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Samsung ASIC
4-37
STD150
PvODyz
Open Drain Output Buffers
Switching Characteristics
(Typical process, 25
°
C, 1.2V, 3.3V, t
R
/t
F
=0.11ns, CL: Capacitive Load[pF])
PHTOD1
PHTOD2
PHTOD4
PHTOD6
Path
Parameter
Delay [ns]
CL = 50.0pF
28.599
13.781
1.079
28.599
13.914
1.212
<
Delay Equations [ns]
Group1*
1.059 + 0.551*CL
1.476 + 0.246*CL
1.079 + 0.000*CL
1.059 + 0.551*CL
1.608 + 0.246*CL
1.212 + 0.000*CL
Group2*
1.045 + 0.551*CL
1.491 + 0.246*CL
1.079 + 0.000*CL
1.045 + 0.551*CL
1.624 + 0.246*CL
1.212 + 0.000*CL
Group3*
1.030 + 0.551*CL
1.494 + 0.246*CL
1.079 + 0.000*CL
1.030 + 0.551*CL
1.627 + 0.246*CL
1.212 + 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
14.319
7.489
1.116
14.319
7.622
1.249
<
Delay Equations [ns]
Group1*
0.563 + 0.275*CL
1.316 + 0.123*CL
1.116 + 0.000*CL
0.563 + 0.275*CL
1.449 + 0.123*CL
1.249 + 0.000*CL
Group2*
0.549 + 0.275*CL
1.334 + 0.123*CL
1.116 + 0.000*CL
0.549 + 0.275*CL
1.467 + 0.123*CL
1.249 + 0.000*CL
Group3*
0.543 + 0.275*CL
1.344 + 0.123*CL
1.116 + 0.000*CL
0.543 + 0.275*CL
1.477 + 0.123*CL
1.249 + 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
7.181
4.394
1.183
7.181
4.527
1.314
<
Delay Equations [ns]
Group1*
0.312 + 0.137*CL
1.300 + 0.062*CL
1.183 + 0.000*CL
0.312 + 0.137*CL
1.432 + 0.062*CL
1.314 + 0.000*CL
Group2*
0.298 + 0.138*CL
1.304 + 0.062*CL
1.183 + 0.000*CL
0.297 + 0.138*CL
1.437 + 0.062*CL
1.314 + 0.000*CL
Group3*
0.297 + 0.138*CL
1.315 + 0.062*CL
1.183 + 0.000*CL
0.297 + 0.138*CL
1.447 + 0.062*CL
1.314 + 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
4.807
3.411
1.244
4.807
3.544
1.377
<
Delay Equations [ns]
Group1*
0.238 + 0.091*CL
1.237 + 0.000*CL
0.239 + 0.091*CL
1.476 + 0.041*CL
1.377 + 0.000*CL
Group2*
0.227 + 0.092*CL
1.346 + 0.041*CL
1.244 + 0.000*CL
0.226 + 0.092*CL
1.479 + 0.041*CL
1.377 + 0.000*CL
Group3*
0.211 + 0.092*CL
1.352 + 0.041*CL
1.244 + 0.000*CL
0.211 + 0.092*CL
1.486 + 0.041*CL
1.377 + 0.000*CL
TN to PAD
tF
tPHL
tPLZ
tF
tPHL
tPLZ
EN to PAD
*Group1 : CL < 50, *Group2 : 50 =