mt48lc16m8a2tg-75-it Micron Semiconductor Products, mt48lc16m8a2tg-75-it Datasheet - Page 61

• Manufacturer Part Number: mt48lc16m8a2tg-75-it
• Description: 128mb X4, X8, X16 Sdram
• Manufacturer: Micron Semiconductor Products

Figure 45:
PDF: 09005aef8091e66d/Source: 09005aef8091e625
128MSDRAM_2.fm - Rev. M 10/07 EN
DQML, DQMU
A0–A9, A11
COMMAND
BA0, BA1
DQM /
CKE
CLK
A10
DQ
t CKS
t CMS
t AS
t AS
t AS
Single READ – With Auto Precharge
ACTIVE
T0
ROW
ROW
BANK
t CMH
t CKH
t AH
t AH
t AH
Notes:
t RCD
t RAS
t RC
t CK
T1
1. For this example, BL = 1, and CL = 2.
2. x16: A9 and A11 = “Don’t Care.”
3. READ command not allowed or
NOP
x8: A11 = “Don’t Care.”
t CL
T2
NOP 2
t CH
T3
NOP 2
ENABLE AUTO PRECHARGE
t CMS
61
COLUMN m 3
BANK
T4
READ
t
t CMH
CAS Latency
RAS would be violated.
Micron Technology, Inc., reserves the right to change products or specifications without notice.
T5
NOP
t AC
t RP
D
T6
128Mb: x4, x8, x16 SDRAM
OUT
NOP
t OH
m
t HZ
©1999 Micron Technology, Inc. All rights reserved.
ACTIVE
ROW
BANK
T7
ROW
Timing Diagrams
T8
NOP
DON’T CARE
UNDEFINED