
SEC ASIC
3-352
MDL110
FD4Q/FD4QD2
D Flip-Flop with Reset, Set, Q Output Only, 1X/2X Drive
Switching Characteristics
FD4Q
(Typical process, 25
°
C, 2.5V, t
R
/t
F
= 0.21ns, SL: Standard Load)
FD4QD2
Path
Parameter
Delay [ns]
SL = 2
0.131
0.111
0.414
0.429
0.126
0.110
0.167
0.184
0.141
0.599
<
Delay Equations [ns]
Group1*
0.073 + 0.029*SL
0.061 + 0.025*SL
0.381 + 0.016*SL
0.396 + 0.017*SL
0.068 + 0.029*SL
0.060 + 0.025*SL
0.135 + 0.016*SL
0.151 + 0.017*SL
0.085 + 0.028*SL
0.564 + 0.017*SL
Group2*
0.070 + 0.030*SL
0.063 + 0.025*SL
0.390 + 0.014*SL
0.404 + 0.015*SL
0.065 + 0.030*SL
0.060 + 0.025*SL
0.143 + 0.014*SL
0.159 + 0.014*SL
0.082 + 0.029*SL
0.575 + 0.014*SL
Group3*
0.065 + 0.030*SL
0.055 + 0.026*SL
0.396 + 0.014*SL
0.410 + 0.014*SL
0.061 + 0.030*SL
0.053 + 0.026*SL
0.147 + 0.014*SL
0.164 + 0.014*SL
0.072 + 0.030*SL
0.582 + 0.014*SL
CK to Q
tR
tF
tPLH
tPHL
tR
tF
tPLH
tPHL
tR
tPLH
RN to Q
SN to Q
*Group1 : SL < 4, *Group2 : =
Path
Parameter
Delay [ns]
SL = 2
0.105
0.089
0.425
0.434
0.099
0.087
0.175
0.185
0.116
0.614
<
Delay Equations [ns]
Group1*
0.076 + 0.014*SL
0.063 + 0.013*SL
0.405 + 0.010*SL
0.414 + 0.010*SL
0.071 + 0.014*SL
0.059 + 0.014*SL
0.155 + 0.010*SL
0.165 + 0.010*SL
0.089 + 0.014*SL
0.592 + 0.011*SL
Group2*
0.076 + 0.015*SL
0.066 + 0.012*SL
0.413 + 0.008*SL
0.422 + 0.008*SL
0.069 + 0.015*SL
0.066 + 0.012*SL
0.162 + 0.008*SL
0.173 + 0.008*SL
0.086 + 0.014*SL
0.603 + 0.008*SL
Group3*
0.071 + 0.015*SL
0.063 + 0.013*SL
0.426 + 0.007*SL
0.435 + 0.007*SL
0.065 + 0.015*SL
0.059 + 0.013*SL
0.175 + 0.007*SL
0.186 + 0.007*SL
0.080 + 0.015*SL
0.617 + 0.007*SL
CK to Q
tR
tF
tPLH
tPHL
tR
tF
tPLH
tPHL
tR
tPLH
RN to Q
SN to Q
*Group1 : SL < 4, *Group2 : =