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參數(shù)資料
| 型號： | TDA4439 |
| 英文描述： | Video IF Amplifier for Multistandard TV and VTR |
| 中文描述： | 視頻中頻多標準電視和錄像機放大器 |
| 文件頁數(shù)： | 3/7頁 |
| 文件大?。?/td> | 105K |
| 代理商： | TDA4439 |
TELEFUNKEN Semiconductors
TDA4439
Rev. A1: 14.09.1995
3 (7)
Thermal Resistance
Parameters
Symbol
R
thJA
Maximum
60
Unit
K/W
Junction ambient
Electrical Characteristics
V
S
=
12 V, T
amb
=
25
°
C, Reference point Pin 3, unless otherwise specified
Parameters
Test Conditions / Pins
Symbol
I
S
Min.
Typ.
65
Max.
Unit
mA
Supply current
Ultra white level at
1)
standard B/G
Ultra black clamping level
at standard B/G
Composite video output
2)
signal B/G
Video signal standard L
3)
(black/white)
Difference of the video
signals
standard
L-B/G
Clamping level
of
black
limiter
Threshold of the ultra white
inverter
Grey level of the ultra white
inverter
Supply voltage influence on
the ultra black level in
standard B/G
Supply voltage influence on
the ultra white level in
standard B/G
Video bandwidth
Video frequency response
over the AGC control range
Output DC current
Response time of the peak
4)
white control in standard L
Voltage level standard B/G
5)
Voltage level standard L
5)
Input sensitivity (sym.)
6)
Pin 15
Pin 14
v
0
4.8
5.2
5.6
V
Pin 14
v
0
1.75
1.9
2.05
V
Peak to peak Pin 14
v
0
2.7
3.0
3.3
V
Peak to peak Pin 14
v
0
1.85
2.1
2.35
V
Pin 14
10
%
Pin 14
V
14
250 mV below Sync. (typ.)
Pin 14
V
14
900 mV upper ultra white level (typ.)
Pin 14
V
14
3.6
V
Pin 14
0.5
%/V
Pin 14
Pin 14
1.0
10
%/V
MHz
–3 dB
B
video
Pin 14
Pin 14
V
video
I
14
2.0
dB
mA
V
14
=
8 V
2.8
Pin 4
Pin 2
Pin 2
t
r
10
V
S
1.2
s
V
2
V
2
2
0
V
V
v
14
=3.0 V
pp
,
V
4
= 0.8
V
Pin 1–18
v
i
120
V
IF-AGC gain reduction
Available tuner AGC
10 dB via AGC use
Automatic tuner AGC with
IF-control Pin 6 n.c.
v
p
60
dB
Pin 5
I
5
3
4
mA
Pin 5
AGC
61
dB
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| TDA4443 | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:MULTISTANDARD VIDEO IF AMPLIFIER |
| TDA4445 | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:SOUND IF AMPLIFIER |
| TDA4445A | 制造商:TEMIC 制造商全稱:TEMIC Semiconductors 功能描述:Quasi Parallel Sound Processing with Quadrature Intercarrier Demodulator |
| TDA4445B | 制造商:TEMIC 制造商全稱:TEMIC Semiconductors 功能描述:Quasi Parallel Sound Processing with Quadrature Intercarrier Demodulator |
| TDA4452 | 制造商:TEMIC 制造商全稱:TEMIC Semiconductors 功能描述:Video IF Amplifier for Multistandard TV Receiver and VTR Appliances |
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