
STD130
4-58
Samsung ASIC
PvODyz
Open Drain Output Buffers
Switching Characteristics
(Typical process, 25
°
C, 1.8V, 3.3V, t
R
/t
F
=0.15ns, CL: Capacitive Load[pF])
PHTOD1
PHTOD2
PHTOD4
PHTOD6
Path
Parameter
Delay [ns]
CL = 50.0pF
28.066
14.853
0.960
28.066
14.950
1.035
<
Delay Equations [ns]
Group1*
4.156 + 0.478*CL
3.166 + 0.234*CL
0.960 + 0.000*CL
4.156 + 0.478*CL
3.263 + 0.234*CL
1.035 + 0.000*CL
Group2*
3.402 + 0.493*CL
3.101 + 0.235*CL
0.960 + 0.000*CL
3.402 + 0.493*CL
3.198 + 0.235*CL
1.035 + 0.000*CL
Group3*
3.039 + 0.498*CL
2.936 + 0.237*CL
0.960 + 0.000*CL
3.039 + 0.498*CL
3.033 + 0.237*CL
1.035 + 0.000*CL
TN to PAD
tF
tPHL
tPLZ
tF
tPHL
tPLZ
EN to PAD
*Group1 : CL < 50, *Group2 : 50 =
Path
Parameter
Delay [ns]
CL = 50.0pF
15.838
8.667
0.749
15.838
8.764
0.824
<
Delay Equations [ns]
Group1*
3.501 + 0.247*CL
1.798 + 0.137*CL
0.749 + 0.000*CL
3.501 + 0.247*CL
1.895 + 0.137*CL
0.824 + 0.000*CL
Group2*
2.650 + 0.264*CL
1.875 + 0.136*CL
0.749 + 0.000*CL
2.650 + 0.264*CL
1.974 + 0.136*CL
0.824 + 0.000*CL
Group3*
2.146 + 0.270*CL
1.899 + 0.136*CL
0.749 + 0.000*CL
2.146 + 0.270*CL
1.996 + 0.136*CL
0.824 + 0.000*CL
TN to PAD
tF
tPHL
tPLZ
tF
tPHL
tPLZ
EN to PAD
*Group1 : CL < 50, *Group2 : 50 =
Path
Parameter
Delay [ns]
CL = 50.0pF
8.607
5.317
0.853
8.607
5.414
0.929
<
Delay Equations [ns]
Group1*
2.923 + 0.114*CL
1.822 + 0.070*CL
0.853 + 0.000*CL
2.923 + 0.114*CL
1.919 + 0.070*CL
0.928 + 0.000*CL
Group2*
2.536 + 0.121*CL
1.857 + 0.069*CL
0.853 + 0.000*CL
2.536 + 0.121*CL
1.954 + 0.069*CL
0.929 + 0.000*CL
Group3*
1.965 + 0.129*CL
1.893 + 0.069*CL
0.853 + 0.000*CL
1.965 + 0.129*CL
1.990 + 0.069*CL
0.929 + 0.000*CL
TN to PAD
tF
tPHL
tPLZ
tF
tPHL
tPLZ
EN to PAD
*Group1 : CL < 50, *Group2 : 50 =
Path
Parameter
Delay [ns]
CL = 50.0pF
6.179
4.388
0.959
6.179
4.485
1.034
<
Delay Equations [ns]
Group1*
2.089 + 0.082*CL
2.027 + 0.047*CL
0.959 + 0.000*CL
2.089 + 0.082*CL
2.125 + 0.047*CL
1.034 + 0.000*CL
Group2*
2.209 + 0.079*CL
2.064 + 0.046*CL
0.959 + 0.000*CL
2.209 + 0.079*CL
2.162 + 0.046*CL
1.034 + 0.000*CL
Group3*
2.019 + 0.082*CL
2.090 + 0.046*CL
0.959 + 0.000*CL
2.019 + 0.082*CL
2.188 + 0.046*CL
1.034 + 0.000*CL
TN to PAD
tF
tPHL
tPLZ
tF
tPHL
tPLZ
EN to PAD
*Group1 : CL < 50, *Group2 : 50 =