198
6.1. TTL, 5 V CMOS and LVTTL Levels
Colors
Dark gray
Noise margin
Light gray
Transition range, low and high levels are
unspecified
Voltage levels
V
OH
Minimum high-state voltage @driver
output
V
IH
Minimum high-state voltage @receiver
input
V
t
Threshold level, typically at the middle of
the transition range
V
IL
Maximum low-state voltage @receiver
input
V
OL:
Maximum low-state voltage @driver
output
eGrabber
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