參數(shù)資料
型號: HYB18T512160AF
廠商: INFINEON TECHNOLOGIES AG
英文描述: 512-Mbit DDR2 SDRAM
中文描述: 512兆位DDR2 SDRAM的
文件頁數(shù): 95/117頁
文件大?。?/td> 2102K
代理商: HYB18T512160AF
Data Sheet
95
Rev. 1.3, 2005-01
09112003-SDM9-IQ3P
HYB18T512[40/80/16]0AF–[3/3S/3.7/5]
512-Mbit DDR2 SDRAM
Currents Measurement Specifications and Conditions
6.1
For testing the
I
DD
parameters, the following timing parameters are used:
I
DD
Test Conditions
Table 48
Parameter
I
DD
Measurement Test Conditions for DDR2–667C and DDR2–667D
Symbol
–3
DDR2–667C 4–4–4 DDR2–667D 5–5–5
4
3
12
57
–3S
Unit
Note
CAS Latency
Clock Cycle Time
Active to Read or Write delay
Active to Active / Auto-Refresh
command period
Active bank A to Active bank B
command delay
CL
(IDD)
t
CK(IDD)
t
RCD(IDD)
t
RC(IDD)
5
3
15
60
t
CK
ns
ns
ns
t
RRD(IDD)
t
RRD(IDD)
t
RAS.MIN(IDD)
t
RAS.MAX(IDD)
t
RP(IDD)
t
RFC(IDD)
7.5
10
45
70000
12
75
7.5
10
45
70000
15
75
ns
ns
ns
ns
ns
ns
1)
1)
×
4 &
×
8 (1 kB page size)
2)
×
16 (2 kB page size); not on 256M component
2)
Active to Precharge Command
Precharge Command Period
Auto-Refresh to Active / Auto-Refresh
command period
Auto-Refresh to Active / Auto-Refresh
command period
Average periodic Refresh interval
t
RFC(IDD)
105
105
ns
t
REFI
7.8
7.8
μ
s
Table 49
Parameter
I
DD
Measurement Test Condition for DDR2–533C and DDR2–400B
Symbol
–3.7
DDR2–533C 4–4–4 DDR2–400B 3–3–3
4
3.75
15
60
–5
Unit
Note
CAS Latency
Clock Cycle Time
Active to Read or Write delay
Active to Active / Auto-Refresh
command period
Active bank A to Active bank B
command delay
CL
(IDD)
t
CK(IDD)
t
RCD(IDD)
t
RC(IDD)
3
5
15
55
t
CK
ns
ns
ns
t
RRD(IDD)
7.5
10
45
70000
15
105
7.5
10
40
70000
15
105
ns
ns
ns
ns
ns
ns
1)
1)
×
4 &
×
8 (1 kB page size)
2)
×
16 (2 kB page size); not on 256M component
2)
Active to Precharge Command
t
RAS.MIN(IDD)
t
RAS.MAX(IDD)
t
RP(IDD)
t
RFC(IDD)
Precharge Command Period
Auto-Refresh to Active / Auto-
Refresh command period
Average periodic Refresh interval
t
REFI
7.8
7.8
μ
s
相關(guān)PDF資料
PDF描述
HYB18T512160AF-3 512-Mbit DDR2 SDRAM
HYB18T512160AF-3.7 512-Mbit DDR2 SDRAM
HYB18T512160AF-3S 512-Mbit DDR2 SDRAM
HYB18T512400AF-3 512-Mbit DDR2 SDRAM
HYB18T512400AF-3S 512-Mbit DDR2 SDRAM
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