mt48lc1m16a1 Micron Semiconductor Products, mt48lc1m16a1 Datasheet - Page 36

• Manufacturer Part Number: mt48lc1m16a1
• Description: Synchronous Dram
• Manufacturer: Micron Semiconductor Products

TIMING PARAMETERS
NOTE: 1. For this example, the burst length = 2, the CAS latency = 3, and AUTO PRECHARGE is disabled.
16Mb: x16 IT SDRAM
16MSDRAMx16IT.p65 – Rev. 5/99
COMMAND
*CAS latency indicated in parentheses.
SYMBOL* MIN
t
t
t
t
t
t
t
t
t
t
t
AC (3)
AC (2)
AC (1)
AH
AS
CH
CL
CK (3)
CK (2)
CK (1)
CKH
DQM
A0-A9
CKE
A10
CLK
DQ
BA
3
2. A8 and A9 = “Don’t Care.”
3. DQM represents DQML and DQMH. DQML controls the lower byte, and DQMH controls the upper byte.
t CMS
t CKS
t AS
t AS
t AS
COLUMN m
(A0 - A7)
READ
2.5
2.5
20
BANK
T0
1
2
6
8
1
t CKH
t CMH
t AH
t AH
t AH
-6
2
MAX
5.5
18
8
t CMS
t CK
T1
NOP
t CMH
MIN
2.75
2.75
10
25
1
2
7
1
-7
t CL
MAX
t CKS t CKH
5.5
8.5
22
T2
NOP
t LZ
t CH
t AC
MIN
13
25
1
2
3
3
8
1
-8A
CLOCK SUSPEND MODE
MAX
T3
22
6
9
UNITS
D
OUT
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
m
T4
NOP
t OH
36
t AC
SYMBOL* MIN
t
t
t
t
t
t
t
t
t
t
CKS
CMH
CMS
DH
DS
HZ (3)
HZ (2)
HZ (1)
LZ
OH
D
OUT
T5
NOP
m + 1
t HZ
Micron Technology, Inc., reserves the right to change products or specifications without notice.
1.5
1
2
1
2
1
2
1
T6
NOP
-6
MAX
5.5
18
6
t DS
COLUMN e
(A0 - A7)
BANK
WRITE
D
MIN
T7
1.5
IN
2
1
2
1
2
1
t DH
e
2
-7
MAX
5.5
8.5
22
T8
16Mb: x16
MIN
IT SDRAM
1.5
2
1
2
1
2
1
©1999, Micron Technology, Inc.
-8A
MAX
D
22
6
9
IN
T9
DON’T CARE
UNDEFINED
NOP
e + 1
UNITS
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns