TDA5252G2 INFINEON [Infineon Technologies AG], TDA5252G2 Datasheet - Page 55

• Manufacturer Part Number: TDA5252G2
• Description: ASK/FSK 915MHz Wireless Transceiver
• Manufacturer: INFINEON [Infineon Technologies AG]

3.2.6
Case FSK-RX or ASK-TX (C tune2 ):
Table 3-4
Case FSK-TX or ASK-RX (C tune1 and C tune2 ):
Table 3-5
Default values
In case of using the evaluation board, the crystal with its typical parameters (fp=19,0625MHz,
C
each are used the following default states are set in the device
Table 3-6
Data Sheet
1
D13
D12
D11
D10
=8fF, C
Bit
Bit
D5
D4
D3
D2
D1
D0
D9
D8
D5
D4
D3
D2
D1
D0
+FSK-TX / ASK-RX
ASK-TX / FSK-RX
Operating state
0
=2,1pF, C
-FSK-TX
Finetuning and FSK modulation relevant registers
Nominal_Frequ_5
Nominal_Frequ_4
Nominal_Frequ_3
Nominal_Frequ_2
Nominal_Frequ_1
Nominal_Frequ_0
Sub Address 02H: XTAL_TUNING
Sub Address 01H: FSK
Default oscillator settings
Function
Function
FSK+3
FSK+0
FSK+5
FSK+4
FSK+2
FSK+1
FSK-5
FSK-4
FSK-3
FSK-2
FSK-1
FSK-0
L
=20pF) and external capacitors with Cv1=8.2pF, Cv2=6.8pF, Cv3=22pF
Frequency
915 MHz
+50 kHz
-50 kHz
Value
Value
500fF
250fF
500fF
250fF
500fF
250fF
125fF
8pF
4pF
2pF
1pF
8pF
4pF
2pF
1pF
4pF
2pF
1pF
55
.
Description
Description
shift: +FSK
or ASK-RX
Setting for
Setting for
Setting for
shift: -FSK
frequency
frequency
frequency
(C tune2 )
(C tune2 )
(C tune1 )
ASK-TX
FSK-RX
negative
nominal
positive
TDA5252 G2
Version 1.1
Application
Default
Default
2007-02-26
0
1
0
0
1
0
0
0
1
0
1
0
0
0
1
1
0
0