = 400 Hz, 1 kHz, modulation
f = ±22.5 kHz (standard), ±75 kHz
Video signal input: Modulation of 2 MHz (standard) for a 0.5 Vp-p NTSC composite video signal
With the circuit adjusted to an audio demodulated output of 300 mVrms and a video demodulated output of
1 Vp-p for the above standard input.
Continued on next page.
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