THS7314_14 Datasheet, PDF (3/31 Pages) Texas Instruments – 3-Channel SDTV Video Amplifier With 5th-Order Filters and 6-dB Gain

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FUNCTIONAL DIAGRAM
THS7314
SLOS513A – DECEMBER 2006 – REVISED MARCH 2011
Channel 1
Input
+Vs
gm+
-
Level
Shift
800 kW
Sync-Tip
Clamp
(DC Restore)
LPF
5-Pole
8.5-MHz
Channel 2
Input
+Vs
gm+
-
Level
Shift
800 kW
Sync-Tip
Clamp
(DC Restore)
LPF
5-Pole
8.5-MHz
Channel 3
Input
+Vs
gm+
-
Level
Shift
800 kW
Sync-Tip
Clamp
(DC Restore)
LPF
5-Pole
8.5-MHz
6dB
6dB
6dB
Channel 1
Output
Channel 2
Output
Channel 3
Output
3 V to 5 V
PIN CONFIGURATION
SOIC-8 (D)
(TOP VIEW)
THS7314
CH.1 IN 1
CH.2 IN ₂
CH.3 IN 3
V_S+ 4
8 CH.1 OUT
7 ^{CH.2 OUT}
6 CH.3 OUT
5 GND
PIN FUNCTIONS
PIN
I/O
NAME
NO. SOIC-8
DESCRIPTION
CH. 1 – INPUT
1
I Video Input – Channel 1
CH. 2 – INPUT
2
I Video Input – Channel 2
CH. 3 – INPUT
3
I Video Input – Channel 3
+Vs
4
I Positive Power Supply Pin – connect to 3 V to 5 V.
GND
5
I Ground Pin for all internal circuitry.
CH. 3 – OUTPUT
6
O Video Output – Channel 3
CH. 2 – OUTPUT
7
O Video Output – Channel 2
CH. 1 – OUTPUT
8
O Video Output – Channel 1
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