Owner's manual

3
Standard ICs BU4081B / BU4081BF / BU4081BFV
Switching characteristics (unless otherwise noted, VSS = 0V, Ta = 25°C, CL = 50pF)
Parameter Symbol Min. Typ. Max. Conditions
Measurement
circuit
t
TLH
— 180 —
ns
5
— Fig.2—90— 10
—65— 15
t
THL
— 100 —
ns
5
— Fig.2—50— 10
—40— 15
“L” to “H”
Propagation delay time
t
PLH
— 160 —
ns
5
— Fig.2—65— 10
—50— 15
“H” to “L”
Propagation delay time
t
PHL
— 160 —
ns
5
— Fig.2—65— 10
—50— 15
Input capacitance C
IN —5—pF — — —
V
DD (V)
Unit
Output rise time
Output fall time
•
Measurement circuits
V
A
VDD
GND
Fig. 1 DC characteristics
P.G .
V
DD
GND
C
L = 50pF
90%
50%
10%
20ns 20ns
V
DD
VSS
VOH
VOL
Input waveform
Output waveform
90%
50%
10%
tPLH
tPHL
tTHLtTLH
Fig. 2 Switching characteristics