1Gb: x4, x8, x16 DDR2 SDRAM
Electrical Specifications – IDD Parameters
Electrical Specifications – IDD Parameters
IDD Specifications and Conditions
Table 8: General IDD Parameters
IDD Parameters
CL (IDD
tRCD (IDD
tRC (IDD
tRRD (IDD) - x4/x8 (1KB)
tRRD (IDD) - x16 (2KB)
-187E
7
-25E
5
-25
6
-3E
4
-3
5
-37E
4
-5E
3
Units
tCK
ns
)
)
13.125
58.125
7.5
12.5
57.5
7.5
15
12
15
15
15
)
60
57
60
60
55
ns
7.5
10
7.5
10
7.5
10
7.5
7.5
10
ns
10
10
10
ns
tCK (IDD
tRAS MIN (IDD
tRAS MAX (IDD
tRP (IDD
tRFC (IDD - 256Mb)
tRFC (IDD - 512Mb)
tRFC (IDD - 1Gb)
)
1.875
45
2.5
2.5
45
3
3
3.75
45
5
ns
)
45
45
45
40
ns
)
70,000
13.125
75
70,000
12.5
75
70,000
15
70,000
12
70,000
15
70,000
15
70,000
15
ns
)
ns
75
75
75
75
75
ns
105
105
127.5
195
105
127.5
195
105
127.5
195
105
127.5
195
105
127.5
195
105
127.5
195
ns
127.5
195
ns
tRFC (IDD - 2Gb)
ns
tFAW (IDD) - x4/x8 (1KB)
tFAW (IDD) - x16 (2KB)
Defined by pattern in Table 9 (page 27)
Defined by pattern in Table 9 (page 27)
ns
ns
PDF: 09005aef821ae8bf
1GbDDR2.pdf – Rev. T 02/10 EN
Micron Technology, Inc. reserves the right to change products or specifications without notice.
26
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