m74hc238 STMicroelectronics, m74hc238 Datasheet - Page 5
m74hc238
Manufacturer Part Number
m74hc238
Description
3 To 8 Line Decoder
Manufacturer
STMicroelectronics
Datasheet
1.M74HC238.pdf
(10 pages)
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CAPACITIVE CHARACTERISTICS
1) C
load. (Refer to Test Circuit). Average operating current can be obtained by the following equation. I
TEST CIRCUIT
C
R
Symbol
L
T
= 50pF or equivalent (includes jig and probe capacitance)
= Z
C
PD
C
PD
IN
OUT
is defined as the value of the IC’s internal equivalent capacitance which is calculated from the operating current consumption without
of pulse generator (typically 50 )
Input Capacitance
Power Dissipation
Capacitance (note
1)
Parameter
V
(V)
5.0
5.0
CC
Test Conditions
Min.
T
A
Typ.
= 25°C
53
5
Max.
10
Value
-40 to 85°C
Min.
CC(opr)
Max.
= C
10
PD
x V
-55 to 125°C
Min.
CC
x f
M74HC238
IN
Max.
+ I
10
CC
Unit
pF
pF
5/10