MT57W1MH18C Micron Semiconductor Products, Inc., MT57W1MH18C Datasheet - Page 15

• Manufacturer Part Number: MT57W1MH18C
• Description: 18Mb Ddrii SRAM, 1.8V Vdd, Hstl, 2-Word Burst,
• Manufacturer: Micron Semiconductor Products, Inc.

Table 13: AC Electrical Characteristics and Recommended Operating Conditions
Notes 16-19; 22; notes appear following parameter tables on page 17; 0°C £ T
18Mb: 2 Meg x 8, 1 Meg x 18, 512K x 36, 1.8V V
MT57W1MH18C_H.fm – Rev. H, Pub. 3/03
DESCRIPTION
Clock
Clock cycle
time (K, K#, C,
C#)
Clock phase
jitter (K, K#, C,
C#)
Clock HIGH
time (K, K#, C,
C#)
Clock LOW
time (K, K#, C,
C#)
Clock to clock#
(K­®K#­,
C­®C#­) at
t
minimum
Clock# to clock
(K#­®K­,
C#­®C­) at
t
minimum
Clock to data
clock (K­
K#­
DLL lock time
(K, C)
K static to DLL
reset
Output Times
C, C# HIGH to
output valid
C, C# HIGH to
output hold
C, C# HIGH to
echo clock
valid
C, C# HIGH to
echo clock hold
CQ, CQ# HIGH
to output valid
CQ, CQ# HIGH
to output hold
C HIGH to
output High-Z
KHKH
KHKH
®
C#­)
®
C­,
t
t
t
t
t
t
t
t
KHK#H 1.35
K#HKH 1.35
t
t
t
t
t
t
KC var
CQHQ
CQHQ
KHKH
KHCH
CHQV
CHQX
CHCQ
CHCQ
reset
CHQZ
KHKL
KLKH
SYM
lock
t
t
KC
KC
V
X
V
X
DD
1,024
-0.45
-0.45
-0.25
3.00
1.20
1.20
0.00
, HSTL, DDR SIO SRAM
MIN
30
-3
MAX
0.20
0.45
0.45
0.25
0.45
3.47
1.30
1,024
-0.45
-0.45
-0.27
MIN
3.30
1.32
1.32
1.49
1.49
0.00
30
-3.3
MAX
4.20
0.20
1.45
0.45
0.45
0.27
0.45
1,024
-0.45
-0.45
-0.30
MIN
4.00
1.60
1.60
1.80
1.80
0.00
30
-4
15
MAX
5.25
0.20
1.80
0.45
0.45
0.30
0.45
2 MEG
1.8V V
1,024
-0.45
-0.45
-0.35
5.00
2.00
2.00
2.20
2.20
0.00
MIN
30
Micron Technology, Inc., reserves the right to change products or specifications without notice.
-5
MAX
0.20
2.30
0.45
0.45
0.35
0.45
X
6.30
A
8, 1 MEG
DD
£ +70°C; T
1,024
-0.50
-0.50
-0.40
MIN
6.00
2.40
2.40
2.70
2.70
0.00
, HSTL, DDR SIO SRAM
30
-6
MAX
7.88
0.20
2.80
0.50
0.50
0.40
0.50
J
£ +95°C; V
X
1,024
-0.50
-0.50
-0.40
7.50
3.00
3.00
3.38
3.38
0.00
MIN
30
18, 512K
-7.5
DD
MAX
8.40
0.20
3.55
0.50
0.50
0.40
0.50
= 1.8V ±0.1V
©2003 Micron Technology, Inc.
UNITS NOTES
cycles
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
X
36
20
21
22
23
23