
MC74AC190
AC CHARACTERISTICS (For Figures and Waveforms — See Section 3)
74AC190
74AC190
Symbol
Parameter
VCC*
(V)
TA = +25°C
CL = 50 pF
TA = –40°C
to +85°C
CL = 50 pF
Unit
Fig.
No.
Min Typ Max Min Max
fmax
Maximum Count
Frequency
3.3 80
5.0 110
MHz
3-3
tPLH
tPHL
tPLH
Propagation Delay
CP to Qn
Propagation Delay
CP to Qn
Propagation Delay
CP to TC
3.3 2.0
5.0 1.5
3.3 2.5
5.0 1.5
3.3 3.5
5.0 2.5
1.4 2.0 15.5
ns
3-6
9.5 2.0 11.0
14.5 2.0 16.0
ns
3-6
10.0 2.0 11.5
17.0 2.0 18.5
ns
3-6
11.5 2.0 13.0
tPHL
Propagation Delay
CP to TC
3.3 3.5
5.0 2.5
17.0 2.0 18.5
ns
3-6
12.5 2.0 13.0
tPLH
Propagation Delay
CP to RC
3.3 2.5
5.0 2.0
11.5 2.0 13.0
ns
3-6
7.5 2.0 9.5
tPHL
Propagation Delay
CP to RC
3.3 2.5
5.0 1.5
11.0 2.0 12.5
ns
3-6
8.0 2.0 9.5
tPLH
Propagation Delay
CE to RC
3.3 2.5
5.0 1.5
12.0 2.0 13.0
ns
3-6
8.0 2.0 9.0
tPHL
Propagation Delay
CE to RC
3.3 2.0
5.0 1.5
13.0 2.0 14.5
ns
3-6
8.0 2.0 9.0
tPLH
Propagation Delay
U/D to RC
3.3 2.5
5.0 1.5
14.0 2.0 15.5
ns
3-6
8.5 2.0 10.0
tPHL
Propagation Delay
U/D to RC
3.3 2.5
5.0 2.5
13.0 2.0 14.5
ns
3-6
8.5 2.0 10.0
tPLH
Propagation Delay
U/D to TC
3.3 3.0
5.0 3.0
12.0 2.0 13.0
ns
3-6
8.0 2.0 9.0
tPHL
Propagation Delay
U/D to TC
3.3 3.0
5.0 3.0
12.0 2.0 13.0
ns
3-6
8.0 2.0 9.0
tPLH
Propagation Delay
Pn to Qn
tPHL
Propagation Delay
Pn to Qn
tPLH
Propagation Delay
PL to Qn
tPHL
Propagation Delay
PL to Qn
* Voltage Range 3.3 V is 3.3 V ±0.3 V.
Voltage Range 5.0 V is 5.0 V ±0.5 V.
3.3 2.0
5.5 2.0
3.3 2.0
5.0 2.0
3.3 3.0
5.0 3.0
3.3 2.5
5.0 2.0
15.0 1.5 17.0
ns
3-6
10.0 1.5 11.5
14.0 1.5 16.0
ns
3-6
9.5 1.5 11.0
18.0 2.0 19.5
ns
3-6
10.5 2.0 12.5
15.0 2.0 17.0
ns
3-6
10.5 2.0 12.0
FACT DATA
5-6