k4h560438e Samsung Semiconductor, Inc., k4h560438e Datasheet - Page 23

• Manufacturer Part Number: k4h560438e
• Description: 256mb E-die Ddr Sdram
• Manufacturer: Samsung Semiconductor, Inc.

DDR SDRAM 256Mb E-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
0.0
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. 1.3 July. 2005
DDR SDRAM
Maximum
Typical High
Typical Low
Minumum
Typical Low
Typical High
Maximum
Minimum