参数资料
型号: MT48LC4M16A2
厂商: Micron Technology, Inc.
英文描述: SYNCHRONOUS DRAM
中文描述: 同步DRAM
文件页数: 38/55页
文件大小: 1458K
代理商: MT48LC4M16A2
38
64Mb: x4, x8, x16 SDRAM
64MSDRAM_F.p65 – Rev. F; Pub. 1/03
Micron Technology, Inc., reserves the right to change products or specifications without notice.
2003, Micron Technology, Inc.
64Mb: x4, x8, x16
SDRAM
CLOCK SUSPEND MODE
1
TIMING PARAMETERS
-6
-7E
-75
-8E
SYMBOL*
t
AC(3)
t
AC(2)
t
AH
t
AS
t
CH
t
CL
t
CK(3)
t
CK(2)
t
CKH
MIN MAX MIN MAX MIN MAX MIN MAX
5.5
5.4
5.4
1
0.8
1.5
1.5
2.5
2.5
2.5
2.5
6
7
7.5
1
0.8
UNITS
ns
ns
ns
ns
ns
ns
ns
ns
ns
5.4
6
6
6
0.8
1.5
2.5
2.5
7.5
10
0.8
1
2
3
3
8
10
1
-6
-7E
-75
-8E
SYMBOL*
t
CKS
t
CMH
t
CMS
t
DH
t
DS
t
HZ(3)
t
HZ(2)
t
LZ
t
OH
MIN MAX MIN MAX MIN MAX MIN MAX
1.5
1.5
1
0.8
1.5
1.5
1
0.8
1.5
1.5
5.5
5.4
5.4
1
1
2
3
UNITS
ns
ns
ns
ns
ns
ns
ns
ns
ns
1.5
0.8
1.5
0.8
1.5
2
1
2
1
2
5.4
6
6
7
1
3
1
3
*CAS latency indicated in parentheses.
tCH
tCL
tCK
tAC
tLZ
DQM /
DQML, DQMH
CLK
A0-A9, A11
DQ
BA0, BA1
A10
tOH
D
OUT
m
tAH
tAS
tAH
tAS
tAH
tAS
BANK
tDH
D
IN
e
tAC
tHZ
D
OUT
m
+ 1
COMMAND
tCMH
tCMS
NOP
NOP
NOP
NOP
NOP
READ
WRITE
DON’T CARE
UNDEFINED
CKE
tCKS
tCKH
BANK
COLUMN
m
tDS
D
IN
e
+ 1
NOP
tCKH
tCKS
tCMH
tCMS
2
COLUMN
e
2
T0
T1
T2
T3
T4
T5
T6
T7
T8
T9
NOTE:
1. For this example, the burst length = 2, the CAS latency = 3, and auto precharge is disabled.
2. x16: A8, A9 and A11 = “ Don’t Care”
x8: A9 and A11 = “ Don’t Care”
x4: A11 = “ Don’t Care”
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