74lvx238 STMicroelectronics, 74lvx238 Datasheet - Page 5

• Manufacturer Part Number: 74lvx238
• Description: Low Voltage Cmos 3 To 8 Line Decoder With 5v Tolerant Inputs
• Manufacturer: STMicroelectronics

Table 9: Capacitive Characteristics
1) C
load. (Refer to Test Circuit). Average operating current can be obtained by the following equation. I
Figure 4: Test Circuit
C
R
Figure 5: Waveform - Propagation Delays For Inverting Outputs (f=1MHz; 50% duty cycle)
Symbol
L
T
=15/50pF 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
3.3
3.3
(V)
CC
Test Condition
f
IN
= 10MHz
Min.
T
A
Typ.
= 25°C
34
4
Max.
10
Value
-40 to 85°C
Min.
CC(opr)
= C
Max.
10
PD
x V
-55 to 125°C
Min.
CC
x f
IN
74LVX238
Max.
+ I
10
CC
Unit
pF
pF
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