MT58L128L32F1 Micron Semiconductor Products, Inc., MT58L128L32F1 Datasheet - Page 21

• Manufacturer Part Number: MT58L128L32F1
• Description: 4Mb Syncburst SRAM, 3.3V Vdd, 3.3V or 2.5V I/O, Flow-Through,
• Manufacturer: Micron Semiconductor Products, Inc.

READ TIMING PARAMETERS
NOTE: 1. Q(A2) refers to output from address A2. Q(A2 + 1) refers to output from the next internal burst address following A2.
4Mb: 256K x 18, 128K x 32/36 Flow-Through SyncBurst SRAM
MT58L256L18F1_F.p65 – Rev. F, Pub. 1/03 EN
BWE#, GW#,
BWa#-BWd#
SYMBOL
t
f
t
t
t
t
t
t
t
t
t
KC
KF
KH
KL
KQ
KQX
KQLZ
KQHZ
OEQ
OELZ
OEHZ
ADDRESS
(NOTE 2)
ADSC#
ADSP#
ADV#
OE#
CLK
CE#
Q
2. CE2# and CE2 have timing identical to CE#. On this diagram, when CE# is LOW, CE2# is LOW and CE2 is HIGH. When CE#
3. Timing is shown assuming that the device was not enabled before entering into this sequence.
4. Outputs are disabled
is HIGH, CE2# is HIGH and CE2 is LOW.
MIN MAX MIN MAX MIN MAX MIN MAX UNITS
7.5
2.5
2.5
1.5
1.5
0
-6.8
High-Z
133
6.8
3.5
3.5
3.5
t ADSS
t AS
t CES
8.8
2.5
2.5
1.5
1.5
A1
0
t KQLZ
t ADSH
t AH
t CEH
-7.5
t KH
t OEQ
t KQ
t KC
113
7.5
4.2
4.2
4.2
Single READ
t WS
t KL
t
KQHZ after deselect.
Q(A1)
3.0
3.0
3.0
3.0
10
0
t WH
-8.5
t OEHZ
100
8.5
5.0
5.0
5.0
t ADSS
A2
t ADSH
4.0
4.0
3.0
3.0
15
t OELZ
0
-10
t AAS
5.0
5.0
5.0
66
10
Q(A2)
READ TIMING
t KQX
t AAH
t KQ
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Q(A2 + 1)
(NOTE 1)
FLOW-THROUGH SYNCBURST SRAM
21
SYMBOL
t
t
t
t
t
t
t
t
t
t
AS
ADSS
AAS
WS
CES
AH
ADSH
AAH
WH
CEH
4Mb: 256K x 18, 128K x 32/36
3
Q(A2 + 2)
ADV# suspends burst.
Micron Technology, Inc., reserves the right to change products or specifications without notice.
MIN MAX MIN MAX MIN MAX MIN MAX UNITS
BURST
READ
1.5
1.5
1.5
1.5
0.5
0.5
0.5
0.5
0.5
1.5
-6.8
Q(A2 + 3)
1.5
1.5
1.5
1.5
0.5
0.5
0.5
0.5
0.5
1.5
-7.5
1.8
1.8
1.8
1.8
0.5
0.5
0.5
0.5
0.5
Q(A2)
1.8
Burst wraps around
to its initial state.
DON’T CARE
-8.5
Q(A2 + 1)
©2003, Micron Technology, Inc.
2.0
2.0
2.0
2.0
0.5
0.5
0.5
0.5
0.5
2.0
-10
Deselect Cycle
(Note 4)
UNDEFINED
Q(A2 + 2)
t KQHZ
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns