![background image](http://html.mh-extra.com/html/lg/gsa-5120d/gsa-5120d_service-manual_211214036.webp)
MAJOR IC INTERNAL BLOCK DIAGRAM AND PIN DESCRIPTION
IC101 (HD153722TF) : RF AMP Analog Signal Processor
Pin Assignment
45
75
AGFR
74
AFGU
73
AGHPF1
72
AGHPF2
71
VDD1(3.3V)
70
EQOP
69
EQON
68
GND1
67
IREFE
66
EQFCF
65
64
SUBO/LPPMON
63
SUBI/LPPSIG
62
T
OPH
61
BOTH
60
MIRRHPF
59
MIRR
T
OPH
58
MIRRBOTH
57
VDD4(3.3V)
56
MRSTB
55
SDEN
54
S
D
ATA
53
SCLK
52
SVSY
NC(TEST)
51
SVCLK(TEST)
50
MCLK
DFT
49
IP1/LPPOUT/AWOBSIGD
48
IP2/MIRR
47
WOBSIG
46
RDGATE
45
LO_ZB/SPDSH
44
IDGATE
43
BLANK
42
41
PWDETO
40
TZC
39
GND4
38
MPDSH/SPDSH
37
RFPDSH
36
WFPDSH
35
WGATE
34
RLDON
33
SPBLVL/TISH2
32
LNDTRK
31
WBLSH
30
GND5
29
BHC
28
VDD5(3.3V)
27
AWOBSIG
26
RFHLD/TISH1
76
77
SUMF/SUMF2
78
RFIN
79
SRVREF
80
FVREFO
81
IREFT
82
VREF1
83
HAVC
84
SA
85
SB
86
SC
87
SD
88
TRP
(3.3V)VDD2
89
TRN
90
FOP
91
FON
92
MA
93
MB
94
MC
95
MD
96
GND2
97
WRFIP/LPSIN1
98
WRFIN/LPSIN2
99
100
LPS_B/ADIN0
FE
PE/ADIN1
TE
TEIN
SIGM
BCENT
PHBET
A/TCE
BHBET
A/TIE
(3.3V)VDD3
FVREF
FMD
GND3
A
TEST
(5V)VCC2
LDOUT
VRDC
VRDC2N/PWRMON
VRDCN
W
AG1
W
AG2
W
AG3
WOBFCF
HD153722TF
(TOP VIEW)
(5V)VCC1
HAVC2
WRFIS
LE/LPS_A
RFIP