Measurement circuits, Electrical characteristic curve, Fig. 1 switching waveform – Rainbow Electronics BU4094BCFV User Manual
Page 4: Fig. 2 3-state delay time, Fig. 3 switching time test waveform, Fig. 4 power dissipation vs. ambient temperature
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4
Standard ICs
BU4094BC / BU4094BCF / BU4094BCFV
•
Measurement circuits
50pF
OUTPUT
GND
P.G.
CLOCK
DATA
STROBE
OUTPUT
ENABLE
Fig. 1 Switching waveform
OUTPUT
GND
P.G.
CLOCK
DATA
STROBE
OUTPUT
ENABLE
1k
Ω
50pF
SW
V
DD
A
B
A: t
PLZ
, t
PZL
B: t
PHZ
, t
PZH
Fig. 2 3-state delay time
90%
90%
50%
50%
50%
50%
50%
10%
tr
tf
50%
50%
t
W
t
H
t
SU
50%
50%
50%
50%
50%
t
WH
90%
50%
10%
10%
90%
90%
10%
50%
90%
10%
50%
50%
50%
50%
t
PLH
t
PHL
t
PLH
t
PLH
t
PHL
50%
t
PLH
t
PHZ
t
PLZ
t
PZL
t
PZH
t
TLH
t
THL
t
PHL
CLOCK
DATA
STROBE
OUTPUT
ENABLE
Q
1
~ Q
8
Qs
Q's
Fig. 3 Switching time test waveform
•
Electrical characteristic curve
POWER DISSIPATION: Pd (mW)
1200
1000
800
600
400
200
0
0
25
50
75
100
125
150
AMBIENT TEMPERATURE: Ta (
°
C)
SOP16
SSOP - B16
DIP16
Fig. 4 Power dissipation vs.
ambient temperature
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