74hct2g17gw NXP Semiconductors, 74hct2g17gw Datasheet - Page 12

• Manufacturer Part Number: 74hct2g17gw
• Description: Dual Non-inverting Schmitt Trigger
• Manufacturer: NXP Semiconductors

NXP Semiconductors
16. Application information
74HC_HCT2G17_1
Product data sheet
Fig 10. Typical 74HCT2G17 transfer characteristics
(mA)
a. V
I
CC
2.0
1.0
0
0
CC
= 4.5 V.
The slow input rise and fall times cause additional power dissipation, this can be
calculated using the following formula:
P
Figure
I
add
P
f
t
t
CC(AV)
i
r
f
I
add
= input frequency (MHz);
= input fall time (ns); 90 % to 10 %;
= input rise time (ns); 10 % to 90 %;
CC(AV)
2.5
= f
= additional power dissipation ( W);
12.
i
differs with positive or negative input transitions, as shown in
(t
= average additional supply current ( A).
r
V
I
(V)
I
CC(AV)
mna031
5.0
Rev. 01 — 6 October 2006
+ t
f
I
CC(AV)
)
74HC2G17; 74HCT2G17
(mA)
b. V
I
CC
V
3.0
2.0
1.0
CC
0
0
CC
where:
= 5.5 V.
Dual non-inverting Schmitt trigger
3.0
V
Figure 11
I
(V)
© NXP B.V. 2006. All rights reserved.
mna032
6.0
and
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