Rainbow Electronics BU4S01 - Manual (Page 3)

3
Standard ICs BU4S01
Switching characteristics (unless otherwise noted, V
SS
= 0V, Ta = 25°C, CL = 50pF)
Parameter Symbol Min. Typ. Max. Unit
Measurement
circuit V
DD
(V)
t
TLH
70 — ns 5
—
Fig.2
35 — ns 10
30 — ns 15
t
THL
70 — ns 5
— 35 — ns 10
30 — ns 15
t
PLH
85 — ns 5
— 40 — ns 10
30 — ns 15
t
PHL
85 — ns 5
40 — ns 10
30 — ns 15
C
IN
5 pF 5 — —
Conditions
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Output rise time
Output fall time
Propagation delay time
Input capacitance
•
Measurement circuits
V
A
V DD
V SS
Fig.1 DC characteristics measurement circuit
V
DD
V SS
P.G
C
L
= 50pF
t THL t TLH
20ns 20ns
90 %
50 %
10 %
90 %
50 %
10 %
t
PLH
t
PHL
Input waveform
Output waveform
Fig.2 Switching characteristics measurement circuit