
Samsung ASIC
4-49
STD150
PvOTyz
Tri-State Output Buffers
Switching Characteristics
(Typical process, 25
°
C, 1.2V, 3.3V, t
R
/t
F
=0.11ns, CL: Capacitive Load[pF])
PHOT4SM
PHOT8SM
Path
Parameter
Delay [ns]
CL = 50.0pF
8.672
9.030
6.038
6.556
8.672
9.030
6.286
6.775
1.133
1.301
8.672
9.028
6.419
6.909
1.264
1.425
<
Delay Equations [ns]
Group1*
0.954 + 0.154*CL
1.229 + 0.156*CL
2.244 + 0.076*CL
2.135 + 0.088*CL
0.958 + 0.154*CL
1.225 + 0.156*CL
2.485 + 0.076*CL
2.349 + 0.089*CL
1.133 + 0.000*CL
1.301 + 0.000*CL
0.956 + 0.154*CL
1.229 + 0.156*CL
2.620 + 0.076*CL
2.485 + 0.088*CL
1.264 + 0.000*CL
1.426 + 0.000*CL
Group2*
1.003 + 0.153*CL
1.499 + 0.151*CL
2.392 + 0.073*CL
2.497 + 0.081*CL
1.005 + 0.153*CL
1.500 + 0.151*CL
2.636 + 0.073*CL
2.713 + 0.081*CL
1.133 + 0.000*CL
1.301 + 0.000*CL
1.003 + 0.153*CL
1.493 + 0.151*CL
2.770 + 0.073*CL
2.847 + 0.081*CL
1.264 + 0.000*CL
1.425 + 0.000*CL
Group3*
1.034 + 0.153*CL
1.624 + 0.149*CL
2.511 + 0.071*CL
2.811 + 0.077*CL
1.030 + 0.153*CL
1.624 + 0.149*CL
2.758 + 0.071*CL
3.030 + 0.077*CL
1.133 + 0.000*CL
1.301 + 0.000*CL
1.034 + 0.153*CL
1.624 + 0.149*CL
2.890 + 0.071*CL
3.163 + 0.077*CL
1.264 + 0.000*CL
1.425 + 0.000*CL
A to PAD
tR
tF
tPLH
tPHL
tR
tF
tPLH
tPHL
tPLZ
tPHZ
tR
tF
tPLH
tPHL
tPLZ
tPHZ
TN to PAD
EN to PAD
*Group1 : CL < 50, *Group2 : 5 =
Path
Parameter
Delay [ns]
CL = 50.0pF
4.568
4.829
4.068
4.298
4.570
4.826
4.316
4.515
1.153
1.512
4.570
4.828
4.449
4.649
1.286
1.642
<
Delay Equations [ns]
Group1*
0.768 + 0.076*CL
0.747 + 0.082*CL
2.101 + 0.039*CL
1.946 + 0.047*CL
0.768 + 0.076*CL
0.745 + 0.082*CL
2.344 + 0.039*CL
2.157 + 0.047*CL
1.153 + 0.000*CL
1.512 + 0.000*CL
0.756 + 0.076*CL
0.763 + 0.081*CL
2.480 + 0.039*CL
2.292 + 0.047*CL
1.286 + 0.000*CL
1.644 + 0.000*CL
Group2*
0.762 + 0.076*CL
0.906 + 0.078*CL
2.209 + 0.037*CL
2.100 + 0.044*CL
0.765 + 0.076*CL
0.897 + 0.079*CL
2.453 + 0.037*CL
2.314 + 0.044*CL
1.153 + 0.000*CL
1.512 + 0.000*CL
0.766 + 0.076*CL
0.901 + 0.079*CL
2.586 + 0.037*CL
2.448 + 0.044*CL
1.286 + 0.000*CL
1.642 + 0.000*CL
Group3*
0.757 + 0.076*CL
1.043 + 0.077*CL
2.285 + 0.036*CL
2.266 + 0.042*CL
0.761 + 0.076*CL
1.047 + 0.077*CL
2.532 + 0.036*CL
2.481 + 0.042*CL
1.153 + 0.000*CL
1.512 + 0.000*CL
0.754 + 0.076*CL
1.048 + 0.077*CL
2.665 + 0.036*CL
2.615 + 0.042*CL
1.286 + 0.000*CL
1.642 + 0.000*CL
A to PAD
tR
tF
tPLH
tPHL
tR
tF
tPLH
tPHL
tPLZ
tPHZ
tR
tF
tPLH
tPHL
tPLZ
tPHZ
TN to PAD
EN to PAD
*Group1 : CL < 50, *Group2 : 5 =