MEC1322 Datasheet, PDF (400/456 Pages) Microchip Technology – Keyboard and Embedded Controller for Notebook PC

MEC1322
38.3 GPIO Timings
FIGURE 38-5:
GPIO TIMING
G PIO xxx
Tr
T p u ls e
Tf
T p u ls e
TABLE 38-5: GPIO TIMING PARAMETERS
Symbol
Parameter
MIN
TYP
t_R
GPIO Rise Time (push-pull)
0.54
t_F
GPIO Fall Time
0.52
t_R
GPIO Rise Time (push-pull)
0.58
t_F
GPIO Fall Time
0.62
t_R
GPIO Rise Time (push-pull)
0.80
t_F
GPIO Fall Time
0.80
t_R
GPIO Rise Time (push-pull)
1.02
t_F
GPIO Fall Time
1.07
t_pulse GPIO Pulse Width
60
MAX
1.31
1.27
1.46
1.48
2.00
1.96
2.46
2.51
Unit
Notes
ns
Pad type = IO2
ns
C_L=2pF
ns
Pad type = IO4
ns
C_L=5pF
ns
Pad type = IO8
ns
C_L=10pF
ns
Pad type = IO12
ns
C_L=20pF
ns
DS00001719D-page 400
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