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Samsung ASIC
3-289
STDL130
FJ4_LP/FJ4D2_LP
JK Flip-Flop with Reset, Set, 1X/2X Drive
Timing Requirements
(Typical process, 25
°
C, 1.8V, Unit = ns)
Value (ns)
FJ4_LP
0.315
0.010
0.315
0.010
0.351
0.235
0.356
0.276
0.010
0.160
0.010
0.730
0.010
0.023
Switching Characteristics
FJ4_LP
(Typical process, 25
°
C, 1.8V, t
R
/t
F
= 0.20ns, SL: Standard Load)
Parameter
Symbol
FJ4D2_LP
0.314
0.010
0.314
0.010
0.349
0.265
0.407
0.327
0.010
0.159
0.010
0.730
0.010
0.024
Input Setup Time (J to CK)
Input Hold Time (J to CK)
Input Setup Time (K to CK)
Input Hold Time (K to CK)
Pulse Width Low (CK)
Pulse Width High (CK)
Pulse Width Low (RN)
Pulse Width Low (SN)
Recovery Time (RN to CK)
Removal Time (RN to CK)
Recovery Time (SN to CK)
Removal Time (SN to CK)
Recovery Time (SN to RN)
Removal Time (SN to RN)
t
SU
t
HD
t
SU
t
HD
t
PWL
t
PWH
t
PWL
t
PWL
t
RC
t
RM
t
RC
t
RM
t
RC
t
RM
Path
Parameter
Delay [ns]
SL = 2
0.124
0.095
0.541
0.512
0.142
0.106
0.250
0.271
0.144
0.385
0.114
0.088
0.381
0.390
0.121
0.530
0.111
0.085
0.186
0.201
<
Delay Equations [ns]
Group1*
0.071 + 0.026*SL
0.057 + 0.019*SL
0.506 + 0.017*SL
0.482 + 0.015*SL
0.082 + 0.030*SL
0.065 + 0.021*SL
0.208 + 0.021*SL
0.237 + 0.017*SL
0.085 + 0.030*SL
0.342 + 0.021*SL
0.063 + 0.026*SL
0.052 + 0.018*SL
0.350 + 0.016*SL
0.362 + 0.014*SL
0.072 + 0.024*SL
0.498 + 0.016*SL
0.059 + 0.026*SL
0.046 + 0.019*SL
0.155 + 0.015*SL
0.174 + 0.014*SL
Group2*
0.072 + 0.026*SL
0.061 + 0.018*SL
0.517 + 0.015*SL
0.493 + 0.012*SL
0.097 + 0.027*SL
0.068 + 0.020*SL
0.225 + 0.017*SL
0.250 + 0.014*SL
0.097 + 0.027*SL
0.359 + 0.017*SL
0.058 + 0.027*SL
0.049 + 0.018*SL
0.357 + 0.014*SL
0.371 + 0.012*SL
0.066 + 0.026*SL
0.507 + 0.014*SL
0.056 + 0.027*SL
0.048 + 0.019*SL
0.163 + 0.014*SL
0.182 + 0.012*SL
Group3*
0.066 + 0.027*SL
0.056 + 0.019*SL
0.526 + 0.013*SL
0.502 + 0.011*SL
0.099 + 0.026*SL
0.072 + 0.019*SL
0.246 + 0.014*SL
0.261 + 0.012*SL
0.099 + 0.026*SL
0.380 + 0.014*SL
0.054 + 0.027*SL
0.045 + 0.019*SL
0.361 + 0.013*SL
0.376 + 0.011*SL
0.058 + 0.027*SL
0.512 + 0.013*SL
0.051 + 0.027*SL
0.044 + 0.019*SL
0.166 + 0.013*SL
0.186 + 0.011*SL
CK to Q
tR
tF
tPLH
tPHL
tR
tF
tPLH
tPHL
tR
tPLH
tR
tF
tPLH
tPHL
tR
tPLH
tR
tF
tPLH
tPHL
RN to Q
SN to Q
CK to QN
RN to QN
SN to QN
*Group1 : SL < 4, *Group2 : =