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| TDA5225 Datasheet, PDF (122/176 Pages) Infineon Technologies AG – Enhanced Sensitivity Multi-Channel Quad-Configuration Receiver | |||
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Register Description
IF1 Register
TDA5225
Appendix
Register Description
A_IF1
IF1 Register
8186('
66%6(/
Z
Offset
016H
%3)%:6(/
Z
Reset Value
20H
6'&6(/
Z
,)%8)(1 &(5)6(/
Z
Z
Field
Bits
UNUSED
7
SSBSEL
6
BPFBWSEL 5:3
SDCSEL
2
IFBUFEN
1
CERFSEL
0
Type
-
w
w
w
w
w
Description
UNUSED
Reset: 0H
RXRF Receive Side Band Select
0B RF = LO + IF1 (Lo-side LO-injection)
1B RF = LO - IF1 (Hi-side LO-injection)
Reset: 0H
Band Pass Filter Bandwidth Selection
000B 50 kHz
001B 80 kHz
010B 125 kHz
011B 200 kHz
100B 300 kHz
101B not used
110B not used
111B not used
Reset: 4H
Single / Double Conversion Selection
0B Double Conversion (10.7 MHz/274 kHz)
1B Single Conversion (274 kHz)
Reset: 0H
IF Buffer Enable
0B Disabled
1B Enabled
Reset: 0H
Number of external Ceramic Filters
0B 1 Ceramic Filter
1B 2 Ceramic Filters
Reset: 0H
RSSI Wake-Up Threshold for Channel 1 Register
Data Sheet
122
V1.0, 2010-02-19
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