参数资料
型号: MT46V2M32V1
厂商: Micron Technology, Inc.
英文描述: DOUBLE DATA RATE DDR SDRAM
中文描述: 双倍数据速率的DDR SDRAM内存
文件页数: 57/65页
文件大小: 2360K
代理商: MT46V2M32V1
57
64Mb: x32 DDR SDRAM
2M32DDR-07.p65
Rev. 12/01
Micron Technology, Inc., reserves the right to change products or specifications without notice.
2001, Micron Technology, Inc.
64Mb: x32
DDR SDRAM
POWER-DOWN MODE
CK
CK#
COMMAND
VALID1
NOP
ADDR
CKE
NOTE
: 1. If this command is a PRECHARGE (or if the device is already in the idle state), then the power-down
mode shown is precharge power-down. If this command is an ACTIVE (or if at least one row is
already active), then the power-down mode shown is active power-down.
2. No column accesses are allowed to be in progress at the time power-down is entered.
DQ
DM
DQS
NOP
VALID
t
CK
t
CH
t
CL
t
IS
t
IS
t
IH
t
IS
t
IS
t
IH
t
IH
t
IS
Enter 2
Power-Down
Mode
Exit
Power-Down
Mode
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)
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)
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)
(
)
(
)
(
)
(
)
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)
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)
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(
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)
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)
T0
T1
Ta0
Ta1
Ta2
T2
NOP
DON
T CARE
(
)
(
)
(
)
(
)
VALID
VALID
t
PDIX
TIMING PARAMETERS
-5
-6
-65
SYMBOL
t
CH
t
CL
t
CK (3)
MIN
0.45
0.45
5
MAX
0.55
0.55
12
MIN
0.45
0.45
6
MAX
0.55
0.55
12
MIN
0.45
0.45
6.5
MAX
0.55
0.55
12
UNITS
t
CK
t
CK
ns
-5
-6
-65
SYMBOL
t
CK (2)
t
IH
t
IS
MIN
8
1
1
MAX
12
MIN
10
1
1
MAX
12
MIN
10
1
1
MAX
12
UNITS
ns
ns
ns
相关PDF资料
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