K4H280438F SAMSUNG [Samsung semiconductor], K4H280438F Datasheet - Page 22

• Manufacturer Part Number: K4H280438F
• Description: 128Mb F-die DDR SDRAM Specification
• Manufacturer: SAMSUNG [Samsung semiconductor]

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