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74HCT240 датащи(PDF) 3 Page - NXP Semiconductors

номер детали 74HCT240
подробное описание детали  Octal buffer/line driver; 3-state; inverting
PDF  18 Pages
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производитель  NXP [NXP Semiconductors]
домашняя страница  http://www.nxp.com
Logo NXP - NXP Semiconductors

74HCT240 датащи(HTML) 3 Page - NXP Semiconductors

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74HC_HCT240_3
© NXP B.V. 2007. All rights reserved.
Product data sheet
Rev. 03 — 2 August 2007
3 of 18
NXP Semiconductors
74HC240; 74HCT240
Octal buffer/line driver; 3-state; inverting
5.
Pinning information
5.1 Pinning
5.2 Pin description
(1) The die substrate is attached to this pad using
conductive die attach material. It can not be used as
supply pin or input
Fig 4.
Pin configuration DIP20, SO20, (T)SSOP20
Fig 5.
Pin configuration DHVQFN20
74HC240
74HCT240
1OE
VCC
1A0
2OE
2Y0
1Y0
1A1
2A0
2Y1
1Y1
1A2
2A1
2Y2
1Y2
1A3
2A2
2Y3
1Y3
GND
2A3
001aag233
1
2
3
4
5
6
7
8
9
10
12
11
14
13
16
15
18
17
20
19
001aag234
74HC240
74HCT240
Transparent top view
1Y3
1A3
2Y3
GND(1)
2A2
2Y2
1Y2
1A2
2A1
2Y1
1Y1
1A1
2A0
2Y0
1Y0
1A0
2OE
9
12
8
13
7
14
6
15
5
16
4
17
3
18
2
19
terminal 1
index area
Table 2.
Pin description
Symbol
Pin
Description
1OE
1
output enable input (active LOW)
1A0
2
data input
2Y0
3
bus output
1A1
4
data input
2Y1
5
bus output
1A2
6
data input
2Y2
7
bus output
1A3
8
data input
2Y3
9
bus output
GND
10
ground (0 V)
2A3
11
data input
1Y3
12
bus output
2A2
13
data input
1Y2
14
bus output
2A1
15
data input
1Y1
16
bus output



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