TDA18271HD/C2.557 NXP Semiconductors, TDA18271HD/C2.557 Datasheet - Page 25

• Manufacturer Part Number: TDA18271HD/C2.557
• Manufacturer: NXP Semiconductors

Specifications of TDA18271HD/C2.557

• Lead Free Status / Rohs Status: Compliant

NXP Semiconductors
TDA18271HD_4
Product data sheet
9.4.2 Flowchart TDA18271SetRf_dual
9.4.3 Flowchart TDA18271InitCal
The initialization phase has to be launched before any SetRf.
Table 27.
[1]
Table 28.
Function
Description protocol top view for a dual tuner application
Input
Table
Output
Function
Description
Input
Table
Output
Fig 7.
MS = 1: master is selected for the channel configuration; MS = 0: slave is selected for the channel
configuration.
TMVALUE_RFCAL
RF_freq
MS
Standard
RF_freq
MS
Flowchart TDA18271SetRf_dual
TDA18271SetRf_dual
TDA18271InitCal
Description
RF_freq, Standard (from microcontroller), MS (from microcontroller)
-
-
Description
systematic initializations for master and slave
tuners
MS_init
-
TMVALUE_RFCAL, init_done
Rev. 04 — 19 May 2009
Master and slave initialization
Call TDA18271InitCal
Set the RF tracking filters
Call TDA18271RFTrackingFiltersCorrection
Set the tuner to the wanted channel
Call TDA18271ChannelConfiguration
Yes
TDA18271SetRf_dual
TDA18271SetRf_dual
init_done = 1
Start
End
No
Reference
TDA18271HD
TMVALUE_RFCAL
init_done
© NXP B.V. 2009. All rights reserved.
Silicon Tuner IC
[1]
001aah043
Reference
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