
Samsung ASIC
4-35
STD150
PvODyz
Open Drain Output Buffers
Switching Characteristics
(Typical process, 25
°
C, 1.2V, 2.5V, t
R
/t
F
=0.11ns, CL: Capacitive Load[pF])
PMTOD1
PMTOD2
PMTOD4
PMTOD6
Path
Parameter
Delay [ns]
CL = 50.0pF
21.954
15.066
1.249
21.954
15.199
<
Delay Equations [ns]
Group1*
3.039 + 0.378*CL
4.908 + 0.203*CL
1.249 + 0.000*CL
3.039 + 0.378*CL
5.044 + 0.203*CL
1.383 + 0.000*CL
Group2*
2.830 + 0.382*CL
5.324 + 0.195*CL
1.249 + 0.000*CL
2.830 + 0.382*CL
5.457 + 0.195*CL
1.383 + 0.000*CL
Group3*
2.560 + 0.386*CL
5.552 + 0.192*CL
1.249 + 0.000*CL
2.560 + 0.386*CL
5.685 + 0.192*CL
1.383 + 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
14.017
10.857
1.190
14.017
10.990
1.325
<
Delay Equations [ns]
Group1*
2.582 + 0.229*CL
3.965 + 0.138*CL
1.190 + 0.000*CL
2.582 + 0.229*CL
4.098 + 0.138*CL
1.325 + 0.000*CL
Group2*
2.593 + 0.228*CL
4.403 + 0.129*CL
1.190 + 0.000*CL
2.593 + 0.228*CL
4.536 + 0.129*CL
1.325 + 0.000*CL
Group3*
2.434 + 0.231*CL
4.709 + 0.125*CL
1.190 + 0.000*CL
2.434 + 0.231*CL
4.842 + 0.125*CL
1.325 + 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
6.311
4.416
1.240
6.311
4.549
1.375
<
Delay Equations [ns]
Group1*
0.345 + 0.119*CL
1.346 + 0.061*CL
1.240 + 0.000*CL
0.345 + 0.119*CL
1.480 + 0.061*CL
1.375 + 0.000*CL
Group2*
0.337 + 0.119*CL
1.357 + 0.061*CL
1.240 + 0.000*CL
0.337 + 0.119*CL
1.490 + 0.061*CL
1.375 + 0.000*CL
Group3*
0.335 + 0.119*CL
1.367 + 0.061*CL
1.240 + 0.000*CL
0.335 + 0.119*CL
1.500 + 0.061*CL
1.374 + 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
4.220
3.397
1.275
4.220
3.530
1.410
<
Delay Equations [ns]
Group1*
0.249 + 0.079*CL
1.345 + 0.041*CL
1.276 + 0.000*CL
0.249 + 0.079*CL
1.478 + 0.041*CL
1.410 + 0.000*CL
Group2*
0.233 + 0.080*CL
1.352 + 0.041*CL
1.275 + 0.000*CL
0.233 + 0.080*CL
1.485 + 0.041*CL
1.410 + 0.000*CL
Group3*
0.233 + 0.080*CL
1.360 + 0.041*CL
1.273 + 0.000*CL
0.233 + 0.080*CL
1.492 + 0.041*CL
1.410 + 0.000*CL
TN to PAD
tF
tPHL
tPLZ
tF
tPHL
tPLZ
EN to PAD
*Group1 : CL < 50, *Group2 : 50 =