buf standard cell family

non-inverting buffer
buf symbol
Non-inverting buffers with a stage effort of about 3.3 for the buf_x2 and 3.9 for the buf_x4 and buf_x8.
q:i cell width power Generic 0.13um typical timing (ps & ps/fF), pin i.
leakage dynamic tR=PropR+RampR×Load(fF), tF=PropF+RampF×Load(fF)
sxlib013 gates lambda 0.13um nW nW/MHz PinCap PropR RampR PropF RampF
buf_x2 1.3  40 2.20  0.88  25.5  3.2f  90  1.48 109  1.14
buf_x4 1.7  50 2.75 1.73  44.3  4.6f  93  0.74 114  0.57
buf_x8 2.7  80 4.40 3.46  87.0  8.0f  91  0.37 112  0.28
buf_x2
 
Effort
FO4 Log.
i /\
¯_ 1.66
buf_x2 schematic buf_x2 standard cell layout
buf_x4
 
Effort
FO4 Log.
i /\
¯_ 1.65
buf_x4 schematic buf_x4 standard cell layout
buf_x8
 
Effort
FO4 Log.
i /\
¯_ 1.59
buf_x8 schematic buf_x8 standard cell layout