74HCT240PW 查看數據表（PDF） - NXP Semiconductors.
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74HCT240PW Datasheet PDF : 18 Pages
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NXP Semiconductors
74HC240; 74HCT240
Octal buffer/line driver; 3-state; inverting
Table 1. Ordering information …continued
Type number
Package
Temperature range Name
Description
Version
74HCT240D
−40 °C to +125 °C SO20
plastic small outline package; 20 leads;
body width 7.5 mm
SOT163-1
74HCT240DB
−40 °C to +125 °C SSOP20
plastic shrink small outline package; 20 leads;
body width 5.3 mm
SOT339-1
74HCT240PW
−40 °C to +125 °C TSSOP20 plastic thin shrink small outline package; 20 leads; SOT360-1
body width 4.4 mm
74HCT240BQ
−40 °C to +125 °C
DHVQFN20 plastic dual-in-line compatible thermal enhanced SOT764-1
very thin quad flat package; no leads; 20 terminals;
body 2.5 × 4.5 × 0.85 mm
4. Functional diagram
2 1A0
17 2A0
4 1A1
15 2A1
6 1A2
13 2A2
8 1A3
11 2A3
1 1OE
19 2OE
Fig 1. Logic symbol
1Y0 18
2Y0 3
1Y1 16
2Y1 5
1Y2 14
2Y2 7
1Y3 12
2Y3 9
mgu779
1
EN
2
18
4
16
6
14
8
12
19
EN
11
9
13
7
15
5
17
3
mgu778
Fig 2. IEC logic symbol
2 1A0
1Y0 18
4 1A1
1Y1 16
6 1A2
1Y2 14
8 1A3
1 1OE
1Y3 12
17 2A0
2Y0 3
15 2A1
2Y1 5
13 2A2
2Y2 7
11 2A3
19 2OE
2Y3 9
mgu780
Fig 3. Functional diagram
74HC_HCT240_3
Product data sheet
Rev. 03 — 2 August 2007
© NXP B.V. 2007. All rights reserved.
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