TDA5252G2 INFINEON [Infineon Technologies AG], TDA5252G2 Datasheet - Page 57
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TDA5252G2
Manufacturer Part Number
TDA5252G2
Description
ASK/FSK 915MHz Wireless Transceiver
Manufacturer
INFINEON [Infineon Technologies AG]
Datasheet
1.TDA5252G2.pdf
(86 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
TDA5252G2
Manufacturer:
INFINEON/英飞凌
Quantity:
20 000
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suppression of adjacent interference signals, the narrowest possible IQ bandwidth should be
realized (see Section 3.3).
3.3
The IQ-Filter should be set to values corresponding to the RF-bandwidth of the received RF signal
via the D1 to D3 bits of the LPF register (subaddress 03H).
Table 3-9
Figure 3-17
Data Sheet
D3
0
0
0
0
1
1
1
1
IQ-Filter
D2
0
0
1
1
0
0
1
1
3dB cutoff frequencies I/Q Filter
I/Q Filter Characteristics
- 2 0
- 3 0
- 4 0
- 5 0
- 6 0
- 7 0
- 8 0
- 10
10
0
10
D1
0
1
0
1
0
1
0
1
nominal f
10 0
(programmable)
150 (default)
not used
not used
f [ kHz]
350
250
200
100
57
50
-3dB
in kHz
10 0 0
50kHz
100kHz
150kHz
200kHz
250kHz
350kHz
resulting effective
bandwidth in kHz
10 0 0 0
channel
700
500
400
300
200
100
TDA5252 G2
Version 1.1
Application
iq_filter_curve.wmf
2007-02-26
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