参数资料
型号: TUA6039-2
厂商: INFINEON TECHNOLOGIES AG
元件分类: 调谐器
英文描述: 3-BAND, VIDEO TUNER, QCC48
封装: GREEN, PLASTIC, VQFN-48
文件页数: 3/64页
文件大小: 1052K
代理商: TUA6039-2
Data Sheet
11
Revision 2.6, 2007-08-20
TUA 6039-2, TUA 6039, TUA 6037
Product Description
2.1.3
SAW Filter Driver
4 IF pins to connect a 2 pole bandpass
Symmetrical IF preamplifier with low output impedance able to drive a compensated
SAW filter (500
//40 pF)
2.1.4
IF AGC Amplifier
Symmetrical variable gain IF output amplifier with low noise, high linearity,
high dynamic range.
2.1.5
PLL
4 pin-programmable I
2C addresses
I
2C bus protocol compatible with 3.3 V and 5 V micro-controllers up to 400 kHz
High voltage VCO tuning output
4 PNP ports
1 NPN port/ADC input
1)
Power down 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
2.2
Application
The IC is suitable for PAL, NTSC, SECAM, DVB-C, DVB-T, T-DMB, DMB-TH, DAB,
ISDB-T, Open Cable and ATSC tuners. The focus is on digital terrestrial.
The AGC stage makes the tuner AGC independent of the Video-IF AGC.
2.2.1
Recommended band limits in MHz
Table 1
ATSC tuners
1) ADC function is only available in TUA 6039-2.
RF input
Oscillator
Band
min
max
min
max
LOW
55.25
157.25
101
203
MID
163.25
451.25
209
497
HIGH
457.25
861.25
503
907
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