Akai LCT3201ad Service Manual page 37

A
MT5111_RF_AGC R24 R F_AGC R F_AGC R F_AGC
1K C9
4
R0603/SMD 47nF
C0603/SMD
MT5111_IF_AGC IF_AGC IF_AGC IF_AGC IF_AGC IF_AGC IF_AGC
R26
1K C10
R0603/SMD 47nF
C0603/SMD
Close to MT5111
2nd_IF- C11
1uF
C0603/SMD
L13 C12
NS/220nH NS/47pF
L/IND/SMD/0805 C0603/SMD
2nd_IF+ C13
1uF
C0603/SMD 0.1uF
C14
C0603/SMD
C15 0.1uF
C0603/SMD C16
10uF/10v
C17 0.1uF C0805/SMD
C0603/SMD
DVDD18 FB2
FB C18
BEAD/SMD/0603 0.1uF
C0603/SMD
3
C19
Y1 18pF
25MHz R28 C0603/SMD
CRYS/DIP/SMD 1M C20
R0603/SMD 18pF
C0603/SMD
2
DV18 DVDD18 DVDD18
L14
FB CB19
BEAD/SMD/0805 + CB22 0.1uF
CE19
0.1uF C0603/SMD
10uF/16v
C0603/SMD
C10UF16V/D5H11
DV33_DM DVDD33 DVDD33
L15
FB CB29
BEAD/SMD/0805 CB28 0.1uF
+ CE20
0.1uF C0603/SMD
10uF/16v
C10UF16V/D5H11 C0603/SMD
1
DV33_DM AVDD33 AVDD33
L16
FB CB35
0.1uF
BEAD/SMD/0805 + CE21 CB40
10uF/16v 0.1uF C0603/SMD
C10UF16V/D5H11 C0603/SMD
A
B
DVDD33
ADVDD33_1
76
ADVDD33
77
NC
78
NC
79
AVSS HOST_CLK
AVDD33
80
AVDD
81
IN-
82
IN+ HOST_DATA
AVDD33
83
AVDD
84
NC
85
AVSS
REFBOT 86
REFBOT
VCMEXT
87
VCMEXT
88
REFTOP
REFTOP
89
AVSS
90
AVDD18
AVDD33 91
AVDD
AVDD3
92
AVDD
AVDD33
93
AVDD
94
AVSS
95
AVSS
XTAL2
96
XTAL2
XTAL1
97
XTAL1
98
AVSS
AVDD33 99
AVDD
100
AVSS
AVDD33
FB3
CB23 CB24 CB25 CB20 CB21
0.1uF 0.1uF 0.1uF 0.1uF 0.1uF FB
C0603/SMD C0603/SMD C0603/SMD C0603/SMD C0603/SMD
BEAD/SMD/0603
Digital 1.8V Bypass Caps
AVDD33
FB4
FB
BEAD/SMD/0603
CB30 CB31 CB32 CB33 CB83
0.1uF 0.1uF 0.1uF 0.1uF 0.1uF
C0603/SMD C0603/SMD C0603/SMD C0603/SMD C0603/SMD
AVDD33
Digital 3.3V Bypass Caps FB5
FB
BEAD/SMD/0603
CB36 CB37 CB38 CB39 AVDD33
0.1uF 0.1uF 0.1uF 0.1uF
FB6
C0603/SMD C0603/SMD C0603/SMD C0603/SMD
FB
Analog 3.3V Bypass Caps BEAD/SMD/0603
B
C
U11
MT5111AE
50
NC
49
NC
48 ORESET#
RESET_
OSCL_MST
47
46
DGND
45 DV DD18
DVDD18
OSDA_MST
44
43
DGND33
DV DD33
42
DVDD33
41
DGND
40 DV DD18
DVDD18
RN11 TS1ERROR
39 1 2
TS_ERR
TS1VALID
38 3 4
TS_VAL
TS1CLK
37 5 6
TS_CLK
TS1SYNC
36 7 8
DGND
35 DV DD33 33x4
DVDD33
RN0603/SMD
34
TS_SYNC
33
TS_DATA0
32 1 RN12 2 TS1DATA0
TS_DATA1
TS1DATA1
31 3 4
DGND
DV DD18 TS1DATA2
30 5 6
DVDD18
TS1DATA3
29 7 8
TS_DATA2
33x4
28
TS_DATA3
27 RN0603/SMD
DGND
DV DD33
26
DVDD33
RN13
33x4
RN0603/SMD
AVDD3
+5V_TUNER
CB26
0.1uF
C0603/SMD
R29 R30
10K 10K
AVDD5 R0603/SMD R0603/SMD
TUNER_SDA1 QF1
3 1
CB27
0.1uF
2N7002
C0603/SMD N-MOSFET
ADVDD33_1 TUNER_SCL1 QF2
3 1
2N7002
CB34 N-MOSFET
0.1uF
SIF LEVEL SHIFTER
C0603/SMD
ADVDD33_2
TUNER_SDA1 R33 TUNER_SDAO
CB41 10
0.1uF
R0603/SMD
C0603/SMD
TUNER_SCL1 TUNER_SCLO
R34
10
R0603/SMD
36
C
D
+5V_TUNER
2,3 +5V_TUNER
DV33_DM
2 DV33_DM
DV18
2 DV18
GND
1,2,3,5,6,7,8 GND
ORESET#
1,5,8 ORESET#
GLOBAL SIGNAL
R F_AGC
3 RF_AGC
IF_AGC
3 IF_AGC
2nd_IF+
3 2nd_IF+
2nd_IF-
3 2nd_IF-
TUNER_SCLO
3 TUNER_SCLO
TUNER_SDAO
3 TUNER_SDAO
TUNER INTERFACE
TS1DATA[0..7]
5 TS1DATA[0..7]
TS1SYNC
5 TS1SYNC
TS1VALID
5 TS1VALID
TS1ERROR
5 TS1ERROR
TS1CLK
5 TS1CLK
TS INPUT
OSDA_MST
6 OSDA_MST
OSCL_MST
6 OSCL_MST
DV33_DM
R31 R32
4.7K 4.7K
R0603/SMD R0603/SMD
TUNER_SDA
TUNER_SCL
Title
MT5111 ASIC
Size Document Number
MT5351RA-V2
C
Date: Monday, February 20, 2006
D
E
4
3
2
1
MediaTek Confidential
R e v
TwinSon Chan
1
Sheet 4 o f 8
E