![](http://datasheet.mmic.net.cn/370000/STDM110_datasheet_16733661/STDM110_501.png)
STDM110
3-432
Samsung ASIC
LD8/LD8D2
D Latch with Active Low, Reset, Set, 1X/2X Drive
Switching Characteristics
LD8
(Typical process, 25
°
C, 1.8V, t
R
/t
F
= 0.27ns, SL: Standard Load)
Path
Parameter
Delay [ns]
SL = 2
0.147
0.134
0.739
0.756
0.146
0.133
0.791
0.741
0.147
0.134
0.366
0.372
0.146
0.133
0.443
0.487
0.168
0.139
0.639
0.639
0.168
0.140
0.625
0.691
0.167
0.141
0.256
0.266
0.168
0.139
0.371
0.343
<
Delay Equations [ns]
Group1*
0.076 + 0.035*SL
0.072 + 0.031*SL
0.701 + 0.019*SL
0.715 + 0.021*SL
0.074 + 0.036*SL
0.071 + 0.031*SL
0.753 + 0.019*SL
0.700 + 0.020*SL
0.077 + 0.035*SL
0.073 + 0.031*SL
0.328 + 0.019*SL
0.331 + 0.020*SL
0.075 + 0.036*SL
0.072 + 0.031*SL
0.405 + 0.019*SL
0.446 + 0.020*SL
0.091 + 0.038*SL
0.075 + 0.032*SL
0.594 + 0.023*SL
0.596 + 0.021*SL
0.092 + 0.038*SL
0.075 + 0.032*SL
0.580 + 0.022*SL
0.648 + 0.021*SL
0.091 + 0.038*SL
0.078 + 0.032*SL
0.211 + 0.022*SL
0.223 + 0.022*SL
0.092 + 0.038*SL
0.075 + 0.032*SL
0.326 + 0.023*SL
0.300 + 0.021*SL
Group2*
0.070 + 0.037*SL
0.073 + 0.031*SL
0.708 + 0.017*SL
0.726 + 0.018*SL
0.070 + 0.037*SL
0.071 + 0.031*SL
0.761 + 0.017*SL
0.711 + 0.018*SL
0.070 + 0.037*SL
0.072 + 0.031*SL
0.335 + 0.017*SL
0.343 + 0.018*SL
0.068 + 0.037*SL
0.071 + 0.031*SL
0.413 + 0.017*SL
0.457 + 0.018*SL
0.094 + 0.038*SL
0.078 + 0.031*SL
0.607 + 0.019*SL
0.608 + 0.019*SL
0.094 + 0.038*SL
0.080 + 0.031*SL
0.593 + 0.019*SL
0.660 + 0.019*SL
0.094 + 0.038*SL
0.080 + 0.031*SL
0.224 + 0.019*SL
0.236 + 0.019*SL
0.093 + 0.038*SL
0.079 + 0.031*SL
0.339 + 0.019*SL
0.312 + 0.019*SL
Group3*
0.063 + 0.038*SL
0.067 + 0.032*SL
0.711 + 0.017*SL
0.732 + 0.017*SL
0.063 + 0.038*SL
0.065 + 0.032*SL
0.763 + 0.017*SL
0.718 + 0.017*SL
0.063 + 0.038*SL
0.065 + 0.032*SL
0.338 + 0.017*SL
0.349 + 0.017*SL
0.063 + 0.038*SL
0.065 + 0.032*SL
0.415 + 0.017*SL
0.464 + 0.017*SL
0.091 + 0.038*SL
0.076 + 0.031*SL
0.617 + 0.018*SL
0.618 + 0.017*SL
0.090 + 0.038*SL
0.077 + 0.031*SL
0.602 + 0.018*SL
0.670 + 0.017*SL
0.090 + 0.038*SL
0.078 + 0.031*SL
0.233 + 0.018*SL
0.245 + 0.017*SL
0.090 + 0.038*SL
0.076 + 0.031*SL
0.348 + 0.018*SL
0.322 + 0.017*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
GN to Q
SN to Q
RN to Q
D to QN
GN to QN
SN to QN
RN to QN
*Group1 : SL < 4, *Group2 : =
ld
Ti i
R
i