LNBP14 STMicroelectronics, LNBP14 Datasheet - Page 14

• Manufacturer Part Number: LNBP14
• Description: LNB SUPPLY AND CONTROL VOLTAGE REGULATOR (PARALLEL INTERFACE)
• Manufacturer: STMicroelectronics

7
Figure 25. Two antenna ports receiver
Figure 26. Single antenna receiver with master receiver port
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AUX DATA
AUX DATA
Typical application schematics
MCU+V
MCU+V
Vcc
Vcc
47K
47K
R1
R1
I/Os
C2
C2
I/Os
10uF
10uF
12
11
13
4
9
5
7
11
13
12
4
9
5
7
EXTM
OLF
VSEL
ENT
EN
OSEL
LLC
LNBP20CR
EXTM
OLF
VSEL
ENT
EN
OSEL
LLC
LNBP20CR
VCC1
VCC2
LNBA
LNBB
CEXT
GND
VCC1
VCC2
LNBA
LNBB
CEXT
GND
MI
MI
1
2
3
15
14
10
8
4.7µF
1
2
3
15
14
10
8
MCU
4.7µF
MCU
C1
C1
+
17V
+
17V
2x 0.1µF
2x 0.1µF
C3
C3
C4
C4
24V
C5
2x 47nF
47nF
24V
C5
C6
TUNER
I/Os
TUNER
I/Os
ANT CONNECTORS
ANT
MASTER
JA
JB