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DDR SDRAM
DDR SDRAM 128Mb F-die (x4, x8)
Rev. 1.1 May. 2004
Figure 4. I/V characteristics for input/output buffers:Pull up(above) and pull down(below)
Maximum
Typical High
Minumum
Typical Low
Vout(V)
I
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
0.0
1.0
2.0
I
Minimum
Typical Low
Typical High
Maximum
0
10
30
40
50
60
70
80
90
0.0
1.0
2.0
I
Vout(V)
Pullup Characteristics for Weak Output Driver
Pulldown Characteristics for Weak Output Driver