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SEC ASIC
3-233
STD80/STDM80
FD3S/FD3SD2
D Flip-Flop with Set, Scan, 1X/2X Drive
Timing Requirements
(Typical process, 25
°
C, 5V, 3.3V, Unit = ns)
STD80
FD3SD2
FD3S
0.87
0.98
0.87
0.82
0.87
0.93
0.63
0.85
0.33
0.33
0.66
0.90
0.33
0.33
0.71
0.98
0.33
0.33
0.33
0.33
0.38
0.49
Switching Characteristics
(Typical process, 25
°
C, 5V, t
R
/t
F
= 0.44ns, SL: Standard Load)
STD80 FD3S
STD80 FD3SD2
Parameter
Symbol
STDM80
FD3S
0.87
0.87
0.87
0.63
0.33
0.66
0.33
0.71
0.33
0.33
0.38
FD3SD2
1.01
0.82
0.93
0.85
0.33
0.90
0.33
0.98
0.33
0.33
0.49
Pulse Width Low (CK)
Pulse Width High (CK)
Pulse Width Low (SN)
Input Setup Time (D to CK)
Input Hold Time (D to CK)
Input Setup Time (TI to CK)
Input Hold Time (TI to CK)
Input Setup Time (TE to CK)
Input Hold Time (TE to CK)
Recovery Time (SN)
Input Hold Time (SN to CK)
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*
0.53 + 0.028*SL
0.64 + 0.041*SL
0.11 + 0.044*SL
0.11 + 0.064*SL
0.55 + 0.029*SL
0.12 + 0.044*SL
0.77 + 0.029*SL
0.72 + 0.039*SL
0.12 + 0.046*SL
0.10 + 0.065*SL
0.27 + 0.040*SL
0.11 + 0.063*SL
Group2*
0.54 + 0.024*SL
0.65 + 0.038*SL
0.10 + 0.049*SL
0.10 + 0.067*SL
0.56 + 0.024*SL
0.11 + 0.048*SL
0.78 + 0.025*SL
0.72 + 0.037*SL
0.12 + 0.049*SL
0.10 + 0.067*SL
0.27 + 0.038*SL
0.10 + 0.067*SL
Group3*
0.55 + 0.024*SL
0.65 + 0.037*SL
0.07 + 0.052*SL
0.08 + 0.069*SL
0.56 + 0.024*SL
0.07 + 0.052*SL
0.79 + 0.024*SL
0.72 + 0.037*SL
0.09 + 0.052*SL
0.07 + 0.069*SL
0.28 + 0.037*SL
0.07 + 0.069*SL
CK to Q
tPLH
tPHL
tR
tF
tPLH
tR
tPLH
tPHL
tR
tF
tPHL
tF
0.59
0.72
0.20
0.24
0.61
0.21
0.83
0.79
0.21
0.23
0.35
0.23
SN to Q
CK to QN
SN to QN
Path
Parameter
Delay [ns]
SL = 2
Delay Equations [ns]
Group1*
0.56 + 0.018*SL
0.67 + 0.023*SL
0.12 + 0.022*SL
0.12 + 0.030*SL
0.58 + 0.018*SL
0.12 + 0.021*SL
0.86 + 0.018*SL
0.81 + 0.020*SL
0.14 + 0.025*SL
0.11 + 0.033*SL
0.30 + 0.023*SL
0.10 + 0.032*SL
Group2*
0.57 + 0.014*SL
0.67 + 0.020*SL
0.12 + 0.023*SL
0.12 + 0.031*SL
0.59 + 0.013*SL
0.12 + 0.022*SL
0.87 + 0.014*SL
0.81 + 0.018*SL
0.14 + 0.023*SL
0.11 + 0.031*SL
0.31 + 0.019*SL
0.11 + 0.031*SL
Group3*
0.58 + 0.012*SL
0.69 + 0.018*SL
0.09 + 0.026*SL
0.09 + 0.034*SL
0.60 + 0.012*SL
0.09 + 0.026*SL
0.89 + 0.012*SL
0.81 + 0.018*SL
0.12 + 0.026*SL
0.08 + 0.034*SL
0.32 + 0.018*SL
0.08 + 0.034*SL
CK to Q
tPLH
tPHL
tR
tF
tPLH
tR
tPLH
tPHL
tR
tF
tPHL
tF
0.59
0.71
0.16
0.18
0.61
0.17
0.90
0.85
0.19
0.17
0.35
0.17
SN to Q
CK to QN
SN to QN
*Group1 : SL < 2, *Group2 : 2 =