Motorola i897 - Zeus Memory Interface

SCHEMATIC DIAGRAMS AND COMPONENT LOCATION
4.4 ZEUS MEMORY INTERFACE
6880401P59-O
119
PLACE BY PIN H2
PLACE BY PIN P6PLACE BY PIN C8 AND C4
PLACE BY PIN P4 AND P8
R853B6
C867B6
R852B6
1
DDR_DATA_8B6
1
DDR_UDQSB6
C897B6
C863B6
C865B6C864B6
C861B6
C858B6
C856B6
C859B6
C857B6
C860B6
R850B6
1
DDR_DATA_0B6
1
WEMI_D_3B6
N3
P9 P7 P5
H10
G2 C9 C5
P8 P4 H2 P6 C8 C4
L7
E3
F6
B3 B2
T12
B1
T11
H11
T10
T3
T2
T1
R12
R11
R10
R3
A12
R2 R1
P12 P11
P3 P2 P1 N2 M2 L2
A11
K10
K9 K8 K5 K4 K2
J11 J10
J9 J8
A10
J7 J6 J5 J4 J3 J2 H9 H8 H7 H6
A3 H5 H4 H3
G10 G9 G6 F9 F2 E2 D3 A2 D2 D1 C12 C11 C3 C2 C1 B12 B11 B10 A1
L6
N11
C10
D10
E10
F10
L10
M10
N10
P10
D11
E11
F11
G11
K11
L11
M11
M3
D6
K7
F3
K6
K3
D7
G3
L3
N7
M7
N6
M6
N5
M5
L5
N4
N9
M9
L9
N8
M8
L8
M4
L4
D5
C6
C7
E6
F5
E5
G7
D9
D8
E8
F8
G8
G4
F4
E9
E7
F7
G5
E4
D4
U806B6
1
DDR_WEB6
1
DDR_RASB6
1
DDR_CASB6
1
DDR_CSBB6
1
NAND_CLEB6
1
NAND_ALEB6
1
NAND_CEB6
1
NAND_REB6
1
NAND_WEB6
1
NAND_WPB6
R851B6
R844B6
R846B6
C866B6
1
DDR_LDQSB6
2
1
C862B6
1
DDR_A0B6
R845B6
C855B6 R843B6
C12
H12
V8
W2
U2
V2
W1
Y1
T1
V7
N3
N7
N2
M5
M3
L6
L3
L7
T3
T2
R2
R6
P2
P6
K3
K6
G10
B12
V6
A5
Y3
B6
H9
R1
N1
U7
P1
A9
F10
B10
G11
A10
C10
B11
F11
B7
C8
B8
C9
B9
H10
C11
L12
U3
F7
G7
F6
C5
G8
B5
L13
G13
V3
H11
G9
G6
A6
B13
H3 H2 H7 J1 J2 J7 K1 K2 B4 C4 B3 C6 C3 E3 L2 C2 D3 F3 D2 E1 E2 G3 F1 F2 G2 M2
U804B6
SDRAM_CLK
SDRAM_CLKB
SDRAM_CLK_EN
SDRAM_CAS
NAND_REB
NAND_WEB
NAND_WPB
NAND_READY
NAND_ALE
NAND_CLE
SDRAM_CSB
0
0613952Y66
2113945F07
.01UF
2113945F07
DDR_VDD
0613952Y66
.01UF
2113945F07
DDR_VDD
MEM_VREF
0613952W01
SW2_FLTR
PC29973VXDR2
0613952Y01
10K
NAND_CEB
NAND_VCC
SDRAM_ADD(13:0)
2113946U01 2175511A01
2.2UF
SDRAM_WEB
SDRAM_CLK_EN
1
DDR_VDD_1
.1UF
.01UF
NAND_VCC
2113945F07
2187893N01
.1UF
2113946U01
100K
NAND_WPB
15
SDRAM_LDQS
.1UF
SDRAM_UDQM
SDRAM_BA0
0613952W01
10
7
14
H8BCS0SI0MAP
6
11
10
2113946U01
1UF
NAND_REB
NAND_CEB
1UF
SDCLK_B
2187893N01
2113945F07
.1UF
.01UF
0
SDRAM_CSB
SDRAM_WEB
SDRAM_RAS
SDRAM_LDQM
SDRAM_BA1
5
4
3
0
13
10
6
11
2
14
HS_USB_ADDR17
HS_USB_ADDR16
HS_USB_ADDR15
CS5_B
RW_B
WEMI_DATA(15:0)
SDRAM_DATA(15:0)
10
WEMI_DATA(15:0)
NAND_READY
SDRAM_UDQS
NAND_CLE
NAND_ALE
NAND_WEB
10
13
12
7
8
9
6
1
13
14
15
12
5
4
3
1
0
2
13
11
12
9
8
6
5
4
3
11
0
11
2
1
3
7
6
10
9
14
15
13
3
9
12
12
4
8
8
OE_B
5
7
12
8
5
4
.01UF
2
1
0
2187893N01
1UF
SDRAM_DATA(15:0)
2
SDCLK
13
15
0
2113946U01
7
6
5
4
2
SDRAM_LDQM
SDRAM_CAS
100K
9
7
8
9
SDRAM_ADD(13:0)
10
SDRAM_CLKB
SDRAM_CLK
1
11
SDRAM_UDQM
SDRAM_RAS
3
SW2_FLTR
0
.1UF
5175249A04
SDRAM_UDQS
SDRAM_LDQS
SDRAM_BA0
SDRAM_BA1
0
10
SW2_FLTR
NAND_VCC
0613952Y66
2113946U01
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC NC NC NC NC NC NC NC NC NC NC NC NC NC NC NC NC NC NC NC NC NC NC NC NC NC NC NC NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC NC NC NC NC NC NC NC NC NC NC NC NC NC NC NC NC NC NC NC NC NC NC NC NC NC NC NC NC NC
NC
RY_BY*
EN_CK
NC17
A0
EN_WE_D
NC69
NC42
RAS
CAS
CLK
CLK*
BA0
BA1
EN_LDQM
EN_UDQM
A8
A13
DQ6
DQ3
DQ1
DQ2
IO11_NAND
A5
DQ5
IO3_NAND
UDQS
VCC_N
A1
A2
LDQS
IO15_NAND
IO16_NAND
NC2
IO2_NAND
IO4_NAND
IO5_NAND
IO6_NAND
IO7_NAND
IO8_NAND
NC14
NC15_DNU
NC16 NC18
DQ0
DQ4
DQ7
DQ8
DQ9
DQ11
DQ13
DQ14
DQ15
NC1 NC3 NC4 NC5 NC6 NC7 NC8 NC9
NC10
VSS7
A3
A4
A7
A9
A10
A11
A12
VSS6 VSS1 VSS2 VSS3 VSS4 VSS5
VCC_D1
VCC_D2 VCC_D3
VCCQ_D1 VCCQ_D2
IO14_NAND
IO13_NAND
IO12_NAND
IO10_NAND
IO9_NAND
DQ10
DQ12
IO1_NAND
CS
A6
NC21 NC20 NC19
WP_NAND
NC11 NC12 NC13 NC22 NC23 NC24 NC25 NC26 NC27 NC28 NC29
NC30
NC31 NC32 NC33 NC34 NC35 NC36 NC37 NC38 NC39 NC40 NC41 NC43 NC44 NC45 NC46 NC47 NC48 NC49 NC50 NC51 NC52 NC53 NC54 NC55 NC56 NC57 NC58 NC59
NC60
NC61
NC62
NC63
NC64
NC65
NC66
NC67
NC68
NC70
EN_WE_NAND
EN_CE_NAND
EN_RE_NAND
EN_CLE_NAND
EN_ALE_NAND
NC NC NC NC NC NC NC NC
SDRAM
DATA
CONTROL
DATA
NAND
WEMI
INTERFACE
MEMORY
CONTROL
ADDRESS
A4_MA4 A3_MA3 A2_MA2 A1_MA1
SDCLK
SDCLK_B
A15 A16
BE1_B
OE_B
BCLK
D0
ECB_WAIT_B
SDWE_B
CS4_B
CS5_B
BE0_B
RW_B
LBA_B
D1
D2
D3
D4
D5
D6
D7
D8
D9
D10
D11
D12
D13
D14
D15
CLE
ALE
CE_B
WP_B
BSY_B
A23 A22 A21 A20 A19 A18 A17 A14
A13_MA13 A12_MA12 A11_MA11
A10
A9_MA9 A8_MA8 A7_MA7 A6_MA6 A5_MA5 A0_MA0
MA10
VREF
CS0_B
CS1_B_A26
CSD0_B
SDBA0
CS2_B
CS3_B_CSD1_B
SDBA1
DQS0
DQS1
SDCKE0
SDCKE1
RAS_B
CAS_B
DQM0
DQM1
SD0
SD1
SD2
SD3
SD4
SD5
SD6
SD7
SD8
SD9
SD10
SD11
SD12
SD13
SD14
SD15
RE_B
WE_B
A25 A24