Major Ic Internal Block Diagram And Pin Description - LG GWA-4161B Service Manual

MAJOR IC INTERNAL BLOCK DIAGRAM AND PIN DESCRIPTION

IC121 (AN22112A) : FEP(RF) Analog Signal Processor
• Pin Assignment
CDRFP 97
CDRFN 98
CDHPF 99
DLY1 100
DLY2 101
GND2 102
FO1 103
FO2 104
TR1 105
TR2 106
TR3 107
TR4 108
TS1 109
TS2 110
VCC1 111
GND 112
VREF 113
SVREF 114
VCC3 115
AIN 116
BIN 117
CIN 118
DIN 119
EIN 120
FIN 121
GIN 122
HIN 123
DACOUT 124
VREF08 125
VPD 126
FPDM 127
VREFPD
128
AN22112A
(Top View)
128Pin TQFP
TQFP-128-P-1414A
64
CLUMPGT
63 WBL
62
LPPS
61
ASENV/LPPM
60
GND4
59
VCC52
58
RSDAT
57
RSEN
56 SDAT
55
SCK
54
SEN
53
VCC4
52 SH5
51 SH1
50 SH2
49
SH3
48
WIDGT/SH4
47 SH7
46 FEPIDGT/SH6
45
WTGT
44
GND5
43
VCC51
42
BDO
41
OFTR
40 TO
39 STMOUT
38 PIO4
37 PIO3
36 PIO2
35
PIO1
34 PIO0
33
PO6
43