TEA2014A.PDF

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VIDEO SWITCH
TEA2014A
VIDEO SWITCH
. 1 VIDEO OUTPUT 75 W -1V PP NOT
SWITCHED
. SHORT CIRCUIT PROTECTION OF INPUTS
AND OUTPUTS
. CLAMPED VIDEO INPUTS
DIP8
(Plastic package)
ORDER CODE : TEA2014A
DESCRIPTION
This integrated circuit provides all video switching
allowing connections between the peri TV plug and
video sections in the TV set. The TEA2014A is
supplied in a DIP8.
PIN CONNECTIONS
GROUND
1
8
EXTERNAL VIDEO INPUT
75 W VIDEO OUTPUT
2
7
SUPPLY VOLTAGE
INTERNAL VIDEO INPUT
3
6
SWITCHED VIDEO OUTPUT
NOT TO BE USED
4
5
SWITCHING INPUT
May 1996
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. 1 SWITCHED VIDEO OUTPUT 2V PP
. VIDEO CROSSTALK : 50dB TYPICAL
199643974.001.png
TEA2014A
ABSOLUTE MAXIMUM RATINGS
Symbol
Parameter
Value
Unit
V CC
Supply Voltage
18
V
T oper
Operating Temperature
with Load > 150
°
C
W
on PIN 2
0, + 100
0, + 70
with Load = 75
W
on PIN 2
T j
Junction Temperature
– 40, + 150
°
C
T stg
Storage Temperature
– 40, + 150
°
C
–
Minimum DC Load Resistor PIN 6
Minimum DC Load Resistor PIN 2
600
75
W
W
THERMAL DATA
Symbol
Parameter
Value
Unit
R th (j-a)
Junction-ambient Thermal Resistance
Typ.
90
°
C/W
ELECTRICAL CHARACTERISTICS
T amb =+25 ° C, V CC = 9 V (unless otherwise specified)
Symbol
Parameter
Min. Typ. Max. Unit
V CC
Supply Voltage Range
8
–
14
V
I CC
Supply Current (no load on Pin 2 and Pin 6)
–
–
20
mA
I CC
Supply Current (with 75
W
Pin 2.1, with 600
W
between Pin 6.1)
–
45
–
mA
P tot
Total Power Dissipation with Load
–
400
–
mW
INPUTS (pin 8 and pin 3)
–
Internal Video Input Swing from Picture IF (positive Video)
–
–
4.5
Vpp
–
Internal Video Input Impedance (positive video)
50
–
–
k
W
–
Internal Video Input Bias Current (positive video)
6
25
40
m
A
–
External Video Input Swing (positive video)
–
–
2
Vpp
–
External Video Input Impedance (positive video)
50
–
–
k
W
SWITCHED OUTPUT (pin 6) - R LOAD = 600
W
–
Video Output Swing
4
–
–
Vpp
–
Video Output Dynamic Impedance
–
–
25
W
–
Video DC Output Voltage (sync. pulse level note 1)
1.7
2
2.4
V
–
Video Bandwith Pin 6 – from Internal Input Pin 3 (– 1 dB)
6
–
–
MHz
–
Video Bandwith Pin 6 – from External Input Pin 8 (– 3 dB)
6
–
–
MHz
–
Output Gain Pin 6 – Pin 8
+ 5
+ 6
+ 7
dB
–
Output Gain Pin 6 – Pin 3
– 1 – 0.5
0
dB
EXTERNAL OUTPUT (pin 2) - R LOAD =75
W
–
Video Output Swing
2.2
–
–
Vpp
–
Video Output Dynamic Impedance
–
10
–
W
–
Video DC Output Voltage (sync. pulse level , note)
1.7
2
2.4
V
–
Video Bandwidth (– 1dB)
6
–
–
MHz
–
Video Output Gain (pin 2 – pin 3)
– 1.8 – 1 – 0.4 dB
SWITCHING INPUT (pin 5)
–
Switching Input Unactive Low Level or Unconnected Pin (TV receiving)
0
–
3
V
–
Switching Input Active Level (ext. receiving)
7
–
V CC
V
–
Switching Input Impedance
10
–
–
k
W
Note :
W
to the ground and 10
Use a video signal with a synchro pulse in order to make the clamp work in a correct way.
m
F in series).
2/4
(75
199643974.002.png
TEA2014A
ELECTRICAL CHARACTERISTICS (continued)
T amb =+25 ° C, V CC = 9 V (unless otherwise specified)
Symbol
Parameter
Min. Typ. Max. Unit
OTHER DYNAMIC FEATURES
–
Video rejection Between Two Inputs
1MHz
1kHz
–
–50
–50
–
–
–
dB
dB
–
Linearity Distortion
Luma (test line 17)
Chroma (test line 331)
Intermodulation Luma – Chroma (test line 331)
–
–
–
2
2
5
–
–
–
%
%
%
–
Supply Voltage Rejection (1 kHz)
40
50
–
dB
TYPICAL APPLICATION
V CC
O or no connected = Video TV
Switching Input
7V = External Video
7
5
10k
W
G=2
External
Video Input
8
Reference
(low impedance)
Video
2Vpp
6
Video coming
from TV 2Vpp
3
2mA
600
W
G=1
TEA2014A
2
1
75
W
Video
1Vpp
75
W
We advice to protect the 75
W
output through a 75
W
resistor for supply voltage higher than 9 V.
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199643974.003.png
TEA2014A
PACKAGE MECHANICAL DATA
8 PINS – PLASTIC DIP
Dimensions
Millimeters
Inches
Min.
Typ.
Max.
Min.
Typ.
Max.
A
3.32
0.131
a1
0.51
0.020
B
1.15
1.65
0.045
0.065
b
0.356
0.55
0.014
0.022
b1
0.204
0.304
0.008
0.012
D
10.92
0.430
E
7.95
9.75
0.313
0.384
e
2.54
0.100
e3
7.62
0.300
e4
7.62
0.300
F
6.6
0260
I
5.08
0.200
L
3.18
3.81
0.125
0.150
Z
1.52
0.060
Information furnished is believed to be accurate and reliable. However, SGS-THOMSON Microelectronics assumes no responsibility
for the consequences of use of such information nor for any infringement of patents or other rights of third parties which may result
from its use. No licence is granted by implication or otherwise under any patent or patent rights of SGS-THOMSON Microelectronics.
Specifications mentioned in this publication are subject to change without noti ce. This publication supersedes and replaces all
information previously supplied. SGS-THOMSON Microelectronics products are not authorized for use as critical components in life
support devices or systems without express written approval of SGS-THOMSON Microelectronics.
{
1996 SGS-THOMSON Microelectronics - All Rights Reserved
Purchase of I 2 C Components of SGS-THOMSON Microelectronics, conveys a license under the Philips
I 2 C Patent. Rights to use these components in a I 2 C system, is granted provided that the system confo rms to
the I 2 C Standard Specifications as defined by Philips.
SGS-THOMSON Microelectronics GROUP OF COMPANIES
Australia - Brazil - Canada - China - France - Germany - Hong Kong - Italy - Japan - Korea - Malaysia - Malta - Morocco
The Netherlands - Singapore - Spain - Sweden - Switzerland - Taiwan - Thailand - United Kingdom - U.S.A.
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