mt8lsdt1664ay-13e Micron Semiconductor Products, mt8lsdt1664ay-13e Datasheet - Page 16

• Manufacturer Part Number: mt8lsdt1664ay-13e
• Description: 128mb X64, Sr , 256mb X64, Dr 168-pin Sdram Udimm
• Manufacturer: Micron Semiconductor Products

Table 16: Electrical Characteristics and Recommended AC Operating Conditions
Notes: 5–9, 11, 32; notes appear on page 18; module AC timing parameters comply with PC100 and PC133 design specs,
based on component parameters
09005aef80bccbe7
SD8_16C16_32x64AG.fm - Rev. E 12/05 EN
AC CHARACTERISTICS
PARAMETER
Access time from CLK (pos.
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-impedance time CL = 3
Data-out low-impedance 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
CL = 3
CL = 2
CL = 3
CL = 2
CL = 2
SYMBOL
t
t
t
t
t
t
t
t
t
t
AC(3)
AC(2)
CK(3)
CK(2)
HZ(3)
HZ(2)
t
t
tXSR
t
t
t
CMH
OHN
t
t
t
t
t
CKH
CMS
t
t
t
RAS
t
RCD
RRD
t
CKS
RFC
t
t
REF
WR
AH
DH
OH
CH
AS
DS
RC
t
CL
LZ
RP
T
1 CLK
+ 7ns
MIN
0.8
1.5
2.5
2.5
7.5
0.8
1.5
0.8
1.5
0.8
1.5
1.8
0.3
15
66
14
14
67
37
60
15
7
1
3
-13E
16
120,000
128MB (x64, SR), 256MB (x64, DR)
MAX
5.4
5.4
5.4
5.4
1.2
64
Micron Technology, Inc., reserves the right to change products or specifications without notice.
+ 7.5ns
1 CLK
MIN
0.8
1.5
2.5
2.5
7.5
0.8
1.5
0.8
1.5
0.8
1.5
1.8
0.3
10
44
66
20
66
20
15
15
75
1
3
-133
120,000
168-PIN SDRAM UDIMM
MAX
5.4
5.4
1.2
64
6
6
1 CLK
+ 7ns
MIN
1.8
0.3
10
50
70
20
70
20
20
15
80
1
2
3
3
8
1
2
1
2
1
2
1
3
©2003, 2004 Micron Technology, Inc. All rights reserved.
-10E
120,000
MAX
1.2
64
6
6
6
6
UNITS NOTES
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
ns
ns
ns
ns
27
23
23
10
10
28
24
25
20
7
.