MT16LSDT1664 Micron, MT16LSDT1664 Datasheet - Page 14

• Manufacturer Part Number: MT16LSDT1664
• Description: 168-Pin SDRAM DIMMs (x64)
• Manufacturer: Micron

ELECTRICAL CHARACTERISTICS AND RECOMMENDED AC OPERATING CONDITIONS*
(Notes: 5, 6, 8, 9, 11; notes appear following parameter tables)
8, 16 Meg x 64 SDRAM DIMMs
SD8_16C8_16X64AG_A.p65 – Rev. A, Pub. 4/02
*Module AC timing parameters comply with PC100 and PC133 Design Specs, based on component parameters.
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
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
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 = 3
CL = 2
SYMBOL
t
t
t
t
t
t
t
t
AC(3)
AC(2)
CK(3)
CK(2)
t
t
HZ(3)
HZ(2)
t
t
t
t
CMH
t
t
t
t
t
OH
t
CKH
CMS
t
RCD
RRD
t
CKS
RAS
REF
XSR
t
t
t
t
t
RFC
t
WR
AH
DH
OH
CH
AS
DS
RC
RP
t
CL
LZ
T
N
1 CLK +
MIN
7ns
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
37
60
15
66
15
14
14
67
7
1
3
14
-13E
120,000
MAX
5.4
5.4
5.4
5.4
1.2
64
1 CLK +
MIN
7.5ns
Micron Technology, Inc., reserves the right to change products or specifications without notice.
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
168-PIN SDRAM DIMMs
120,000
MAX
5.4
5.4
1.2
64
6
6
64MB / 128MB (x64)
1 CLK +
MIN
7ns
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
-10E
120,000
MAX
1.2
64
6
6
6
7
©2002, Micron Technology, Inc.
UNITS
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
NOTES
27
23
23
10
10
28
29
24
25
20
7