MT55L256L32P Micron Semiconductor Products, Inc., MT55L256L32P Datasheet - Page 12

• Manufacturer Part Number: MT55L256L32P
• Description: 8Mb: 512K X 18, 256K X 32/36 Pipelined ZBT SRAM
• Manufacturer: Micron Semiconductor Products, Inc.

INTERLEAVED BURST ADDRESS TABLE (MODE = NC OR HIGH)
LINEAR BURST ADDRESS TABLE (MODE = LOW)
8Mb: 512K x 18, 256K x 32/36 Pipelined ZBT SRAM
MT55L512L18P_C.p65 – Rev. 2/02
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)
PARTIAL TRUTH TABLE FOR READ/WRITE COMMANDS (x18)
NOTE: Using R/W# and byte write(s), any one or more bytes may be written.
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 be
FUNCTION
READ
WRITE Byte “a”
WRITE Byte “b”
WRITE All Bytes
WRITE ABORT/NOP
SECOND ADDRESS (INTERNAL)
SECOND ADDRESS (INTERNAL)
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
8Mb: 512K x 18, 256K 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
©2002, Micron Technology, Inc.