63
MEX-1HD
IC2001
W981616BH-7-EL10
DATA CONTROL
CIRCUIT
ADDRESS
BUFFER
COMMAND
DECODER
CONTROL
SIGNAL
GENERATOR
DQ
BUFFER
REFRESH
COUNTER
MODE
REGISTER
COLUMN
COUNTER
CLOCK
BUFFER
ROW DECODER
COLUMN DECODER
SENSE AMPLIFIER
CELL ARRAY
BANK
ROW DECODER
COLUMN DECODER
SENSE AMPLIFIER
CELL ARRAY
BANK
DATA BUS
DATA BUS
DATA BUS
ADDRESS BUS
ADDRESS BUS
29
A6
30
A7
31
A8
32
A9
33
NC
38
VDDQ
37
NC
27
A4
26
VSS
50
VSS
28
A5
22
A1
21
A0
20
A10
19
BA
24
A3
25
VDD
23
A2
17
XRAS
16
XCAS
15
XWE
14
LDQM
18
XCS
46
DQ13
47
VSSQ
48
DQ14
49
DQ15
44
VDDQ
45
DQ12
40
DQ9
41
VSSQ
42
DQ10
43
DQ11
39
DQ8
13
VDDQ
1
VDD
5
DQ2
4
VSSQ
3
DQ1
2
DQ0
7
VDDQ
6
DQ3
11
DQ6
10
VSSQ
9
DQ5
8
DQ4
12
DQ7
35
CLK
34
CKE
36
UDQM
ADDRESS BUS
IC3001
TPS77818PWPR
1
2
3
4
5
6
7
20
19
18
19
+
−
+
−
200 MS DELEY
(FOR RESET OPTION)
13
14
15
16
VREF
10
9
8
11
12
GND
GND
NC
NC
OUT
OUT
FB/NC
RESET/PG
GND
GND
GND
GND
GND
NC
EN
IN
IN
GND
GND
NC
IC3005
XC62GR3312MR
+
–
3
OUTPUT
CONTROL
REFERENCE
VOLTAGE
4
1
2
5
CURRENT
LIMIT
VSS
VIN
CE
NC
VOUT
Summary of Contents for MEX-1HD - Audio Library System
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