参数资料
型号: MT48LC1M16A1S
厂商: Micron Technology, Inc.
英文描述: SYNCHRONOUS DRAM
中文描述: 同步DRAM
文件页数: 45/51页
文件大小: 1480K
代理商: MT48LC1M16A1S
16Mb: x16 SDRAM
16MSDRAMx16.p65
Rev. 8/99
Micron Technology, Inc., reserves the right to change products or specifications without notice.
1999, Micron Technology, Inc.
45
16Mb: x16
SDRAM
SINGLE WRITE – WITHOUT AUTO PRECHARGE
1
TIMING PARAMETERS
-6
-7
-8A
SYMBOL*
t
AH
t
AS
t
CH
t
CL
t
CK (3)
t
CK (2)
t
CK (1)
t
CKH
t
CKS
MIN
1
2
2.5
2.5
6
8
20
1
2
MAX
MIN
1
2
2.75
2.75
7
10
25
1
2
MAX
MIN
1
2
3
3
8
13
25
1
2
MAX
UNITS
ns
ns
ns
ns
ns
ns
ns
ns
ns
t
CMH
t
CMS
t
DH
t
DS
t
RAS
t
RC
t
RCD
t
RP
t
WR
1
2
1
2
42
60
18
18
10
1
2
1
2
42
70
20
21
10
1
2
1
2
48
80
24
24
10
ns
ns
ns
ns
ns
ns
ns
ns
ns
120,000
120,000
120,000
*CAS latency indicated in parentheses.
DON
T CARE
DISABLE AUTO PRECHARGE
ALL BANKS
tCH
tCL
tCK
tRP
tRAS
tRC
tRCD
DQM /
DQML, DQMH
CKE
CLK
A0-A9, A11
DQ
BA0, BA1
A10
tCMH
tCMS
tAH
tAS
ROW
ROW
BANK
BANK
BANK
ROW
ROW
BANK
tWR
D
IN
m
tDH
tDS
COMMAND
tCMH
tCMS
ACTIVE
NOP
WRITE
NOP
PRECHARGE
ACTIVE
tAH
tAS
tAH
tAS
SINGLE BANK
tCKH
tCKS
COLUMN
m
3
2
T0
T1
T2
T4
T3
T5
T6
NOP
-6
-7
-8A
SYMBOL*
MIN
MAX
MIN
MAX
MIN
MAX
UNITS
NOTE:
1. For this example, the burst length = 4, and the WRITE burst is followed by a
manual
PRECHARGE.
2. 10ns is required between <D
IN
m> and the PRECHARGE command, regardless of frequency, to meet
t
WR.
3. A8, A9 =
Don
t Care.
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