62
MEX-1HD
IC1030
MBM29DL640E-90TN-1HDU
IC1020
K4S281632D-TI75
LCBR
LRAS
LCAS
LWCBR
LWE
LDQM
ADDRESS REGISTER
TIMING
REGISTER
BANK SELECT
ROW
BUFFER
&
REFRESH
COUNTER
DATA BUS
SENSE AMP
DATA BUS
DATA BUS
ADDRESS BUS
ADDRESS BUS
31
A6
32
A7
33
A8
34
A9
35
A11
36
NC
43
VDDQ
41
VSS
40
NC
29
A4
28
VSS
54
VSS
30
A5
24
A1
23
A0
22
A10
21
A12
20
A13
26
A3
27
VDD
25
A2
18
XRAS
17
XCAS
16
XWE
15
LDQM
19
XCS
50
DQ13
52
VSSQ
51
DQ14
53
DQ15
48
VDDQ
49
DQ12
44
DQ9
46
VSSQ
45
DQ10
47
DQ11
42
DQ8
14
VDD
3
VDDQ
7
DQ3
6
VSSQ
5
DQ2
4
DQ1
9
VDDQ
8
DQ4
1
VCC
2
DQ0
12
VSSQ
11
DQ6
10
DQ5
13
DQ7
38
CLK
37
CKE
ADDRESS BUS
39
UDQM
ROW DECODER
I/O CONTROL
COLUMN BUFFER
OUTPUT BUFFER
LCKE
PROGRAMMING REGISTER
DATA INPUT REGISTER
LATENCY & BURST LENGTH
COLUMN DECODER
2M x 16
2M x 16
2M x 16
2M x 16
STATE
CONTROL
&
COMMAND
REGISTER
Y-GATING
X-DECODER
CELL
MATRIX
8M BIT
(BANK A)
Y-GATING
X-DECODER
STATUS CONTROL
CELL
MATRIX
8M BIT
(BANK B)
Y-GATING
X-DECODER
CELL
MATRIX
8M BIT
(BANK C)
Y-GATING
X-DECODER
CELL
MATRIX
8M BIT
(BANK D)
7
A9
8
A8
9
A19
10
A20
4
A12
5
A11
6
A10
1
A15
2
A14
3
A13
22
A3
23
A2
24
A1
19
A6
20
A5
21
A4
16
A18
17
A17
18
A7
12
XRESET
13
A21
14
XWP/ACC
15
RY/BY
47
XBYTE
46
VSS
37
VCC
45
DQ15/A-1
44
DQ7
43
DQ14
42
DQ6
41
DQ13
40
DQ5
39
DQ12
38
DQ4
36
DQ11
35
DQ3
34
DQ10
33
DQ2
32
DQ9
31
DQ1
30
DQ8
29
DQ0
28
XOE
27
VSS
26
XCE
25
A0
11
XWE
ADDRESS BUS
DATA BUS
48
A16
Summary of Contents for MEX-1HD - Audio Library System
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