74HCT3G14DC,125 NXP Semiconductors, 74HCT3G14DC,125 Datasheet - Page 11

• Manufacturer Part Number: 74HCT3G14DC,125
• Description: IC SCHMITT TRIGGER INV 8VSSOP
• Manufacturer: NXP Semiconductors
• Series: 74HCTr

Specifications of 74HCT3G14DC,125

• Logic Type: Inverter with Schmitt Trigger
• Number Of Inputs: 1
• Number Of Circuits: 3
• Current - Output High, Low: 4mA, 4mA
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: US8, 8-VSSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 74HCT3G14DC-G; 74HCT3G14DC-G; 935274771125

NXP Semiconductors
14. Application information
74HC_HCT3G14_3
Product data sheet
Fig 12.
linear change of V
I
CC(AV)
as a function of V
The slow input rise and fall times cause additional power dissipation, which can be
calculated using the following formula:
P
Figure
An example of a relaxation circuit using the 74HC3G14/74HCT3G14 is shown
in
I
add
I
P
f
t
t
CC(AV)
Figure
i
r
f
between 0.1V
I
add
= input frequency (MHz);
= input fall time (ns); 90 % to 10 %;
= input rise time (ns); 10 % to 90 %;
CC(AV)
= f
= additional power dissipation ( W);
13.
i
differs with positive or negative input transitions, as shown in
14.
I
CC(AV)
( A)
(t
= average additional supply current ( A).
CC
r
200
150
100
50
0
CC
for 74HC3G14
0
I
to 0.9V
CC(AV)
CC
+ t
.
Rev. 03 — 8 May 2009
f
2.0
I
CC(AV)
)
4.0
74HC3G14; 74HCT3G14
positive-going
negative-going
V
CC
edge
V
edge
CC
where:
(V)
mna036
6.0
Triple inverting Schmitt trigger
Figure 12
© NXP B.V. 2009. All rights reserved.
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