TSH103 STMicroelectronics, TSH103 Datasheet - Page 5
TSH103
Manufacturer Part Number
TSH103
Description
Low cost triple video buffer/filter for standard video
Manufacturer
STMicroelectronics
Datasheet
1.TSH103.pdf
(12 pages)
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TSH103
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Power supply considerations
Correct power supply bypassing is very important for optimizing performance in high-
frequency ranges. The bypass capacitors should be placed as close as possible to the IC
pins to improve high-frequency bypassing. A capacitor of 100 µF is necessary to minimize
the power supply noise in low frequencies. For better quality bypassing, we recommend
adding a CMS 100 nF capacitor, also placed as close as possible to the IC pins.
Figure 7.
Figure 8.
Circuit for power supply bypassing
Noise supply rejection
-100
-10
-20
-30
-40
-50
-60
-70
-80
-90
0
100k
IN1
IN2
IN3
Vcc=+5Vdc+0.2Vac
Load=150
C
C
LF
HF
=100uF
=100nF
Doc ID 13895 Rev 2
Ω
TSH103
Frequency (Hz)
+VCC
4
5
1M
+
CHF = 100 nF
CLF = 100 µF
OUT1
OUT2
OUT3
AM04552
Power supply considerations
10M
5/12