MT55L128L32P1 Micron Semiconductor Products, Inc., MT55L128L32P1 Datasheet - Page 5

• Manufacturer Part Number: MT55L128L32P1
• Description: 4Mb ZBT SRAM, 3.3V Vdd, 3.3V or 2.5V I/O, Pipelined,
• Manufacturer: Micron Semiconductor Products, Inc.

*No Connect (NC) is used on the x32 version. Parity (DQPx) is used on the x36 version.
**Pins 83 and 84 are reserved for address expansion, 8Mb and 16Mb respectively.
4Mb: 256K x 18, 128K x 32/36 Pipelined ZBT SRAM
MT55L256L18P1_F.p65 – Rev. F, Pub. 1/03 EN
ADV/LD#
OE# (G#)
ADV/LD#
OE# (G#)
BWb#
BWa#
R/W#
CKE#
NF**
NF**
CE2#
BWa#
BWb#
BWd#
BWc#
CLK
CE2
CE#
R/W#
V
CKE#
NF**
NF**
CE2#
V
NC
NC
SA
SA
SA
SA
CLK
DD
V
CE2
CE#
SS
V
SA
SA
SA
SA
DD
SS
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
Pin Assignment (Top View)
100-Pin TQFP
x32/x36
x18
5
4Mb: 256K x 18, 128K x 32/36
Micron Technology, Inc., reserves the right to change products or specifications without notice.
PIPELINED ZBT SRAM
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
SA
SA
SA
SA
SA
SA
SA
DNU
DNU
V
V
DNU
DNU
SA0
SA1
SA
SA
SA
SA
MODE
(LBO#)
DD
SS
SA
SA
SA
SA
SA
SA
SA
DNU
DNU
V
V
DNU
DNU
SA0
SA1
SA
SA
SA
SA
MODE
(LBO#)
DD
SS
©2003, Micron Technology, Inc.