
SEC ASIC
3-287
STD80/STDM80
FD6S/FD6SD2
D Flip-Flop with Negative Edge Trigger, Reset, Scan, 1X/2X Drive
Timing Requirements
(Typical process, 25
°
C, 5V, 3.3V, Unit = ns)
STD80
FD6SD2
FD6S
0.87
0.98
0.79
0.82
0.87
0.82
0.71
0.74
0.44
0.41
0.79
0.79
0.36
0.33
0.74
0.74
0.33
0.33
0.33
0.33
0.82
0.93
Switching Characteristics
(Typical process, 25
°
C, 5V, t
R
/t
F
= 0.44ns, SL: Standard Load)
STD80 FD6S
STD80 FD6SD2
Parameter
Symbol
STDM80
FD6S
0.87
0.79
0.87
0.71
0.44
0.79
0.36
0.74
0.33
0.33
0.82
FD6SD2
1.01
0.82
0.82
0.74
0.41
0.79
0.33
0.74
0.33
0.33
0.93
Pulse Width Low (CKN)
Pulse Width High (CKN)
Pulse Width Low (RN)
Input Setup Time (D to CKN)
Input Hold Time (D to CKN)
Input Setup Time (TI to CKN)
Input Hold Time (TI to CKN)
Input Setup Time (TE to CKN)
Input Hold Time (TE to CKN)
Recovery Time (RN)
Input Hold Time (RN to CKN)
t
PWL
t
PWH
t
PWL
t
SU
t
HD
t
SU
t
HD
t
SU
t
HD
t
RC
t
HD
Path
Parameter
Delay [ns]
SL = 2
Delay Equations [ns]
Group1*
0.74 + 0.032*SL
0.64 + 0.042*SL
0.13 + 0.047*SL
0.11 + 0.063*SL
0.28 + 0.041*SL
0.11 + 0.064*SL
0.71 + 0.026*SL
0.91 + 0.037*SL
0.10 + 0.044*SL
0.10 + 0.064*SL
0.35 + 0.026*SL
0.10 + 0.044*SL
Group2*
0.75 + 0.026*SL
0.65 + 0.038*SL
0.13 + 0.049*SL
0.10 + 0.066*SL
0.29 + 0.038*SL
0.11 + 0.066*SL
0.72 + 0.024*SL
0.91 + 0.037*SL
0.08 + 0.050*SL
0.09 + 0.067*SL
0.36 + 0.023*SL
0.09 + 0.050*SL
Group3*
0.77 + 0.024*SL
0.65 + 0.037*SL
0.10 + 0.052*SL
0.08 + 0.069*SL
0.30 + 0.037*SL
0.08 + 0.069*SL
0.71 + 0.024*SL
0.90 + 0.037*SL
0.06 + 0.052*SL
0.07 + 0.069*SL
0.36 + 0.024*SL
0.06 + 0.052*SL
CKN to Q
tPLH
tPHL
tR
tF
tPHL
tF
tPLH
tPHL
tR
tF
tPLH
tR
0.80
0.72
0.23
0.24
0.37
0.24
0.76
0.98
0.18
0.22
0.41
0.19
RN to Q
CKN to QN
RN to QN
Path
Parameter
Delay [ns]
SL = 2
Delay Equations [ns]
Group1*
0.77 + 0.021*SL
0.67 + 0.023*SL
0.15 + 0.023*SL
0.12 + 0.030*SL
0.31 + 0.023*SL
0.11 + 0.033*SL
0.80 + 0.014*SL
1.03 + 0.018*SL
0.11 + 0.021*SL
0.11 + 0.031*SL
0.44 + 0.014*SL
0.11 + 0.021*SL
Group2*
0.79 + 0.015*SL
0.67 + 0.020*SL
0.15 + 0.024*SL
0.11 + 0.031*SL
0.32 + 0.020*SL
0.11 + 0.031*SL
0.80 + 0.012*SL
1.03 + 0.017*SL
0.11 + 0.023*SL
0.11 + 0.030*SL
0.45 + 0.012*SL
0.10 + 0.023*SL
Group3*
0.82 + 0.012*SL
0.69 + 0.018*SL
0.13 + 0.026*SL
0.09 + 0.034*SL
0.33 + 0.018*SL
0.09 + 0.034*SL
0.81 + 0.012*SL
1.02 + 0.018*SL
0.07 + 0.026*SL
0.08 + 0.034*SL
0.45 + 0.012*SL
0.07 + 0.026*SL
CKN to Q
tPLH
tPHL
tR
tF
tPHL
tF
tPLH
tPHL
tR
tF
tPLH
tR
0.82
0.71
0.19
0.18
0.36
0.18
0.83
1.06
0.15
0.17
0.47
0.15
RN to Q
CKN to QN
RN to QN
*Group1 : SL < 2, *Group2 : 2 =