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8.4
Diagram
10-2-8
NT72453_USB/GPIO, B10, Si2166-B22 (IC U201)
Block diagram
Si2166
QPSK / 8PSK
Satellite
ZIF Tuner
Pinning information
DiSEqC
2.0
S_ADC_IP
S_ADC_IN
ADC (I)
S_ADC_QP
ADC (Q)
S_ADC_QN
FRONT
END
MP_x
AGCs
Ext. Clk or Xtal
OSC
& PLL
CLK_IN_OUT
TUN_SDA
I
2
C
TUN_SCL
SWITCH
36
35
34
33
S_ADC_IP
37
S_ADC_IN
38
S_ADC_QP
39
S_ADC_QN
40
NC
41
NC
42
NC
43
44
CLK_IN_OUT
SDA_MAST
45
SCL_MAST
46
GND
47
VDD_VCORE
48
1
2
3
4
Figure 8-4 Internal block diagram and pin configuration
IC Data Sheets
1.2, 3.3V
TM
DSP &
SYNCHRO
VITERBI
QPSK
EQUAL-
8PSK
IZER
DEMOD
LDPC
DVB-S/S2
FEC MODULE
Si2166B
32
31
30
29
28
27
26 25
24
TS_DATA[6]
23
TS_DATA[5]
22
VDD_VIO
21
GND
Si2166B
20
VDD_VCORE
(GND_PAD)
19
TS_DATA[4]
18
TS_DATA[3]
QFN-48
17
TS_DATA[2]
7x7mm
16
TS_DATA[1]
15
TS_DATA[0]/TS_S
14
TS_CLK
13
TS_SYNC
5
6
7
8
9
10 11 12
back to
div. table
TPN16.1E LA
8.
RESETB
CTRL
GPIO
TS_ERR/
GPIO_1
RS
TS_SYNC
TS_VAL
TS_CLK
TS_DATA
BCH
8
HOST_SDA
I
2
C
HOST_SCL
I/F
EN 33
19790_303.eps
2016-Mar-11
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