BU4S584 Datasheet, PDF (3/4 Pages) Rohm – Single Schmitt trigger

Standard ICs
Switching characteristics (unless otherwise noted, VSS = 0V, Ta = 25°C, CL = 50pF)
Parameter
Symbol Min. Typ. Max.
— 70 —
Output rise time
tTLH — 35 —
— 30 —
— 70 —
Output fall time
tTHL — 35 —
— 30 —
— 125 —
Propagation delay time, “L” to “H” tPLH — 60 —
— 50 —
— 125 —
Propagation delay time, “H” to “L” tPHL — 60 —
— 50 —
Unit _{VDD (V)}
ns
5
ns 10
ns 15
ns
5
ns 10
ns 15
ns
5
ns 10
ns 15
ns
5
ns 10
ns 15
Conditions
—
—
—
—
BU4S584
Measurement
circuit
Fig.2
•^{Measurement circuits}
VDD
A
V
VSS
Fig.1 DC characteristics measurement circuit
P.G.
VDD
CL
VSS
Input
tPHL
Output
20ns
90%
50%
10%
90%
50%
10%
tTHL
20ns
tPLH
tTLH
Fig.2 Switching characteristics measurement circuit
3