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SEC ASIC
4-49
STD110
PvOTyz
Tri-State Output Buffers
Switching Characteristics
(Typical process, 25
°
C, 2.5V, 3.3V, t
R
/t
F
= 0.17ns, CL: Capacitive Load[pf])
PHOT1
PHOT2
Path
Parameter
Delay [ns]
CL = 50.0pF
42.148
33.014
20.296
17.148
42.146
33.014
20.383
17.350
1.249
0.951
42.146
33.014
20.485
17.453
1.292
0.995
<
Delay Equations [ns]
Group1*
1.623 + 0.811*CL
1.269 + 0.635*CL
1.549 + 0.375*CL
1.586 + 0.311*CL
1.623 + 0.810*CL
1.269 + 0.635*CL
1.633 + 0.375*CL
1.785 + 0.311*CL
1.249 + 0.000*CL
0.951 + 0.000*CL
1.623 + 0.810*CL
1.269 + 0.635*CL
1.738 + 0.375*CL
1.888 + 0.311*CL
1.292 + 0.000*CL
0.995 + 0.000*CL
Group2*
1.624 + 0.810*CL
1.270 + 0.635*CL
1.548 + 0.375*CL
1.584 + 0.311*CL
1.620 + 0.811*CL
1.270 + 0.635*CL
1.635 + 0.375*CL
1.786 + 0.311*CL
1.249 + 0.000*CL
0.951 + 0.000*CL
1.620 + 0.811*CL
1.270 + 0.635*CL
1.737 + 0.375*CL
1.889 + 0.311*CL
1.292 + 0.000*CL
0.995 + 0.000*CL
Group3*
1.621 + 0.811*CL
1.267 + 0.635*CL
1.548 + 0.375*CL
1.581 + 0.311*CL
1.623 + 0.810*CL
1.267 + 0.635*CL
1.635 + 0.375*CL
1.783 + 0.311*CL
1.249 + 0.000*CL
0.951 + 0.000*CL
1.623 + 0.810*CL
1.267 + 0.635*CL
1.737 + 0.375*CL
1.889 + 0.311*CL
1.292 + 0.000*CL
0.995 + 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
21.098
18.188
10.592
10.105
21.098
18.188
10.678
10.306
1.104
0.998
21.098
18.188
10.781
10.409
1.149
1.042
<
Delay Equations [ns]
Group1*
0.836 + 0.405*CL
0.706 + 0.350*CL
1.218 + 0.187*CL
1.209 + 0.178*CL
0.836 + 0.405*CL
0.706 + 0.350*CL
1.304 + 0.187*CL
1.411 + 0.178*CL
1.104 + 0.000*CL
0.998 + 0.000*CL
0.836 + 0.405*CL
0.706 + 0.350*CL
1.406 + 0.187*CL
1.513 + 0.178*CL
1.149 + 0.000*CL
1.042 + 0.000*CL
Group2*
0.836 + 0.405*CL
0.702 + 0.350*CL
1.218 + 0.187*CL
1.211 + 0.178*CL
0.836 + 0.405*CL
0.702 + 0.350*CL
1.304 + 0.187*CL
1.410 + 0.178*CL
1.104 + 0.000*CL
0.998 + 0.000*CL
0.836 + 0.405*CL
0.702 + 0.350*CL
1.407 + 0.187*CL
1.513 + 0.178*CL
1.149 + 0.000*CL
1.042 + 0.000*CL
Group3*
0.833 + 0.405*CL
0.705 + 0.350*CL
1.218 + 0.187*CL
1.208 + 0.178*CL
0.833 + 0.405*CL
0.705 + 0.350*CL
1.304 + 0.187*CL
1.410 + 0.178*CL
1.104 + 0.000*CL
0.998 + 0.000*CL
0.833 + 0.405*CL
0.705 + 0.350*CL
1.410 + 0.187*CL
1.516 + 0.178*CL
1.149 + 0.000*CL
1.042 + 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 =