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TEA2014A
VIDEO SWITCH
TEA2014A
VIDEO SWITCH
May 1996 VIDEO OUTPUT 75Ω-1VPP NOT
SWITCHED.1 SWITCHED VIDEO OUTPUT 2VPP.VIDEO CROSSTALK: 50dB TYPICAL.SHORT CIRCUIT PROTECTION OF INPUTS
AND OUTPUTS.CLAMPED VIDEO INPUTS
DESCRIPTION
This integrated circuit providesall video switching
allowing connectionsbetween theperi TV plug and
video sectionsin the TV set. The TEA2014Ais
suppliedina DIP8.
DIP8
(Plastic package)
ORDER CODE: TEA2014A
GROUND
INTERNAL VIDEO INPUT
NOTTOBE USED
EXTERNAL VIDEO INPUT
SUPPLY VOLTAGE
SWITCHED VIDEO OUTPUT
SWITCHING INPUT
75Ω VIDEO OUTPUT
2014A-01.EPS
PIN CONNECTIONS
1/4
ABSOLUTE MAXIMUM RATINGS
Symbol Parameter Value Unit
VCC Supply Voltage 18 V
Toper Operating Temperature
with Load> 150Ωon PIN2
with Load=75Ωon PIN2+ 100+70 Junction Temperature – 40,+ 150 °C
Tstg Storage Temperature – 40,+ 150 °C Minimum DC Load Resistor PIN6
Minimum DC Load Resistor PIN2
600 ΩΩ
2014A-01.TBL
THERMAL DATA
Symbol Parameter Value Unit
Rth(j-a) Junction-ambient Thermal Resistance Typ. 90 °C/W
2014A-02.TBL
ELECTRICAL CHARACTERISTICS
Tamb =+25 °C, VCC=9V (unless otherwise specified)
Symbol Parameter Min. Typ. Max. Unit
VCC Supply Voltage Range 8 – 14 V
ICC Supply Current (no loadon Pin2 and Pin6) – – 20 mA
ICC Supply Current (with75Ω Pin 2.1, with 600Ω between Pin 6.1) – 45 – mA
Ptot Total Power Dissipation with Load – 400 – mW
INPUTS (pin8 and pin3) Internal Video Input Swing from PictureIF (positive Video) – – 4.5 Vpp Internal Video Input Impedance (positive video) 50 – – kΩ Internal Video Input Bias Current (positive video) 6 25 40 μA External Video Input Swing (positive video) – – 2 Vpp External Video Input Impedance (positive video) 50 – – kΩ
SWITCHED OUTPUT (pin6)- RLOAD= 600Ω Video Output Swing 4 – – Vpp Video Output Dynamic Impedance – – 25 Ω Video DC Output Voltage (sync. pulse level note1) 1.7 2 2.4 V Video Bandwith Pin6– from Internal Input Pin3(–1 dB) 6 – – MHz Video Bandwith Pin6– from External Input Pin8(–3 dB) 6 – – MHz Output GainPin6– Pin8 +5 +6 +7 dB Output GainPin6– Pin3 –1 –0.5 0 dB
EXTERNAL OUTPUT (pin2)- RLOAD =75Ω Video Output Swing 2.2 – – Vpp Video Output Dynamic Impedance – 10 – Ω Video DC Output Voltage (sync. pulse level, note) 1.7 2 2.4 V Video Bandwidth(– 1dB) 6 – – MHz Video Output Gain (pin2–pin3) – 1.8 –1 – 0.4 dB
SWITCHING INPUT (pin5) Switching Input Unactive Low Levelor Unconnected Pin (TV receiving) 0 – 3 V Switching Input Active Level (ext. receiving) 7 – VCC V Switching Input Impedance 10 – – kΩ
2014A-03.TBL
Note: Usea video signal witha synchro pulsein order tomakethe clamp workin acorrect way.
(75Ωtothe groundand 10μF inseries).
TEA2014A
2/4
2Reference
(low impedance)2
600Ω
75Ω
VCC
10kΩ
External
Video Input
Video
1Vpp1
75Ω
2mA
Switching Inputorno connected= Video TV= External Video
Video
2VppVideo coming
from TV 2Vpp
TEA2014A
2014A-02.EPS adviceto protectthe 75Ω output through a75Ω resistorfor supply voltage higher than9V.
TYPICAL APPLICATION
ELECTRICAL CHARACTERISTICS (continued)
Tamb =+25 °C, VCC=9V (unless otherwise specified)
Symbol Parameter Min. Typ. Max. Unit
OTHER DYNAMIC FEATURES Video rejection Between Two Inputs
1MHz
1kHz
–50 Linearity Distortion
Luma (test line 17)
Chroma (test line 331)
Intermodulation Luma– Chroma (test line 331) Supply Voltage Rejection(1 kHz) 40 50 – dB
2014A-04.TBL
TEA2014A
3/4
Information furnishedis believedtobe accurateand reliable. However, SGS-THOMSON Microelectronics assumes noresponsibility
forthe consequencesof use ofsuchinformation norfor anyinfringementof patents orotherrightsof third parties whichmay result
fromits use.No licence isgrantedby implication orotherwise underany patentor patent rightsof SGS-THOMSON Microelectronics.
Specifications mentionedin this publicationare subjectto change without notice. This publication supersedes and replacesall
information previously supplied. SGS-THOMSONMicroelectronics products arenot authorized foruseas criticalcomponentsinlife
support devicesor systems without express written approvalof SGS-THOMSON Microelectronics. 1996 SGS-THOMSON Microelectronics-All Rights Reserved
PurchaseofI2C Components ofSGS-THOMSON Microelectronics, conveysa license underthe Philips2C Patent. Rightsto use these componentsinaI2C system,is granted provided thatthe systemconformsto
theI2C Standard Specificationsas definedby Philips.
SGS-THOMSON Microelectronics GROUP OFCOMPANIES
Australia- Brazil -Canada- China- France- Germany- HongKong- Italy -Japan- Korea- Malaysia- Malta- Morocco
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PM-DIP8.EPS
PACKAGE MECHANICAL DATA PINS– PLASTIC DIP
Dimensions Millimeters Inches
Min. Typ. Max. Min. Typ. Max. 3.32 0.131 0.51 0.020 1.15 1.65 0.045 0.065 0.356 0.55 0.014 0.022 0.204 0.304 0.008 0.012 10.92 0.430 7.95 9.75 0.313 0.384 2.54 0.100 7.62 0.300 7.62 0.300 6.6 0260 5.08 0.200 3.18 3.81 0.125 0.150 1.52 0.060
DIP8.TBL
TEA2014A
4/4
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Partno	Mfg	Dc	Qty	Available	Descript
TEA2014A	STM	N/a	1000	avai	VIDEO SWITCH