TDA18271HD/C2,551 NXP Semiconductors, TDA18271HD/C2,551 Datasheet - Page 25

• Manufacturer Part Number: TDA18271HD/C2,551
• Description: IC TV SILICON TUNER 64-HLQFN
• Manufacturer: NXP Semiconductors
• Type: Silicon Tunerr

Specifications of TDA18271HD/C2,551

• Package / Case: *
• Applications: Set-Top Boxes
• Mounting Type: Surface Mount
• Bus Type: I2C
• Maximum Agc: 71 dB
• Maximum Frequency: 864 MHz
• Minimum Frequency: 45 MHz
• Mounting Style: SMD/SMT
• Function: TV
• Noise Figure: 5.5 dB
• Operating Supply Voltage: 3.3 V
• Supply Voltage (min): 3.13 V
• Supply Voltage (max): 3.47 V
• Minimum Operating Temperature: 0 C
• Maximum Operating Temperature: + 70 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: 935285058551; TDA18271HD/C2-S; TDA18271HD/C2-S

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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