tda5225 Infineon Technologies Corporation, tda5225 Datasheet - Page 40

• Manufacturer Part Number: tda5225
• Description: Enhanced Sensitivity Multi-channel Quad-conf Igurat Ion Receiver With Digital Slicer
• Manufacturer: Infineon Technologies Corporation

A typical power supply application for a 3.3 Volts and a 5 Volts environment is shown in
the figure below.
Figure 19
Data Sheet
4.7Ω
100n
Supply -Application in 3.3V environment
VDDA
GNDA
GNDRF
TDA5225
VDDD1V5
3.3 Volts and 5 Volts Applications
VDD5V
GNDD
VDDD
100n
4.7Ω
100n
10Ω
100n
3.3V
40
*) When operating in a 5V environment, the voltage-drop across the voltage
regulators 5
operating range. Resistive or capacitive loads (in excess to the scheme
shown above) on pins VDDA and VDDD are not recommended.
100n
Supply-Application in 5V environment
3.3V has to be limited , to keep the regulators in a safe
VDDA
GNDA
GNDRF
TDA5225
VDDD1V5
VDD5V
GNDD
VDDD
Functional Description
100n
100n
100n
V1.0, 2010-02-19
TDA5225
*) 1μ
*) 22Ω
5V