TDA18271HD View Datasheet(PDF) - NXP Semiconductors.
Part Name
Description
Manufacturer
TDA18271HD Datasheet PDF : 70 Pages
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NXP Semiconductors
TDA18271HD
Silicon Tuner IC
22. Contents
1
2
3
3.1
3.2
4
5
6
7
7.1
7.2
8
8.1
8.2
8.3
8.3.1
8.3.2
8.4
8.5
9
9.1
9.2
9.3
9.3.1
9.3.2
9.3.3
9.3.4
9.3.5
9.3.6
9.3.7
9.3.8
9.3.9
9.3.10
9.3.11
9.3.12
9.3.13
9.3.14
9.4
9.4.1
9.4.2
9.4.3
9.4.4
9.4.5
9.4.6
9.4.7
General description . . . . . . . . . . . . . . . . . . . . . . 1
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Target applications . . . . . . . . . . . . . . . . . . . . . . 1
Key benefits . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Quick reference data . . . . . . . . . . . . . . . . . . . . . 2
Ordering information . . . . . . . . . . . . . . . . . . . . . 2
Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Pinning information . . . . . . . . . . . . . . . . . . . . . . 4
Pinning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Pin description . . . . . . . . . . . . . . . . . . . . . . . . . 4
Functional description . . . . . . . . . . . . . . . . . . . 6
TV and FM reception . . . . . . . . . . . . . . . . . . . . 6
Master and slave operation. . . . . . . . . . . . . . . . 6
Tuner outputs . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Loop-through output . . . . . . . . . . . . . . . . . . . . . 7
Slave tuner output. . . . . . . . . . . . . . . . . . . . . . . 7
Crystal input mode . . . . . . . . . . . . . . . . . . . . . . 7
Crystal output mode . . . . . . . . . . . . . . . . . . . . . 7
Control interface . . . . . . . . . . . . . . . . . . . . . . . . 8
I2C-bus format, Write/Read mode . . . . . . . . . . 8
I2C-bus at Power-On Reset . . . . . . . . . . . . . . 11
Description of symbols used in I2C-bus
format table. . . . . . . . . . . . . . . . . . . . . . . . . . . 12
I2C-bus address selection. . . . . . . . . . . . . . . . 13
Description of chip ID byte . . . . . . . . . . . . . . . 14
Description of temperature sensor byte . . . . . 14
Description of power level byte (read mode) . 15
Description of Easy prog byte 1 . . . . . . . . . . . 15
Description of Easy prog byte 2 . . . . . . . . . . . 16
Description of Easy prog byte 3 . . . . . . . . . . . 16
Description of Easy prog byte 4 . . . . . . . . . . . 17
Description of Easy prog byte 5 . . . . . . . . . . . 18
Description of Cal post-divider byte . . . . . . . . 18
Description of Cal divider bytes 1, 2 and 3 . . . 18
Description of Main post-divider byte . . . . . . . 19
Description of Main divider bytes 1, 2 and 3. . 19
Description of Extended bytes 1 to 23 . . . . . . 19
I2C-bus programming flowcharts . . . . . . . . . . 22
Flowchart explanation. . . . . . . . . . . . . . . . . . . 22
Flowchart TDA18271SetRf_dual . . . . . . . . . . 25
Flowchart TDA18271InitCal . . . . . . . . . . . . . . 25
Flowchart TDA18271FixedContentsI2Cupdate 26
Flowchart TDA18271CalcRFFilterCurve . . . . 27
Flowchart TDA18271RFTrackingFiltersInit . . . 29
Flowchart TDA18271PowerScanInit . . . . . . . . 31
9.4.8
9.4.9
9.4.10
9.4.11
9.4.12
9.4.13
9.4.14
9.4.15
9.4.16
9.4.17
9.5
10
11
12
13
14
14.1
14.2
15
16
17
17.1
17.2
17.3
18
19
20
20.1
20.2
20.3
20.4
21
22
Flowchart TDA18271PowerScan . . . . . . . . . . 31
Flowchart TDA18271CalibrateRF . . . . . . . . . 33
Flowchart TDA18271MSPOR . . . . . . . . . . . . 35
Flowchart TDA18271RFTrackingFilters
Correction. . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
Flowchart TDA18271ChannelConfiguration. . 37
Flowchart TDA18271CalcMAINPLL . . . . . . . . 39
Flowchart TDA18271CalcCALPLL . . . . . . . . . 39
Flowchart TDA18271ThermometerRead . . . . 40
Flowchart TDA18271Read . . . . . . . . . . . . . . . 41
Flowchart TDA18271ReadExtended . . . . . . . 42
Maps . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
Internal circuitry . . . . . . . . . . . . . . . . . . . . . . . 52
Limiting values . . . . . . . . . . . . . . . . . . . . . . . . 56
Thermal characteristics . . . . . . . . . . . . . . . . . 56
Characteristics . . . . . . . . . . . . . . . . . . . . . . . . 57
Application information . . . . . . . . . . . . . . . . . 63
Application examples . . . . . . . . . . . . . . . . . . . 63
Application notes . . . . . . . . . . . . . . . . . . . . . . 63
Test information. . . . . . . . . . . . . . . . . . . . . . . . 64
Package outline . . . . . . . . . . . . . . . . . . . . . . . . 65
Printed-circuit board . . . . . . . . . . . . . . . . . . . . 66
Reflow profile . . . . . . . . . . . . . . . . . . . . . . . . . 66
De-soldering recommendation . . . . . . . . . . . . 66
Footprint layout. . . . . . . . . . . . . . . . . . . . . . . . 67
Abbreviations . . . . . . . . . . . . . . . . . . . . . . . . . 68
Revision history . . . . . . . . . . . . . . . . . . . . . . . 68
Legal information . . . . . . . . . . . . . . . . . . . . . . 69
Data sheet status . . . . . . . . . . . . . . . . . . . . . . 69
Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . 69
Disclaimers. . . . . . . . . . . . . . . . . . . . . . . . . . . 69
Trademarks . . . . . . . . . . . . . . . . . . . . . . . . . . 69
Contact information . . . . . . . . . . . . . . . . . . . . 69
Contents. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70
Please be aware that important notices concerning this document and the product(s)
described herein, have been included in section ‘Legal information’.
© NXP B.V. 2009.
All rights reserved.
For more information, please visit: http://www.nxp.com
For sales office addresses, please send an email to: salesaddresses@nxp.com
Date of release: 19 May 2009
Document identifier: TDA18271HD_4
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