xc7sh14 NXP Semiconductors, xc7sh14 Datasheet - Page 8

• Manufacturer Part Number: xc7sh14
• Description: Inverting Schmitt Trigger
• Manufacturer: NXP Semiconductors

NXP Semiconductors
14. Application information
XC7SH14_1
Product data sheet
Fig 11. Typical transfer characteristics
V
CC
= 5.5 V.
The slow input rise and fall times cause additional power dissipation, which can be
calculated using the following formula:
P
Average additional I
Figure
For XC7SH14 used in relaxation oscillator circuit, see
Note to the application information:
1. All values given are typical unless otherwise specified.
add
P
f
t
t
i
r
f
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);
12.
i
(t
= average additional supply current ( A).
(mA)
I
CC
r
8
6
4
2
0
0
I
CC(AV)
CC
Rev. 01 — 1 September 2009
differs with positive or negative input transitions, as shown in
+ t
f
2
I
CC(AV)
)
4
V
CC
V
where:
I
(V)
mna403
6
Figure
13.
Inverting Schmitt trigger
XC7SH14
© NXP B.V. 2009. All rights reserved.
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