SL74HC123
AC ELECTRICAL CHARACTERISTICS(CL=50pF,Input tr=tf=6.0 ns)
VCC
Guaranteed Limit
Symbol
Parameter
V
25 °C to
-55°C
£85
°C
£125
°C
Unit
ns
tPLH, tPHL Maximum Propagation Delay, Input A or B to Q or
Q (Figures 1 and 3)
2.0
4.5
6.0
255
50
45
320
65
55
385
75
65
tPLH, tPHL Maximum Propagation Delay , CLR to Q or Q
(Figures 2 and 3)
2.0
4.5
6.0
215
45
35
270
55
45
325
65
55
ns
ns
pF
tTLH, tTHL Maximum Output Transition Time, Any
Output(Figures 2 and 3)
2.0
4.5
6.0
75
16
14
95
20
17
110
22
20
CIN
Maximum Input Capacitance
A, B, CLR
CX, RX
-
10
25
10
25
10
25
Power Dissipation Capacitance
(Per Multivibrator)
Typical @25°C,VCC=5.0 V
CPD
Used to determine the no-load dynamic power
consumption:
150
pF
PD=CPDVCC2f+ICCVCC
TIMING REQUIREMENTS(CL=50pF,Input tr=tf=6.0 ns)
VCC
Guaranteed Limit
Symbol
trec
Parameter
V
25 °C to
-55°C
£85°C
£125°C
Unit
ns
Minimum Recovery Time,
Inactive to A or B
(Figure 2)
2.0
4.5
6.0
0
0
0
0
0
0
0
0
0
tw
Minimum Pulse Width,
Input A or B (Figure 1)
2.0
4.5
6.0
100
20
17
125
25
20
150
30
25
ns
ns
ns
tw
Minimum Pulse Width,
CLR (Figure 2)
2.0
4.5
6.0
100
20
17
125
25
20
150
30
25
tr, tr
Maximum Input Rise and
Fall Times, CLR
(Figure 2)
2.0
4.5
6.0
1000
500
400
1000
500
400
1000
500
400
A or B (Figure 2)
2.0
4.5
6.0
No Limit
System Logic
Semiconductor
SLS
SLS [ SYSTEM LOGIC SEMICONDUCTOR ]
