參數(shù)資料
型號: TUA6034
廠商: INFINEON TECHNOLOGIES AG
英文描述: 3-Band Digital TV / Set-Top-Box Tuner IC
中文描述: 3波段數(shù)字電視/設置機頂盒調諧器IC
文件頁數(shù): 10/61頁
文件大?。?/td> 1281K
代理商: TUA6034
TUA6034, TUA6036
Product Description
Specification
10
V 2.5, 2004-04-28
1.1.4
PLL
4 independent I
2
C addresses
I
2
C bus protocol compatible with 3.3 V and 5V micro-controllers up to 400 kHz
High voltage VCO tuning output
4 PNP ports
1 NPN port/ADC input
Stand-by mode
Internal LOW/MID/HIGH band switch
Lock-in flag
6 programmable reference divider ratios (24, 28, 32, 64, 80, 128)
4 programmable charge pump currents
1.2
Application
The IC is suitable for PAL, NTSC, DVB-C, DVB-T, ISDB-T and ATSC tuners.
The focus is on digital terrestrial.
The AGC stage makes the tuner AGC independent of the Video-IF AGC.
Recommended band limits in MHz:
Table 1
ATSC tuners
RF input
Oscillator
Band
LOW
MID
HIGH
min
55.25
163.25
457.25
max
157.25
451.25
861.25
min
101
201
503
max
203
479
907
Table 2
DVB-T tuners
RF input
Oscillator
Band
LOW
MID
HIGH
min
48.25
161.25
447.25
max
154.25
439.25
863.25
min
87.15
200.15
486.15
max
193.15
478.15
902.15
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