5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
SOC_1.2VD
MD1
MD15
MD14
MD13
MD12
MD11
MD10
MD8
MD7
MD4
MD0
MD3
MD6
MD2
MD5
MD9
MA1
MA2
MA3
MA0
MBA1
DDR_CLK_P
MBA0
MRAS_N
MCKE
MWE_N
MCAS_N
DDR_CLK_N
MDQS1
MDQS0
MDQM1
MDQM0
MCS_N
MA4
MA5
MA7
MA8
MA6
MA9
MA11
MA12
MA10
MODT
MDATA8
MDATA3
MDATA7
MDATA6
MDATA5
MDATA1
MDATA0
MDATA4
MDATA2
MD0
MD5
MD14
MD6
MD8
MD10
MD11
MD2
MD7
MD15
MD1
MD9
MD3
MD4
MD12
MD13
MDATA[0:15]
MDATA14
MDATA13
MDATA9
MDATA10
MDATA11
MDATA15
MDATA12
MADDR[0:13]
MADDR0
MADDR1
MADDR2
MADDR3
MADDR5
MADDR7
MADDR4
MADDR6
MADDR11
MADDR12
MADDR8
MADDR10
MADDR9
MA5
MA7
MA6
MA8
MA2
MA4
MA9
MA1
MA0
MA10
MA11
MA3
MADDR0
MA12
MADDR1
MADDR2
MADDR3
MADDR6
MADDR7
MADDR4
MADDR5
MADDR11
MADDR12
MADDR8
MADDR10
MADDR9
DDR_MODT
DDR_BA0
DDR_BA1
DDR_MDQS0
DDR_MDQS1
DDR_MDQM1
DDR_MDQM0
CLK_P
DDR_CASN
DDR_WEN
DDR_MODT
CLK_N
DDR_CSN
DDR_RASN
DDR_BA1
DDR_MCKE
DDR_MDQS0
DDR_MDQS1
DDR_MDQM1
DDR_MDQM0
CLK_N
CLK_P
DDR_CSN
DDR_WEN
DDR_MCKE
DDR_BA0
DDR_RASN
DDR_CASN
DDR_IO_VREF
MBA2 DDR_BA2
DDR_BA2
MADDR13
MA13 MA13 MADDR13
MDATA[0:15][9]
MADDR[0:13] [9]
DDR_MODT [9]
CLK_N [9]
DDR_BA0 [9]
DDR_BA1 [9]
DDR_MCKE [9]
DDR_MDQS0 [9]
DDR_MDQS1 [9]
DDR_CSN [9]
DDR_RASN [9]
DDR_CASN [9]
DDR_WEN [9]
CLK_P [9]
DDR_MDQM1 [9]
DDR_MDQM0 [9]
DDR_BA2 [9]
SOC_1.2VD
1.8VD
SOC_1.2VD
GND
GND
1.8VD
GND
DDR_IO_VREF
GND
1.8VD
GND
Title
Size
Document Number
Rev
Date: Sheet of
MediaTek Inc.
TEL:+886-3-567-0766
No.1, Dusing Rd. 1, Hsinchu Science Park
Drawn
Hsinchu,Taiwan 300, R.O.C.
Fax:+886-3-578-7610
13-MT7620A DDR2 I/F-C.SCH
1.0
B
3 16Tuesday, August 20, 2013
MT7620A DDR I/F-C
MediaTek Confidential
Kim
Title
Size
Document Number
Rev
Date: Sheet of
MediaTek Inc.
TEL:+886-3-567-0766
No.1, Dusing Rd. 1, Hsinchu Science Park
Drawn
Hsinchu,Taiwan 300, R.O.C.
Fax:+886-3-578-7610
13-MT7620A DDR2 I/F-C.SCH
1.0
B
3 16Tuesday, August 20, 2013
MT7620A DDR I/F-C
MediaTek Confidential
Kim
Title
Size
Document Number
Rev
Date: Sheet of
MediaTek Inc.
TEL:+886-3-567-0766
No.1, Dusing Rd. 1, Hsinchu Science Park
Drawn
Hsinchu,Taiwan 300, R.O.C.
Fax:+886-3-578-7610
13-MT7620A DDR2 I/F-C.SCH
1.0
B
3 16Tuesday, August 20, 2013
MT7620A DDR I/F-C
MediaTek Confidential
Kim
1. 1.8V for DDR2
2. 2.5V for DDR1
Close to RT6352
1 2
R83 22 ohmR83 22 ohm
12
C73
4.7uF
C73
4.7uF
1 2
R68 22 ohmR68 22 ohm
1 2
R87 22 ohmR87 22 ohm
1 2
R65 22 ohmR65 22 ohm
1 2
R92 22 ohmR92 22 ohm
1 2
R100 22 ohmR100 22 ohm
1 2
R66 22 ohmR66 22 ohm
1 2
R71 22 ohmR71 22 ohm
1 2
R64 22 ohmR64 22 ohm
1 2
R70 22 ohmR70 22 ohm
1 2
R99 22 ohmR99 22 ohm
12
C72
0.1uF
C72
0.1uF
1 2
R77 22 ohmR77 22 ohm
1 2
R90 22 ohmR90 22 ohm
1 2
R82 22 ohmR82 22 ohm
1 2
R67 22 ohmR67 22 ohm
1 2
R106 22 ohmR106 22 ohm
1 2
R91 22 ohmR91 22 ohm
1 2
R826 22 ohmR826 22 ohm
1 2
R69 22 ohmR69 22 ohm
1 2
R479 22 ohmR479 22 ohm
1 2
R84 22 ohmR84 22 ohm
12
C76
0.1uF
C76
0.1uF
1 2
R105 22 ohmR105 22 ohm
1 2
R85 22 ohmR85 22 ohm
1 2
R86 22 ohmR86 22 ohm
1 2
R93 22 ohmR93 22 ohm
12
C70
0.1uF
C70
0.1uF
1 2
R101 22 ohmR101 22 ohm
1 2
R81 22 ohmR81 22 ohm
12
C75
0.1uF
C75
0.1uF
1 2
R94 22 ohmR94 22 ohm
1 2
R80 22 ohmR80 22 ohm
1 2
R89 22 ohmR89 22 ohm
12
C821
0.1uF
C821
0.1uF
1 2
R88 22 ohmR88 22 ohm
1 2
R95 22 ohmR95 22 ohm
1 2
R103 22 ohmR103 22 ohm
12
C820
0.1uF
C820
0.1uF
1 2
R827 22 ohmR827 22 ohm
1 2
R75 22 ohmR75 22 ohm
1 2
R96 22 ohmR96 22 ohm
1 2
R74 22 ohmR74 22 ohm
1 2
R104 22 ohmR104 22 ohm
1 2
R78 22 ohmR78 22 ohm
1 2
R97 22 ohmR97 22 ohm
12
R812
1K 1%
R812
1K 1%
1 2
R73 22 ohmR73 22 ohm
1 2
R98 22 ohmR98 22 ohm
1 2
R76 22 ohmR76 22 ohm
12
R813
1K 1%
R813
1K 1%
1 2
R79 22 ohmR79 22 ohm
1 2
R72 22 ohmR72 22 ohm
MD5/MD1
U2
MD2/MD0
T1
MD0/MD5
R1
MD7/MD3
U3
MD6/MD4
T3
MD1/MD2
R2
MD4/MD6
T2
MD3/MD7
U1
MD15/MD14
J1
MD8/MD15
M2
MD13/MD12
K1
MD10/MD13
L2
MD11/MD10
L1
MD12/MD11
K2
MD9/MD8
M1
MD14/MD9
J2
MDQS1
N1
VDD25/DDR_IO_V18D
H5
DDR_IOC_V12D
M5
DDR_IOC_V12D
N4
DDR_IO_VREF
L5
VDD25/DDR_IO_V18D
P7
MA5/MCS_N
K3
MA7/MA0
L4
MA12/MA8
P4
MA9/MA4
N3
MODT
J3
MRAS_N/MBA0
U6
MCS_N/MBA1
T6
MCAS_N/MWE_N
T7
MA0/MA5
R5
MA2/MA12
P5
MA3/MA9
R4
MA4/MRAS_N
L3
MA6/MCAS_N
M3
MDQS0
T4
MDQM0
U4
MDQM1
N2
MA10/MA3
R6
MA1/MA7
P6
MCK_P/MCK_N
P2
MCK_N/MCK_P
P1
MA8/MA2
M4
MA11/MA6
P3
MBA1/MA1
T5
MWE_N/MCKE
U7
MCKE/MA11
R3
MBA0/MA10
U5
VDD25/DDR_IO_V18D
J5
VDD25/DDR_IO_V18D
K5
VDD25/DDR_IO_V18D
N6
GND
F6
GND
F7
GND
F8
GND
F9
GND
F10
GND
F11
GND
F12
GND
G6
GND
G7
GND
G8
GND
G9
GND
G10
GND
G11
GND
G12
MA13
N5
MBA2
R7
GND
K4
GND
F2
U1B
MT7620A
U1B
MT7620A