MT58L128L32P1 Micron Semiconductor Products, Inc., MT58L128L32P1 Datasheet - Page 9
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MT58L128L32P1
Manufacturer Part Number
MT58L128L32P1
Description
4Mb Syncburst SRAM, 3.3V Vdd, 3.3V or 2.5V I/O, Pipelined, Scd,
Manufacturer
Micron Semiconductor Products, Inc.
Datasheet
1.MT58L128L32P1.pdf
(30 pages)
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FBGA PIN DESCRIPTIONS
4Mb: 256K x 18, 128K x 32/36 Pipelined, SCD SyncBurst SRAM
MT58L256L18P1_F.p65 – Rev. F, Pub. 1/03 EN
8P, 8R, 9P, 9R,
10R, 11A, 11R 10P, 10R, 11R
10A, 10B, 10P, 9R, 10A, 10B,
2A, 2B, 3P,
3R, 4P, 4R,
x18
11H
4A
7A
3A
6A
9A
6R
5B
7B
6B
3B
8B
6P
–
–
2A, 2B, 3P,
3R, 4P, 4R,
8P, 8R, 9P,
x32/x36
11H
5A
4A
7A
3A
6A
9A
6R
5B
4B
7B
6B
3B
8B
6P
SYMBOL
OE#(G#)
BWb#
BWd#
BWa#
BWc#
BWE#
ADV#
GW#
CE2#
SA0
SA1
CLK
CE#
CE2
SA
ZZ
TYPE
Input Synchronous Address Inputs: These inputs are registered and
Input Synchronous Byte Write Enables: These active LOW inputs allow
Input Byte Write Enable: This active LOW input permits BYTE WRITE
Input Global Write: This active LOW input allows a full 18-, 32-, or 36-bit
Input Clock: This signal registers the address, data, chip enable, byte write
Input Synchronous Chip Enable: This active LOW input is used to enable
Input Synchronous Chip Enable: This active LOW input is used to enable
Input Snooze Enable: This active HIGH, asynchronous input causes the
Input Synchronous Chip Enable: This active HIGH input is used to enable
Input Output Enable: This active LOW, asynchronous input enables the
Input Synchronous Address Advance: This active LOW input is used to
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must meet the setup and hold times around the rising edge of
CLK.
individual bytes to be written and must meet the setup and hold
times around the rising edge of CLK. A byte write enable is LOW
for a WRITE cycle and HIGH for a READ cycle. For the x18 version,
BWa# controls DQas and DQPa; BWb# controls DQbs and DQPb. For
the x32 and x36 versions, BWa# controls DQas and DQPa; BWb#
controls DQbs and DQPb; BWc# controls DQcs and DQPc; BWd#
controls DQds and DQPd. Parity is only available on the x18 and x36
versions.
operations and must meet the setup and hold times around the
rising edge of CLK.
WRITE to occur independent of the BWE# and BWx# lines and must
meet the setup and hold times around the rising edge of CLK.
enables, and burst control inputs on its rising edge. All synchronous
inputs must meet setup and hold times around the clock’s rising
edge.
the device and conditions the internal use of ADSP#. CE# is sampled
only when a new external address is loaded.
the device and is sampled only when a new external address is
loaded.
device to enter a low-power standby mode in which all data in the
memory array is retained. When ZZ is active, all other inputs are
ignored.
the device and is sampled only when a new external address is
loaded.
data I/O output drivers.
advance the internal burst counter, controlling burst access after the
external address is loaded. A HIGH on ADV# effectively causes wait
states to be generated (no address advance). To ensure use of correct
address during a WRITE cycle, ADV# must be HIGH at the rising edge
of the first clock after an ADSP# cycle is initiated.
9
PIPELINED, SCD SYNCBURST SRAM
4Mb: 256K x 18, 128K x 32/36
Micron Technology, Inc., reserves the right to change products or specifications without notice.
DESCRIPTION
©2003, Micron Technology, Inc.