mt48h8m16lf Micron Semiconductor Products, mt48h8m16lf Datasheet - Page 17

• Manufacturer Part Number: mt48h8m16lf
• Description: 128mb 8 Meg X 16, 4 Meg X 32 Mobile Sdram
• Manufacturer: Micron Semiconductor Products

Table 10:
Table 11:
PDF: 09005aef832ff1ea / Source: 09005aef832ff1ac
128mb_mobile_sdram_y35m__2.fm - Rev. B 6/08 EN
Parameter
Access time from CLK (positive edge)
Address hold time
Address setup time
CLK high-level width
CLK low-level width
Clock cycle time
CKE hold time
CKE setup time
CS#, RAS#, CAS#, WE#, DQM hold time
CS#, RAS#, CAS#, WE#, DQM setup time
Data-in hold time
Data-in setup time
Data-out High-Z time
Data-out Low-Z time
Data-out hold time (load)
Data-out hold time (no load)
ACTIVE-to-PRECHARGE command
ACTIVE-to-ACTIVE command period
ACTIVE-to-READ or WRITE delay
Refresh period (8,192 rows)
AUTO REFRESH period
PRECHARGE command period
ACTIVE bank a to ACTIVE bank b command
Transition time
WRITE recovery time
Exit SELF REFRESH-to-ACTIVE command
Parameter
Last data-in to burst STOP command
READ/WRITE command to READ/WRITE command
Last data-in to new READ/WRITE command
CKE to clock disable or power-down entry mode
Data-in to ACTIVE command
Data-in to PRECHARGE command
DQM to input data delay
DQM to data mask during WRITEs
DQM to data High-Z during READs
Electrical Characteristics and Recommended AC Operating Conditions
Notes 1–5 apply to all parameters; notes appear on page 17
AC Functional Characteristics
Notes 1–5 apply to all parameters
CL = 3
CL = 2
CL = 3
CL = 2
CL = 3
CL = 2
128Mb: 8 Meg x 16, 4 Meg x 32 Mobile SDRAM
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
Symbol
Symbol
BDL
CCD
CDL
CKED
DAL
DPL
DQD
DQM
DQZ
AC
AH
AS
CH
CL
CK
CKH
CKS
CMH
CMS
DH
DS
HZ
LZ
OH
OH
RAS
RC
RCD
REF
RFC
RP
RRD
T
WR
XSR
17
N
Micron Technology, Inc., reserves the right to change products or specifications without notice.
Min
120
1.5
2.5
2.5
9.6
1.5
0.5
1.5
1.5
2.5
1.8
0.3
42
60
18
80
18
15
–
–
1
6
1
1
–
–
1
2
-75
1
1
1
1
5
2
0
0
2
-6
120,000
Max
1.2
64
5
8
5
8
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
Min
67.5
19.2
19.2
Electrical Specifications
120
1.5
2.5
2.5
7.5
9.6
1.5
0.5
1.5
1.5
2.5
1.8
0.3
45
80
15
–
–
1
1
1
–
–
1
–
2
-8
1
1
1
1
5
2
0
0
2
-75
©2008 Micron Technology, Inc. All rights reserved.
120,000
Max
5.4
5.4
1.2
64
8
–
–
–
–
–
8
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
Unit
t
t
t
t
t
t
t
t
t
CK
CK
CK
CK
CK
CK
CK
CK
CK
Unit
t
ms
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
CK
Preliminary
Notes
14, 16
15, 16
Notes
12
12
12
13
12
12
12
10
11
6
7
8
9