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參數(shù)資料
| 型號： | TDA5666-5 |
| 廠商： | SIEMENS A G |
| 元件分類： | 消費家電 |
| 英文描述： | Video Modulator for FM-Audio |
| 中文描述： | SPECIALTY CONSUMER CIRCUIT, PDIP18 |
| 文件頁數(shù)： | 9/22頁 |
| 文件大小： | 1020K |
| 代理商： | TDA5666-5 |
TDA 5666-5
Semiconductor Group
9
Stability of mod.
depth
m
D
m
D
m
D
α
dif
Φ
dif
1
1
1
±
2.5
±
2.5
±
2.5
10
%
%
%
V
Video
= 1 Vpp
±
3 dB;
T
A
= 0-60
o
C
V
S
= 10-13.5 V
6
6
6
Differential gain
%
7
Differential phase
15
deg
measured with
measurement
demodulator,
video test signals
and vector scope
7
Amplitude response of video signal;
V
Video
= 1 Vpp with additional modulation
f
= 15 kHz-5 MHz
sine signal between black and white
α
V
0
Period of time required for peak white detector to reach steady state for full modulation depth with
1-white pulse per half frame when control is already in the steady state
1.5
dB
8
t
6
50
μ
s
C
at pin
11 = 10
μ
F
;
I
leakage
≤
2
μ
A
1
Setting time for video signal change from 0 Vpp to 1.4 Vpp; video blanking signal content is
uniform white level
t
120
500
μ
s
1
Setting time for video blanking signal from 100% white level to 42% grey level with subsequent
rise in grey level to 71% of video blanking signal (due to decontrol process)
t
0.4
2
10
min
1
Audio
Audio oscillator frequency range; unloaded
Q
factor of resonance circuit
Q
u
= 25;
f
resonance
= 5.5 MHz
f
A/OSC
4
Switch-on, warm-up drift of oscillator frequency;
T
C
-value of capacitor in audio oscillator circuit
is 0, the drift is only based on self-heating of component
f
A/OSC
5
Audio signal
frequency deviation
7
MHz
1
15
kHz
T
A
= const.;
V
S
= 10.0-13.5 V;
Q
u
= 25
V
1
= 150 mVrms
1
f
A/OSC
5
10
kHz
1
FM-mod.; total
harmonic distortion
THD
FM
0.6
1.5
%
9
AC/DC-Characteristics
(cont’d)
T
A
= 25
o
C;
V
S
= 12 V
Parameter
Symbol
Limit Values
Unit
Test
Condition
Test
Circuit
min.
typ.
max.
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