SGS Thomson Microelectronics TEA2124 Datasheet
.
2 VIDEO OUTPUTS WITH 150Ω LOAD
DRIVE CAPABILITY
.
DYNAMIC OUTPUT AMPLITUDE 4 VPP ON
EACH OUTPUT
.
BANDWIDTH 18MHz TYP
.
CLAMPED VIDEO INPUTS
.
FULL PROTECTION AGAINST ESD
TEA2124
VIDEO SWITCH
DIP8
(Plastic Package)
DESCRIPTION
This integrated circuit provides general video
switches. It is particularly intended for switching
between the peri TV plug and video section of the
sets. Its electrical performances make it suitable for
wide bandwidth applications (T eletext, D2MAC).
PIN CONNECTIONS
GROUND
EXTERNAL VIDEO OUTPUT
INTERNAL VIDEO INPUT
NOT TO BE USED
1
2
3
4
ORDER CODE :
8
EXTERNAL VIDEO INPUT
7
SUPPLY VOLTAGE
6
SWITCHED VIDEO OUTPUT
5
SWITCHING INPUT
TEA2124
September 1998
2124-01.EPS
1/4
TEA2124
BLOCK DIAGRAM
V
CC
SWITCH
EXT. VIDEO
7
8
6dB
5
75
W
6
INT. VIDEO
3
TEA2124
6dB
6dB
75
W
W
75
2
75
W
1
ABSOLUTE MAXIMUM RATINGS
Symbol Parameter Value Unit
V
CC
T
T
stg
Supply Voltage 14 V
Junction Temperature - 40, + 150
j
Storage Temperature - 40, + 150
2124-02.EPS
o
C
o
C
2124-01.TBL
ELECTRICAL CHARACTERISTICS
T
= 25oC, VCC = 8V (unless otherwise specified)
A
Symbol Parameter Min. Typ. Max. Unit
V
I
I
INPUTS (Pin 3 and Pin 8)
V
DCIN
I
2/4
Supply Voltage 6.5 13.2 V
CC
Supply Current (no load Pin 2 and Pin 6) 10 15 mA
CC
Supply Current (with load 150Ω on Pin 2 and Pin 6, no video on inputs) 25 mA
CC
Video Input Swing 2 V
DC Level Input 1.6 1.9 2.2 V
Input Bias Current (VDC = V
IN
+ 1.5 VDC)15
DCIN
PP
µ
A
2124-02.TBL
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