74HC541PW データシートの表示（PDF） - NXP Semiconductors.
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74HC541PW Datasheet PDF : 19 Pages
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NXP Semiconductors
74HC541; 74HTC541
Octal buffer/line driver; 3-state
5. Pinning information
5.1 Pinning
+&
+&7
2(
$
$
$
$
$
$
$
$
*1'
9&&
2(
<
<
<
<
<
<
<
<
DDD
Fig 5. Pin configuration DIP20, SO20 and (T)SSOP20
5.2 Pin description
Table 2.
Symbol
OE1
A0 to A7
GND
Y0 to Y7
OE2
VCC
Pin description
Pin
Description
1
output enable input (active LOW)
2, 3, 4, 5, 6, 7, 8, 9
data input
10
ground (0 V)
18, 17, 16, 15, 14, 13, 12, 11 data output
19
output enable input (active LOW)
20
supply voltage
6. Functional description
Table 3.
Control
OE1
L
L
X
H
Functional table[1]
OE2
L
L
H
X
Input
An
L
H
X
X
[1] H = HIGH voltage level; L = LOW voltage level; X = don’t care; Z = high-impedance OFF-state.
Output
Yn
L
H
Z
Z
74HC_HCT541
Product data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 3 — 15 April 2014
© NXP Semiconductors N.V. 2014. All rights reserved.
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