MT55L128L32P1 Micron Semiconductor Products, Inc., MT55L128L32P1 Datasheet - Page 12

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

INTERLEAVED BURST ADDRESS TABLE (MODE = NC OR HIGH)
LINEAR BURST ADDRESS TABLE (MODE = LOW)
4Mb: 256K x 18, 128K x 32/36 Pipelined ZBT SRAM
MT55L256L18P1_F.p65 – Rev. F, Pub. 1/03 EN
FIRST ADDRESS (EXTERNAL)
FIRST ADDRESS (EXTERNAL)
X...X00
X...X01
X...X10
X...X11
X...X00
X...X01
X...X10
X...X11
PARTIAL TRUTH TABLE FOR READ/WRITE COMMANDS (x32/x36)
NOTE: Using R/W# and BYTE WRITE(s), any one or more bytes may be written.
PARTIAL TRUTH TABLE FOR READ/WRITE COMMANDS (x18)
FUNCTION
READ
WRITE Byte “a”
WRITE Byte “b”
WRITE Byte “c”
WRITE Byte “d”
WRITE All Bytes
WRITE ABORT/NOP
NOTE: Using R/W# and BYTE WRITE(s), any one or more bytes may
FUNCTION
READ
WRITE Byte “a”
WRITE Byte “b”
WRITE All Bytes
WRITE ABORT/NOP
SECOND ADDRESS (INTERNAL)
SECOND ADDRESS (INTERNAL)
be written.
X...X01
X...X00
X...X11
X...X10
X...X01
X...X10
X...X11
X...X00
R/W#
H
L
L
L
L
L
L
12
THIRD ADDRESS (INTERNAL)
THIRD ADDRESS (INTERNAL)
BWa#
R/W#
X
H
H
H
H
L
L
H
L
L
L
L
4Mb: 256K x 18, 128K x 32/36
X...X10
X...X11
X...X00
X...X01
X...X10
X...X11
X...X00
X...X01
BWb#
BWa#
Micron Technology, Inc., reserves the right to change products or specifications without notice.
H
H
H
H
X
L
L
X
H
H
L
L
PIPELINED ZBT SRAM
BWc#
BWb#
X
H
H
H
H
L
L
H
H
X
L
L
FOURTH ADDRESS (INTERNAL)
FOURTH ADDRESS (INTERNAL)
BWd#
H
H
H
H
X
L
L
X...X11
X...X10
X...X01
X...X00
X...X11
X...X00
X...X01
X...X10
©2003, Micron Technology, Inc.