tda18219hn NXP Semiconductors, tda18219hn Datasheet - Page 18
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tda18219hn
Manufacturer Part Number
tda18219hn
Description
Silicon Tuner For Terrestrial And Cable Digital Tv Reception
Manufacturer
NXP Semiconductors
Datasheet
1.TDA18219HN.pdf
(49 pages)
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Table 24.
[1]
TDA18219HN_1
Objective data sheet
Address
32h
33h
34h
Other values are forbidden.
AGC bit descriptions
Register
RF_AGC_Gain_byte_1 5 to 4
RF_AGC_Gain_byte_2 2 to 0
IF_AGC_Gain_byte
10.1.12 Gain values
Bit
3 to 0
4 to 3
2 to 0
Symbol
RF_FILTER_GAIN[1:0] R
LNA_GAIN[3:0]
TOP_Agc3_read[2:0]
LPF_GAIN[1:0]
IR_MIXER[2:0]
Rev. 01 — 3 February 2010
Silicon Tuner for terrestrial and cable digital TV reception
Access
R
R
R
R
Value
00
01
10
11
[1]
0000
0001
0010
0011
0100
0101
0110
0111
1000
1001
000
001
010
011
100
101
110
111
00
01
10
11
[1]
000
001
010
011
100
Description
RF FILTER gain value
LNA gain value
gives the TOP_AGC3 value
LPF gain value
IR MIXER gain value
TDA18219HN
−11 dB
−8 dB
−5 dB
−2 dB
−12 dB
−9 dB
−6 dB
−3 dB
0 dB
3 dB
6 dB
9 dB
12 dB
15 dB
94 dBμVrms
96 dBμVrms
98 dBμVrms
100 dBμVrms
102 dBμVrms
104 dBμVrms
106 dBμVrms
107 dBμVrms
0 dB
3 dB
6 dB
9 dB
2 dB
5 dB
8 dB
11 dB
14 dB
© NXP B.V. 2010. All rights reserved.
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