TDA5235 Datasheet, PDF (201/259 Pages) Infineon Technologies AG – Enhanced Sensitivity Double-Configuration Receiver with Digital Baseband Processing

TDA5235
Appendix
Register Description
Field
Bits
AGCSTART 1:0
Type
w
AGC Configuration Register 0
Description
AGC Start Configuration
When selecting a Level criterion here,
please note to use the same Level criterion as for Wake-Up
00_B OFF
01_B Direct ON
10_B Start on RSSI event
11_B Start on Signal Recognition event
Reset: 0_H
A_AGCCFG0
AGC Configuration Register 0


8186('
$*&'*&

Z
Offset
033_H



$*&+<6
Z
Reset Value
2B_H


$*&*$,1
Z
Field
Bits
UNUSED
7
AGCDGC
6:4
AGCHYS
3:2
AGCGAIN
1:0
Type
-
w
w
w
Description
UNUSED
Reset: 0_H
AGC Digital RSSI Gain Correction Tuning
000_B 14.5 dB
001_B 15.0 dB
010_B 15.5 dB
011_B 16.0 dB
100_B 16.5 dB
101_B 17.0 dB
110_B 17.5 dB
111_B 18.0 dB
Reset: 2_H
AGC Threshold Hysteresis
00_B 12.8 dB
01_B 17.1 dB
10_B 21.3 dB
11_B 25.6 dB
Reset: 2_H
AGC Gain Control
00_B 0 dB
01_B -15 dB
10_B -30 dB
11_B Automatic
Reset: 3_H
Data Sheet
201
V1.0, 2010-02-19