MT46V128M8 MICRON [Micron Technology], MT46V128M8 Datasheet - Page 24

• Manufacturer Part Number: MT46V128M8
• Description: DOUBLE DATA RATE (DDR) SDRAM
• Manufacturer: MICRON [Micron Technology]

NOTE:
09005aef8076894f
1gbDDRx4x8x16_2.fm - Rev. A 3/03 EN
1. DO n (or x or b or g) = data-out from column n (or column x or column b or column g).
2. Burst length = 2, 4 or 8 (if 4 or 8, the following burst interrupts the previous).
3. n' or x' or b' or g' indicates the next data-out following DO n or DO x or DO b or DO g, respectively.
4. READs are to an active row in any bank.
5. Shown with nominal
COMMAND
COMMAND
COMMAND
ADDRESS
ADDRESS
ADDRESS
DQS
DQS
CK#
CK#
DQ
DQ
CK
CK
t
AC,
READ
Bank,
READ
Bank,
Col n
Col n
T0
T0
t
DQSCK, and
Figure 14: Random READ Accesses
CL = 2
t
DQSQ.
READ
Bank,
READ
Bank,
Col x
Col x
T1
T1
CL = 2.5
T2
READ
Bank,
READ
Bank,
Col b
Col b
T2n
T2
24
DO
n
T2n
T3
DO
DO
n'
n
Micron Technology, Inc., reserves the right to change products or specifications without notice.
T3n
READ
Bank,
READ
Bank,
Col g
Col g
T3
DON’T CARE
DO
DO
n'
x
T3n
T4
DO
DO
x'
x
T4n
NOP
T4
NOP
DO
DO
x'
b
1Gb: x4, x8, x16
TRANSITIONING DATA
T4n
T5
DDR SDRAM
DO
DO
b'
b
T5n
PRELIMINARY
T5
NOP
NOP
©2003 Micron Technology. Inc.
DO
DO
b'
g
T5n