74LV14D,112 NXP Semiconductors, 74LV14D,112 Datasheet - Page 10

• Manufacturer Part Number: 74LV14D,112
• Description: IC HEX INV SCHMITT TRIG 14-SOIC
• Manufacturer: NXP Semiconductors
• Series: 74LVr

Specifications of 74LV14D,112

• Logic Type: Inverter with Schmitt Trigger
• Number Of Inputs: 1
• Number Of Circuits: 6
• Current - Output High, Low: 12mA, 12mA
• Voltage - Supply: 1 V ~ 5.5 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 14-SOIC (3.9mm Width), 14-SOL
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 568-2928-5; 935069490112

NXP Semiconductors
15. Application information
74LV14
Product data sheet
Fig 13. Average additional supply current as a function of V
Fig 14. Relaxation oscillator
(1) Positive-going edge.
(2) Negative-going edge.
f
=
-- -
T
1

---------------------
0.8 RC

1
The slow input rise and fall times cause additional power dissipation, this can be
calculated using the following formula:
P
Average I
An example of a relaxation circuit using the 74LV14 is shown in
add
P
f
t
t
I
i
r
f
add
= input frequency (MHz);
= fall time (ns); 90 % to 10 %;
= rise time (ns); 10 % to 90 %;
CC(AV)
= f
= additional power dissipation (W);
i
 (t
ΔI
CC(AV)
(μA)
= average additional supply current (A).
CC(AV)
100
r
75
50
25
 I
0
1.0
All information provided in this document is subject to legal disclaimers.
CC(AV)
differs with positive or negative input transitions, as shown in
Rev. 5 — 5 January 2011
+ t
1.5
f
 I
C
CC(AV)
R
2.0
)  V
mna035
CC
CC
2.5
V
where:
001aah097
CC
(V)
(1)
(2)
3.0
Hex inverting Schmitt trigger
Figure
14.
© NXP B.V. 2011. All rights reserved.
74LV14
Figure
10 of 19
13.