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74VHC157SJX(2007) View Datasheet(PDF) - Fairchild Semiconductor

Part Name
Description
Manufacturer
74VHC157SJX
(Rev.:2007)
Fairchild
Fairchild Semiconductor Fairchild
74VHC157SJX Datasheet PDF : 10 Pages
1 2 3 4 5 6 7 8 9 10
AC Electrical Characteristics
Symbol
tPLH, tPHL
Parameter
Propagation Delay,
In to Zn
tPLH, tPHL Propagation Delay,
S to Zn
tPLH, tPHL Propagation Delay,
E to Zn
CIN
Input Capacitance
CPD
Power Dissipation
Capacitance
VCC
(V)
3.3 ± 0.3
5.0 ± 0.5
3.3 ± 0.3
5.0 ± 0.5
3.3 ± 0.3
5.0 ± 0.5
Conditions
CL = 15pF
CL = 50pF
CL = 15pF
CL = 50pF
CL = 15pF
CL = 50pF
CL = 15pF
CL = 50pF
CL = 15pF
CL = 50pF
CL = 15pF
CL = 50pF
VCC = Open
(3)
TA = 25°C
Min. Typ. Max.
6.2 9.7
8.7 13.2
4.1 6.4
5.6 8.4
8.4 13.2
10.9 16.7
5.3 8.1
6.8 10.1
8.7 13.6
11.2 17.1
5.6 8.6
7.1 10.6
4
10
20
TA = –40°C
to +85°C
Min. Max.
1.0 11.5
1.0 15.0
1.0 7.5
1.0 9.5
1.0 15.5
1.0 19.0
1.0 9.5
1.0 11.5
1.0 16.0
1.0 19.5
1.0 10.0
1.0 12.0
10
Units
ns
ns
ns
ns
ns
ns
pF
pF
Note:
3. CPD is defined as the value of the internal equivalent capacitance which is calculated from the operating
current consumption without load. Average operating current can be obtained by the equation:
ICC (opr.) = CPD • VCC • fIN + ICC
©1992 Fairchild Semiconductor Corporation
74VHC157 Rev. 1.2
6
www.fairchildsemi.com
 

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