HCC/HCF4048B
DYNAMIC ELECTRICAL CHARACTERISTICS (Tamb = 25°C, CL = 50pF, RL = 200kΩ,
typical temperature coefficient for all VDD = 0.3%/°C values, all input rise and fall time = 20ns)
Symbol
Parameter
t PHL , tPL H Propagation Delay Time Inputs
to Output and Ka to Output
Kb to Output
Test Conditions
V al ue
V D D (V) Min. Typ. Max.
5
300 600
10
150 300
15
120 240
5
225 450
10
85 170
15
55 110
Kc to Output
5
140 280
10
50 100
15
40 80
Expand Input to Output
5
190 380
10
90 180
t PHZ, tPL Z 3–state Propagation Delay Time RL = 1kΩ
t PZ H, t PZ L Kd to Output
15
65 130
5
80 160
10
35 70
t T HL, t TL H Transition Time
15
25 50
5
100 200
10
50 100
15
40 80
3-state Output Capacitance
5
10
Unit
ns
pF
Typical Output Low (sink) Current Characteristics. Minimum Output Low (sink) Current Characteristics.
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