HCC/HCF40107B
DYNAMIC ELECTRICAL CHARACTERISTICS (T amb = 25°C, CL = 50pF, typical temperature
coefficient for all VDD values is 0.3%/°C, all input rise and fall time = 20ns)
Symbol
Parameter
tPHL ,
tPL H
Propagation Delay Time
High to Low
Test Conditions
Value
RL * = 120Ω
V D D (V) Min. Typ. Max.
5
100 200
10
45 90
Unit
ns
Low to High
RL * = 120Ω
15
30 60
5
100 200
10
60 120 ns
tTHL,
tTL H
Transition Time
High to Low
RL * = 120Ω
15
50 100
5
50 100
10
20 40
ns
15
10 20
Low to High
RL * = 120Ω
5
50 100
10
35 70
ns
15
25 50
* RL is external pull-up resistor to VDD.
Output Low (sink) Current Characteristics.
Typical Propagation Delay Time vs. Load Capacit-
ance.
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