74VHC373
AC ELECTRICAL CHARACTERISTICS (Input tr = tf =3 ns)
Symb ol
Parameter
Test Condition
V CC
CL
( V)
(pF)
tPLH Propagation Delay
tPHL Time
LE to Q
tPLH Propagation Delay
tPHL Time
D to Q
tPZL Output EnableTime
tPZH
tPLZ Output Disable Time
tPHZ
tw Pulse Width (LE)
HIGH
3.3(*)
3.3(*)
5.0(**)
5.0(**)
3.3(*)
3.3(*)
5.0(**)
5.0(**)
3.3(*)
3.3(*)
5.0(**)
5.0(**)
3.3(*)
5.0(**)
3.3(*)
5.0(**)
15
50
15
50
15
50
15
50
15 RL = 1KΩ
50 RL = 1KΩ
15 RL = 1KΩ
50 RL = 1KΩ
50 RL = 1KΩ
50 RL = 1KΩ
ts Setup Time D to LE
HIGH or LOW
th Hold Time D toLE
HIGH or LOW
3.3(*)
5.0(**)
3.3(*)
5.0(**)
tOSLH Output to Output Skew 3.3(*)
50
tOSHL Time (note 1)
5.0(**)
50
(*) Voltage range is 3.3V ± 0.3V
(**) Voltage range is 5V ± 0.5V
Note 1: Parameter guaranteed by design. tsoLH = |tpLHm- tpLHn|, tsoHL = |tpHLm - tpHLn|
Value
TA = 25 oC
Min. Typ. Max.
7.0 11.0
9.5 14.5
4.9 7.2
6.4 9.2
7.3 11.4
9.8 14.9
5.0 7.2
6.5 9.2
7.3 11.4
9.8 14.9
5.5 8.1
7.0 10.1
9.5 13.2
6.5 9.2
5.0
5.0
4.0
4.0
1.0
1.0
1.5
1.0
-40 to 85 oC
Min . Max.
1.0 13.0
1.0 16.5
1.0 8.5
1.0 10.5
1.0 13.5
1.0 17.0
1.0 8.5
1.0 10.5
1.0 13.5
1.0 17.0
1.0 9.5
1.0 11.5
1.0 15.0
1.0 10.5
5.0
5.0
4.0
4.0
1.0
1.0
1.5
1.0
Unit
ns
ns
ns
ns
ns
ns
ns
ns
CAPACITIVE CHARACTERISTICS
Symb ol
Parameter
Test Conditions
Value
Un it
TA = 25 oC
-40 to 85 oC
Min. Typ . Max. Min . Max.
CIN Input Capacitance
4
10
10
pF
COUT Output Capacitance
6
pF
CPD Power Dissipation
Capacitance (note 1)
27
pF
1) CPD isdefined as the value of the IC’sinternal equivalent capacitance which is calculated fromthe operating current consumption without load. (Referto
Test Circuit).Average operating current can be obtained by the following equation. ICC(opr) = CPD • VCC • fIN + ICC/8 (per Latch)
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