74aup1g14gw NXP Semiconductors, 74aup1g14gw Datasheet - Page 12

• Manufacturer Part Number: 74aup1g14gw
• Description: Low-power Schmitt-trigger Inverter
• Manufacturer: NXP Semiconductors

Philips Semiconductors
16. Application information
74AUP1G14_2
Product data sheet
Fig 12. Typical transfer characteristics; V
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 74AUP1G14 is shown in
ad
P
f
t
t
I
i
r
f
CC(AV)
ad
= input frequency (MHz);
= input fall time (ns); 90 % to 10 %;
= input rise time (ns); 10 % to 90 %;
= f
= additional power dissipation ( W);
i
= average additional supply current ( A).
(t
CC
( A)
I
1200
r
CC
800
400
differs with positive or negative input transitions, as shown in
0
I
CC(AV)
0
CC
+ t
= 3.0 V
Rev. 02 — 28 August 2006
f
1.0
I
CC(AV)
)
V
CC
2.0
where:
V
I
001aad692
(V)
3.0
Low-power Schmitt-trigger inverter
© Koninklijke Philips Electronics N.V. 2006. All rights reserved.
74AUP1G14
Figure
Figure
14.
13.
12 of 19