![](http://datasheet.mmic.net.cn/370000/STDM110_datasheet_16733661/STDM110_412.png)
STDM110
3-344
Samsung ASIC
FD4CS/FD4CSD2
D Flip-Flop with Reset, Set, Scan Clock, 1X/2X Drive
Switching Characteristics
FD4CSD2
(Typical process, 25
°
C, 1.8V, t
R
/t
F
= 0.27ns, SL: Standard Load)
Path
Parameter
Delay [ns]
SL = 2
0.139
0.118
0.636
0.637
0.156
0.127
0.778
0.668
0.160
0.886
0.128
0.113
0.256
0.270
0.150
0.124
0.868
0.873
0.130
0.116
0.867
0.984
0.152
0.129
0.297
0.317
0.159
0.518
<
Delay Equations [ns]
Group1*
0.099 + 0.020*SL
0.081 + 0.018*SL
0.607 + 0.014*SL
0.608 + 0.014*SL
0.115 + 0.020*SL
0.091 + 0.018*SL
0.748 + 0.015*SL
0.639 + 0.015*SL
0.121 + 0.020*SL
0.855 + 0.015*SL
0.087 + 0.020*SL
0.078 + 0.018*SL
0.228 + 0.014*SL
0.242 + 0.014*SL
0.105 + 0.022*SL
0.086 + 0.019*SL
0.835 + 0.016*SL
0.843 + 0.015*SL
0.090 + 0.020*SL
0.081 + 0.018*SL
0.839 + 0.014*SL
0.956 + 0.014*SL
0.104 + 0.024*SL
0.089 + 0.020*SL
0.263 + 0.017*SL
0.285 + 0.016*SL
0.111 + 0.024*SL
0.484 + 0.017*SL
Group2*
0.105 + 0.018*SL
0.089 + 0.016*SL
0.621 + 0.011*SL
0.622 + 0.011*SL
0.125 + 0.018*SL
0.096 + 0.016*SL
0.763 + 0.011*SL
0.653 + 0.011*SL
0.128 + 0.018*SL
0.871 + 0.011*SL
0.095 + 0.018*SL
0.082 + 0.017*SL
0.241 + 0.011*SL
0.255 + 0.011*SL
0.117 + 0.020*SL
0.094 + 0.017*SL
0.850 + 0.013*SL
0.857 + 0.012*SL
0.097 + 0.018*SL
0.086 + 0.016*SL
0.853 + 0.011*SL
0.969 + 0.011*SL
0.112 + 0.022*SL
0.098 + 0.018*SL
0.276 + 0.013*SL
0.300 + 0.012*SL
0.118 + 0.022*SL
0.497 + 0.014*SL
Group3*
0.104 + 0.018*SL
0.087 + 0.017*SL
0.641 + 0.009*SL
0.640 + 0.009*SL
0.124 + 0.018*SL
0.097 + 0.016*SL
0.787 + 0.009*SL
0.673 + 0.010*SL
0.128 + 0.018*SL
0.895 + 0.009*SL
0.095 + 0.018*SL
0.083 + 0.017*SL
0.260 + 0.009*SL
0.272 + 0.009*SL
0.131 + 0.018*SL
0.099 + 0.017*SL
0.880 + 0.010*SL
0.877 + 0.010*SL
0.096 + 0.018*SL
0.087 + 0.016*SL
0.872 + 0.009*SL
0.988 + 0.009*SL
0.141 + 0.020*SL
0.104 + 0.017*SL
0.301 + 0.011*SL
0.321 + 0.010*SL
0.146 + 0.020*SL
0.522 + 0.011*SL
CK to Q
tR
tF
tPLH
tPHL
tR
tF
tPLH
tPHL
tR
tPLH
tR
tF
tPLH
tPHL
tR
tF
tPLH
tPHL
tR
tF
tPLH
tPHL
tR
tF
tPLH
tPHL
tR
tPLH
SCK to Q
SN to Q
RN to Q
CK to QN
SCK to QN
SN to QN
RN to QN
*Group1 : SL < 4, *Group2 : =