W9412G6JH Datasheet, PDF (31/53 Pages) Winbond – 2M  4 BANKS  16 BITS DDR SDRAM

W9412G6JH
10.6 Table 6: Output Slew Rate Matching Ratio Characteristics
SLEW RATE CHARACTERISTIC
PARAMETER
Output Slew Rate Matching Ratio
(Pullup to Pulldown)
DDR500
MIN. MAX.
0.67 1.5
DDR400
MIN. MAX.
0.67 1.5
DDR333
MIN. MAX.
0.67 1.5
NOTES
e, m
10.7 Table 7: AC Overshoot/Undershoot Specification for Address and Control Pins
PARAMETER
Maximum peak amplitude allowed for overshoot
DDR500
1.5 V
SPECIFICATION
DDR400
1.5 V
DDR333
1.5 V
Maximum peak amplitude allowed for undershoot
1.5 V
1.5 V
1.5 V
The area between the overshoot signal and VDD
must be less than or equal to Max. area in Figure 3
4.5 V-nS
4.5 V-nS
4.5 V-nS
The area between the undershoot signal and GND
must be less than or equal to Max. area in Figure 3
4.5 V-nS
4.5 V-nS
4.5 V-nS
VDD
Overshoot
5
4
Max. amplitude = 1.5V
3
2
Max. area
1
0
-1
-2
Max. amplitude = 1.5V
-3
GND
-4
-5
0 0.5 0.68751.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.06.3125 6.5 7.0
Time (nS)
Undershoot
Figure 3: Address and Control AC Overshoot and Undershoot Definition
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Publication Release Date: Nov. 29, 2011
Revision A03