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KMM372F803BS 数据表(PDF) 5 Page - Samsung semiconductor

部件名 KMM372F803BS
功能描述  8M x 72 DRAM DIMM with ECC using 8Mx8, 4K 8K Refresh, 3.3V
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制造商  SAMSUNG [Samsung semiconductor]
网页  http://www.samsung.com/Products/Semiconductor
标志 SAMSUNG - Samsung semiconductor

KMM372F803BS 数据表(HTML) 5 Page - Samsung semiconductor

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DRAM MODULE
KMM372F80(8)3BK/BS
AC CHARACTERISTICS (0
°C≤TA≤70°C, VCC=3.3V±0.3V. See notes 1,2.)
Parameter
Symbol
-5
-6
Unit
Note
Min
Max
Min
Max
Column address to W delay time
tAWD
45
53
ns
7
CAS precharge time to W delay time
tCPWD
47
58
ns
CAS setup time(CAS-before-RAS refresh)
tCSR
10
10
ns
13
CAS hold time(CAS-before-RAS refresh)
tCHR
8
8
ns
13
RAS to CAS precharge time
tRPC
3
3
ns
13
Access time from CAS precharge
tCPA
33
40
ns
3,13
Hyper page cycle time
tHPC
20
25
ns
12
Hyper page read-modify-write cycle time
tHPRWC
70
77
ns
12
CAS precharge time(Hyper page cycle)
tCP
7
10
ns
RAS pulse width (Hyper page cycle)
tRASP
50
200K
60
200K
ns
RAS hold time from CAS precharge
tRHCP
35
40
ns
13
W to RAS precharge time(C-B-R refresh)
tWRP
15
15
ns
13
W to RAS hold time(C-B-R refresh)
tWRH
8
8
ns
13
OE access time
tOEA
18
20
ns
13
OE to data delay
tOED
15
18
ns
13
Output buffer turn off delay time from OE
tOEZ
8
18
8
18
ns
13
OE command hold time
tOEH
5
5
ns
Output data hold time(C-B-R refresh)
tDOH
10
10
ns
13
Output buffer turn off delay time from RAS
tREZ
3
13
3
13
ns
6,11
Output buffer turn off delay time from W
tWEZ
8
18
8
18
ns
6,13
W to data delay
tWED
20
20
ns
13
OE to CAS hold time
tOCH
5
5
ns
CAS hold time to OE
tCHO
5
5
ns
OE precharge time
tOEP
5
5
ns
W pulse width (Hyper page cycle)
tWPE
5
5
ns
PDE to Valid PD bit
tPD
10
10
ns
PDE to PD bit Inactive
tPDOFF
2
7
2
7
ns
Present Detect Read Cycle


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