mt48lc2m32b2 Micron Semiconductor Products, mt48lc2m32b2 Datasheet - Page 61

• Manufacturer Part Number: mt48lc2m32b2
• Description: Synchronous Dram
• Manufacturer: Micron Semiconductor Products

Figure 43:
PDF: 09005aef811ce1fe/Source: 09005aef811ce1d5
64MSDRAMx32_2.fm - Rev. J 12/08 EN
COMMAND
BA0, BA1
DQM 0-3
A0-A9
CKE
A10
CLK
DQ
t CMS t CMH
t CKS
t AS
t AS
t AS
READ – DQM Operation
ACTIVE
T0
ROW
ROW
BANK
t CKH
t AH
t AH
t AH
Notes:
t RCD
t CK
T1
NOP
1. For this example, CL = 2.
2. A8 and A9 = “Don’t Care.”
DISABLE AUTO PRECHARGE
ENABLE AUTO PRECHARGE
t CMS
t CL
COLUMN m 2
T2
READ
BANK
t CMH
t CH
CAS Latency
T3
NOP
t
LZ
t AC
61
T4
NOP
t OH
D
t HZ
OUT
m
Micron Technology, Inc., reserves the right to change products or specifications without notice.
T5
NOP
t
LZ
t AC
T6
NOP
D
t AC
t OH
OUT
m + 2
©2001 Micron Technology, Inc. All rights reserved.
T7
NOP
64Mb: x32 SDRAM
D
OUT
Timing Diagrams
t OH
t HZ
m + 3
T8
NOP
DON’T CARE
UNDEFINED