64Mb: x4, x8, x16 SDRAM
Pin and Ball Assignments and Descriptions
Pin and Ball Assignments and Descriptions
Figure 4: 54-Pin TSOP (Top View)
x4 x8 x16
x16 x8 x4
–
–
–
–
VDD
DQ0
VDDQ
DQ1
DQ2
1
2
3
4
5
6
7
8
54
53
52
51
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
V
SS
DQ15
DQ7 NC
NC DQ0
–
NC
DQ6 DQ3
–
NC
DQ5 NC
–
NC
DQ4 DQ2
–
NC
–
–
V
SSQ
NC NC
DQ14
DQ13
VDDQ
DQ12
DQ11
DQ0 DQ1
–
NC
–
–
V
SSQ
NC NC
NC DQ2
DQ3
DQ4
VDDQ
DQ5
DQ6
–
NC
–
–
9
V
SSQ
NC NC
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
DQ10
DQ9
VDDQ
DQ8
DQ1 DQ3
–
–
NC
–
–
NC
–
–
V
SSQ
NC NC DQ7
VDD
NC NC DQML
–
–
V
SS
–
–
NC
DQM DQM
WE#
CAS#
RAS#
CS#
BA0
BA1
A10
A0
A1
A2
A3
VDD
DQMH
CLK
CKE
NC
A11
A9
A8
A7
A6
A5
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
A4
V
SS
1. A dash (–) indicates that the x8 and x4 pin function is the same as the x16 pin function.
2. Package may or may not be assembled with a location notch.
Notes:
PDF: 09005aef80725c0b
64mb_x4x8x16_sdram.pdf - Rev. U 05/13 EN
Micron Technology, Inc. reserves the right to change products or specifications without notice.
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© 1999 Micron Technology, Inc. All rights reserved.