74lvu04db NXP Semiconductors, 74lvu04db Datasheet - Page 11

• Manufacturer Part Number: 74lvu04db
• Description: Hex Inverter
• Manufacturer: NXP Semiconductors

NXP Semiconductors
Table 11.
74LVU04_6
Product data sheet
Frequency
3 kHz
6 kHz
10 kHz
14 kHz
>14 kHz
Fig 15. Astable multivibrator
The average I
3.5 + 0.05 x f (MHz) x C (pF) at V
R
f
S
Optimum value for R2
=
2
---
T
1
R
--------------- -
2.2RC
R S
R2
2.0 k
8.0 k
1.0 k
4.7 k
0.5 k
2.0 k
0.5 k
1.0 k
-
1
CC
U04
(mA) is approximately
R
U04
Optimum for
minimum required I
minimum influence due to change in V
minimum required I
minimum influence due to change in V
minimum required I
minimum influence due to change in V
minimum required I
minimum influence due to change in V
replace R2 by C3 with a typical value of 35 pF
001aah115
CC
= 3.0 V.
C
Rev. 06 — 20 December 2007
CC
CC
CC
CC
Fig 16. Input capacitance as function of input voltage
capacitance
input
(pF)
80
60
40
20
0
V
V
V
T
0
amb
CC
CC
CC
CC
CC
CC
CC
= 1.2 V
= 2.0 V
= 3.0 V
= 25 C.
(1)
1
(2)
(3)
2
input voltage (V)
74LVU04
© NXP B.V. 2007. All rights reserved.
001aah116
Hex inverter
3
11 of 19