User guide

3
Standard ICs BU4SU69
Switching characteristics (unless otherwise noted, VSS = 0V, Ta = 25°C, CL = 50pF)
Parameter Symbol Min. Typ. Max. Unit
Measurement
circuit
V
DD (V)
Output rise time t
TLH
— 70 — ns 5
—
Fig.2
— 35 — ns 10
— 30 — ns 15
Output fall time t
THL
— 70 — ns 5
—— 35 — ns 10
— 30 — ns 15
Propagation delay time
t
PLH
— 55 — ns 5
—— 30 — ns 10
— 25 — ns 15
t
PHL
— 55 — ns 5
—— 30 — ns 10
— 25 — ns 15
Input capacitance C
IN — 5 — pF 5 ——
Conditions
•
Measurement circuits
V
A
VDD
VSS
Fig.1 DC characteristics measurement circuit
VDD
VSS
P.G
C
L
tTHL tTLH
Output
Input
20ns
20ns
90%
50%
10%
90%
50%
10%
tPLHtPHL
VDD
VSS
VOH
VOL
Fig.2 Switching characteristics measurement circuit