STV9555 ST Microelectronics, STV9555 Datasheet - Page 8

• Manufacturer Part Number: STV9555
• Description: 9.5 ns TRIPLE-CHANNEL HIGH VOLTAGE VIDEO AMPLIFIER
• Manufacturer: ST Microelectronics

STV9555
6.2
A very simplified schematic of each STV9555 channel is shown in
The feedback network of each channel is integrated with a typical built-in voltage gain of G=20 (40k/2k).
The output voltage V
V
for
V
Figure 3. Simplified schematic of one channel
8/24
OUT
OUT
G
= (G+1) x
= 117.6 - 20 x V
= 20 and
Output voltage
V
V
REF
REF
OUT
IN
= 5.6V, we have
-
(G
is given by the following formula:
IN
x V
IN
)
2k
V
REF
GNDA
40k
+
GNDP
-
V
DD
Figure
3.
OUT