MT55L128L18P1 Micron Semiconductor Products, Inc., MT55L128L18P1 Datasheet - Page 14
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MT55L128L18P1
Manufacturer Part Number
MT55L128L18P1
Description
2Mb ZBT SRAM, 3.3V Vdd, 3.3V I/O, Pipelined,
Manufacturer
Micron Semiconductor Products, Inc.
Datasheet
1.MT55L128L18P1.pdf
(18 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
MT55L128L18P1F-10
Manufacturer:
MICRON/美光
Quantity:
20 000
NOT RECOMENDED FOR NEW DESIGNS
SNOOZE MODE
mode in which the device is deselected and current is
reduced to I
dictated by the length of time the ZZ pin is in a HIGH
state. After the device enters SNOOZE MODE, all in-
puts except ZZ become disabled and all outputs go to
High-Z.
that causes the device to enter SNOOZE MODE. When
SNOOZE MODE ELECTRICAL CHARACTERISTICS
NOTE: 1. This parameter is sampled.
2Mb: 128K x 18, 64K x 32/36 3.3V I/O, Pipelined ZBT SRAM
MT55L128L18P1_C.p65 – Rev. C, Pub. 11/02
DESCRIPTION
Current during SNOOZE MODE
ZZ active to input ignored
ZZ inactive to input sampled
ZZ active to snooze current
ZZ inactive to exit snooze current
Outputs (Q)
ALL INPUTS
SNOOZE MODE is a low-current, “power-down”
The ZZ pin is an asynchronous, active HIGH input
(except ZZ)
I
SUPPLY
CLK
ZZ
SB
2
Z
. The duration of SNOOZE MODE is
t ZZI
t
I
ZZ
ISB2Z
SNOOZE MODE WAVEFORM
CONDITIONS
ZZ
V
IH
14
High-Z
the ZZ pin becomes a logic HIGH, I
after the time
tion pending when the device enters SNOOZE MODE
is not guaranteed to complete successfully. Therefore,
SNOOZE MODE must not be initiated until valid pend-
ing operations are completed. Similarly, when exiting
SNOOZE MODE during
READ cycle should be given.
3.3V I/O, PIPELINED ZBT SRAM
SYMBOL
2Mb: 128K x 18, 64K x 32/36
t
t
I
t
RZZI
t
RZZ
SB
Micron Technology, Inc., reserves the right to change products or specifications without notice.
ZZI
ZZ
2Z
t
ZZI is met. Any READ or WRITE opera-
MIN
0
0
0
DESELECT or READ Only
t RZZI
2(
2(
2(
t
RZZ, only a DESELECT or
t
t
t
MAX
KHKH)
KHKH)
KHKH)
10
t RZZ
SB
UNITS
2
mA
ns
ns
ns
ns
Z
©2002, Micron Technology, Inc.
DON’T CARE
is guaranteed
NOTES
1
1
1
1