TDA5201XT Infineon Technologies, TDA5201XT Datasheet - Page 23

• Manufacturer Part Number: TDA5201XT
• Manufacturer: Infineon Technologies

Specifications of TDA5201XT

• Operating Temperature (min): -40C
• Operating Temperature (max): 125C
• Operating Temperature Classification: Automotive
• Product Depth (mm): 4.4mm
• Product Length (mm): 9.7mm
• Operating Supply Voltage (min): 4.5V
• Operating Supply Voltage (typ): 5V
• Operating Supply Voltage (max): 5.5V
• Lead Free Status / Rohs Status: Compliant

4.2
Utilizing the on-board voltage follower and the two 100 kΩ on-chip resistors a 2
filter can be constructed by adding 2 external capacitors between pin 19 (SLP) and pin 22 (FFB) and to pin 21
(OPP) as depicted in the following figure and described in the following formulas
Figure 7
with
the quality factor of the poles where
in case of a Bessel filter
and thus
and in case of a Butterworth filter
and thus
Example
Butterworth filter with
1)
Q =
C
Data Sheet
C
1
2
=
=
Taken from Tietze/Schenk: Halbleiterschaltungstechnik, Springer Berlin, 1999
a
R
b
4
2
2
QR
Q
Π
Π
f
b
3
b
dB
f
3
Data Filter Design
Data Filter Design
dB
Pins:
100k
R
a
Q
a
Q
f
C
3dB
1
= 1.3617,
= 1.141,
= 0.577
= 0.71
22
C
= 450 pF,
= 5 kHz and
1
100k
b
R
b
= 1
C
= 0.618
23
C
21
2
2
= 225 pF
R
= 100 kΩ
ASK Single Conversion Receiver
19
nd
1)
order Sallen-Key low pass data
.
Revision 1.6, 2010-12-21
Applications
TDA 5201
(1)
(2)
(3)