STV0900 Datasheet, PDF (2/5 Pages) STMicroelectronics – Multistandard advanced dual demodulator for Satellite Digital TV and Data services set-top boxes

Application block diagrams
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Application block diagrams
Figure 1. STV0900 dual broadcast application block diagram
DiSEqC 2.0
STV0900
diseqc1_o
diseqc1_i
STB6100
27MHz
[sdat1, sclt1] [sda,scl]
agc_rf1
[Im1,Ip1]
[Qm1,Qp1]
[d1<0>,
clkout1,
strout1,
d/p1,
error1]
xtal_i
clkout_27
STB6100
[sdat2, sclt2]
agc_rf2
[Im2,Ip2]
[Qm2,Qp2]
[d2<0>,
clkout2,
strout2,
d/p2,
error2]
27MHz
diseqc2_o
diseqc2_i
STV0900
STi710X
Possible broadcast configurations are:
● dual DVBS or dual DIRECTV^TM legacy decoding with dual TS output,
● dual DVBS2 decoding with dual TS output,
● DVBS or DIRECTV^TM legacy and DVBS2 decoding with dual TS output.
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