![](http://datasheet.mmic.net.cn/370000/STDM110_datasheet_16733661/STDM110_487.png)
STDM110
3-418
Samsung ASIC
LD4/LD4D2
D Latch with Active High, Reset, Set, 1X/2X Drive
Switching Characteristics
LD4D2
(Typical process, 25
°
C, 1.8V, t
R
/t
F
= 0.27ns, SL: Standard Load)
Path
Parameter
Delay [ns]
SL = 2
0.111
0.108
0.787
0.814
0.110
0.107
0.796
0.820
0.110
0.107
0.413
0.432
0.109
0.108
0.491
0.546
0.125
0.108
0.642
0.641
0.125
0.108
0.648
0.651
0.126
0.110
0.259
0.268
0.126
0.107
0.374
0.346
<
Delay Equations [ns]
Group1*
0.075 + 0.018*SL
0.072 + 0.018*SL
0.762 + 0.012*SL
0.786 + 0.014*SL
0.073 + 0.018*SL
0.071 + 0.018*SL
0.772 + 0.012*SL
0.793 + 0.014*SL
0.074 + 0.018*SL
0.071 + 0.018*SL
0.388 + 0.012*SL
0.404 + 0.014*SL
0.073 + 0.018*SL
0.073 + 0.017*SL
0.466 + 0.012*SL
0.518 + 0.014*SL
0.083 + 0.021*SL
0.072 + 0.018*SL
0.613 + 0.014*SL
0.613 + 0.014*SL
0.083 + 0.021*SL
0.073 + 0.017*SL
0.619 + 0.014*SL
0.623 + 0.014*SL
0.086 + 0.020*SL
0.074 + 0.018*SL
0.230 + 0.014*SL
0.239 + 0.014*SL
0.084 + 0.021*SL
0.072 + 0.018*SL
0.345 + 0.014*SL
0.317 + 0.014*SL
Group2*
0.074 + 0.018*SL
0.078 + 0.016*SL
0.773 + 0.010*SL
0.800 + 0.011*SL
0.076 + 0.018*SL
0.078 + 0.016*SL
0.783 + 0.010*SL
0.806 + 0.011*SL
0.076 + 0.018*SL
0.078 + 0.016*SL
0.400 + 0.010*SL
0.417 + 0.011*SL
0.075 + 0.018*SL
0.077 + 0.016*SL
0.477 + 0.010*SL
0.532 + 0.011*SL
0.092 + 0.019*SL
0.078 + 0.016*SL
0.627 + 0.011*SL
0.626 + 0.011*SL
0.091 + 0.019*SL
0.078 + 0.016*SL
0.633 + 0.011*SL
0.636 + 0.011*SL
0.093 + 0.019*SL
0.080 + 0.016*SL
0.244 + 0.011*SL
0.253 + 0.011*SL
0.092 + 0.019*SL
0.077 + 0.016*SL
0.359 + 0.011*SL
0.331 + 0.011*SL
Group3*
0.066 + 0.019*SL
0.075 + 0.017*SL
0.784 + 0.009*SL
0.816 + 0.009*SL
0.065 + 0.019*SL
0.075 + 0.017*SL
0.793 + 0.009*SL
0.822 + 0.009*SL
0.064 + 0.019*SL
0.074 + 0.017*SL
0.410 + 0.009*SL
0.433 + 0.009*SL
0.064 + 0.019*SL
0.074 + 0.017*SL
0.488 + 0.009*SL
0.548 + 0.009*SL
0.094 + 0.019*SL
0.081 + 0.016*SL
0.646 + 0.009*SL
0.644 + 0.009*SL
0.094 + 0.019*SL
0.081 + 0.016*SL
0.652 + 0.009*SL
0.654 + 0.009*SL
0.093 + 0.019*SL
0.083 + 0.016*SL
0.263 + 0.009*SL
0.271 + 0.009*SL
0.094 + 0.019*SL
0.081 + 0.016*SL
0.379 + 0.009*SL
0.349 + 0.009*SL
D to Q
tR
tF
tPLH
tPHL
tR
tF
tPLH
tPHL
tR
tF
tPLH
tPHL
tR
tF
tPLH
tPHL
tR
tF
tPLH
tPHL
tR
tF
tPLH
tPHL
tR
tF
tPLH
tPHL
tR
tF
tPLH
tPHL
G to Q
SN to Q
RN to Q
D to QN
G to QN
SN to QN
RN to QN
*Group1 : SL < 4, *Group2 : =