MC14543B
http://onsemi.com
5
Figure 1. Typical Output Source Characteristics Figure 2. Typical Output Sink Characteristics
-24
-18
-12
-6.0
0
I
OH
, SOURCE CURRENT (mAdc)
(V
OH
- V
DD
), SOURCE DEVICE VOLTAGE (Vdc)
-16 -12 -8.0 -4.0 0
V
DD
= 5.0 Vdc
P
OHmax
= 70 mWdc
V
DD
= 10 Vdc
V
DD
= 15 Vdc
V
SS
= 0 Vdc
0
6.0
12
18
24
I
OL
, SINK CURRENT (mAdc)
(V
OL
- V
SS
), SINK DEVICE VOLTAGE (Vdc)
0 4.0 8.0 12 16
V
DD
= 15 Vdc
V
DD
= 10 Vdc
V
DD
= 5.0 Vdc
V
SS
= 0 Vdc
P
OLmax
= 70 mWdc
Figure 3. Dynamic Power Dissipation
Signal Waveforms
Inputs BI and Ph low, and Inputs D and LD high.
f in respect to a system clock.
Figure 4. Dynamic Signal Waveforms
(a) Inputs D, Ph, and BI low, and Inputs A, B, and LD high.
(b) Inputs D, Ph, and BI low, and Inputs A and B high.
(c) Data DCBA strobed into latches
20 ns
20 ns
V
DD
V
SS
V
OH
V
OL
10%
50%
90%
1
2f
50% DUTY CYCLE
A, B, AND C
ANY OUTPUT
All outputs connected to respective C
L
loads.
20 ns 20 ns
90%
10%
50%
t
PHL
t
PLH
90%
50%
10%
V
DD
V
SS
V
OH
V
OL
V
DD
V
SS
V
DD
V
SS
V
OH
V
OL
V
DD
V
SS
t
THL
t
TLH
C
g
LD
C
g
LD
20 ns
90%
50%
10%
50% 50%
t
h
t
su
50%
t
WH
