74LVC544A 查看數據表（PDF） - NXP Semiconductors.
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74LVC544A Datasheet PDF : 19 Pages
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NXP Semiconductors
74LVC544A
Octal D-type registered transceiver; inverting; 3-state
3. Ordering information
Table 1. Ordering information
Type number Package
Temperature range Name
74LVC544AD 40 C to +125 C SO24
74LVC544ADB 40 C to +125 C SSOP24
74LVC544APW 40 C to +125 C TSSOP24
Description
plastic small outline package; 24 leads;
body width 7.5 mm
plastic shrink small outline package; 24 leads;
body width 5.3 mm
plastic thin shrink small outline package; 24 leads;
body width 4.4 mm
Version
SOT137-1
SOT340-1
SOT355-1
4. Functional diagram
3 A0
4 A1
5 A2
6 A3
7 A4
8 A5
9 A6
10 A7
2 OEBA
13 OEAB
11 EAB
23 EBA
14 LEAB
1 LEBA
Fig 1. Logic symbol
B0 22
B1 21
B2 20
B3 19
B4 18
B5 17
B6 16
B7 15
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2
1EN3
23
G1
1
1C5
13
2EN4
11
G2
14
2C6
3
22
3
5D
6D
4
4
21
5
20
6
19
7
18
8
17
9
16
10
15
Fig 2. IEC logic symbol
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74LVC544A
Product data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 4 — 18 December 2012
© NXP B.V. 2012. All rights reserved.
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