Datasheet TEA2014A Datasheet (SGS Thomson Microelectronics)

.

1 VIDEO OUTPUT 75Ω-1V
SWITCHED

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1 SWITCHEDVIDEOOUTPUT 2V

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VIDEOCROSSTALK : 50dB TYPICAL

.

SHORT CIRCUIT PROTECTION OF INPUTS
ANDOUTPUTS

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CLAMPEDVIDEO INPUTS

PP

PP

TEA2014A

VIDEO SWITCH

NOT

DIP8

(Plastic package)

ORDER CODE : TEA2014A

DESCRIPTION

This integrated circuit providesall video switching
allowingconnectionsbetweentheperi TV plugand
video sections in the TV set. The TEA2014A is
suppliedin a DIP8.

PINCONNECTIONS

GROUND

75ΩVIDEO OUTPUT

INTERNAL VIDEO INPUT

NOT TO BE USED

1
2
3
4

8

EXTERNAL VIDEO INPUT

7

SUPPLY VOLTAGE

6

SWITCHED VIDEO OUTPUT

5

SWITCHING INPUT

2014A-01.EPS

May 1996

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TEA2014A

ABSOLUTE MAXIMUM RATINGS

Symbol Parameter Value Unit

V

CC

T

oper

T

T

stg

– Minimum DC Load Resistor PIN6

THERMALDATA

Symbol Parameter Value Unit

R

th (j-a)

ELECTRICAL CHARACTERISTICS

=+25°C, VCC= 9 V (unless otherwisespecified)

T

amb

Symbol Parameter Min. Typ. Max. Unit

V

CC

I

CC

I

CC

P

tot

INPUTS (pin8 and pin3)

– Internal Video Input Swing from Picture IF (positive Video) – – 4.5 Vpp
– Internal Video Input Impedance (positivevideo) 50 – – kΩ
– Internal Video Input Bias Current (positive video) 6 25 40 µA
– External Video Input Swing (positivevideo) – – 2 Vpp
– External Video Input Impedance (positive video) 50 – – kΩ

SWITCHED OUTPUT (pin 6) - R

– VideoOutput Swing 4 – – Vpp
– VideoOutput Dynamic Impedance – – 25 Ω
– VideoDC Output Voltage (sync. pulselevel note 1) 1.7 2 2.4 V
– VideoBandwith Pin 6 – from Internal Input Pin3 (– 1 dB) 6 – – MHz
– VideoBandwith 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 (pin2) - R

– VideoOutput Swing 2.2 – – Vpp
– VideoOutput Dynamic Impedance – 10 – Ω
– VideoDC Output Voltage (sync. pulselevel , note) 1.7 2 2.4 V
– VideoBandwidth (– 1dB) 6 – – MHz
– VideoOutput Gain (pin2 – pin 3) – 1.8 – 1 – 0.4 dB

SWITCHING INPUT (pin 5)

– SwitchingInput Unactive Low Level or Unconnected Pin(TV receiving) 0 – 3 V
– SwitchingInput Active Level (ext. receiving) 7 – V
– SwitchingInput Impedance 10 – – kΩ

Note : Use a video signal witha synchro pulse in order to make the clamp work in acorrect way.
(75Ω to the ground and 10µF in series).

Supply Voltage 18 V
Operating Temperature

with Load > 150 Ω onPIN 2
with Load = 75 Ω on PIN2

Junction Temperature – 40, + 150 °C

j

0, + 100

0, + 70

Storage Temperature – 40, + 150 °C

600

Minimum DC Load Resistor PIN2

75

Junction-ambient Thermal Resistance Typ. 90 °C/W

Supply Voltage Range 8 – 14 V
Supply Current (no loadon Pin 2 and Pin 6) – – 20 mA
Supply Current (with 75 Ω Pin 2.1, with 600 Ω betweenPin 6.1) – 45 – mA
Total Power Dissipation with Load – 400 – mW

= 600 Ω

LOAD

=75Ω

LOAD

CC

°C

Ω
Ω

2014A-01.TBL

2014A-02.TBL

V

2014A-03.TBL

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TEA2014A

ELECTRICAL CHARACTERISTICS (continued)

=+25°C, VCC= 9 V (unless otherwisespecified)

T

amb

Symbol Parameter Min. Typ. Max. Unit

OTHER DYNAMIC FEATURES

– Videorejection Between Two Inputs

– LinearityDistortion

Luma (test line 17)
Chroma (test line 331)
Intermodulation Luma – Chroma (testline 331)

– SupplyVoltage Rejection(1 kHz) 40 50 – dB

TYPICALAPPLICATION

External

Video Input

1MHz
1kHz

–

–50–––dB

–50

–

2
–
–

V

CC

O or no connected = Video TV

–

2

–

5

–

Switching Input

7V = External Video

10kΩ

7

5

G=2

8

dB

%
%
%

2014A-04.TBL

Reference
(low impedance)

Video coming

from TV 2Vpp

3

2mA

G=1

TEA2014A

75Ω

We advice to protect the 75 Ω output through a 75 Ω resistor for supply voltage higher than 9 V.

Video
1Vpp

75

Ω

6

600

Video
2Vpp

Ω

12

2014A-02.EPS

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TEA2014A

PACKAGEMECHANICALDATA

8 PINS– PLASTICDIP

Dimensions

Min. Typ. Max. Min. Typ. Max.

Millimeters Inches

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 furnishedis believed to be accurate and reliable. However, SGS-THOMSON Microelectronicsassumes no responsibility
for the consequences of use of such information norfor any infringement of patents or otherrights of third parties which may result
from its use. Nolicence 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 notice. This publication supersedes and replaces all
information previouslysupplied. 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

I

C Patent. Rights to use these components in a I2C system, is granted provided that the system conformsto

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The Netherlands - Singapore - Spain - Sweden - Switzerland - Taiwan - Thailand - United Kingdom -U.S.A.

2

C Components of SGS-THOMSON Microelectronics, conveys a license under the Philips

2

the I

C Standard Specifications as defined by Philips.

SGS-THOMSON Microelectronics GROUP OF COMPANIES

PM-DIP8.EPS

DIP8.TBL

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