K4H561638F Samsung semiconductor, K4H561638F Datasheet - Page 22

• Manufacturer Part Number: K4H561638F
• Description: 256Mb F-die DDR SDRAM Specification
• Manufacturer: Samsung semiconductor

DDR SDRAM 256Mb F-die (x8, x16)
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
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Pulldown Characteristics for Weak Output Driver
Pullup Characteristics for Weak Output Driver
1.0
1.0
2.0
2.0
Rev. 1.3 October, 2004
Vout(V)
Vout(V)
Typical High
Maximum
Typical Low
Minumum
Typical Low
Typical High
Maximum
Minimum
DDR SDRAM