74ABT543A(2010) 데이터 시트보기 (PDF) - NXP Semiconductors.
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74ABT543A Datasheet PDF : 15 Pages
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NXP Semiconductors
74ABT543A
Octal latched transceiver with dual enable; 3-state
5. Pinning information
5.1 Pinning
Fig 4. Pin configuration
74ABT543A
LEBA 1
OEBA 2
A0 3
A1 4
A2 5
A3 6
A4 7
A5 8
A6 9
A7 10
EAB 11
GND 12
24 VCC
23 EBA
22 B0
21 B1
20 B2
19 B3
18 B4
17 B5
16 B6
15 B7
14 LEAB
13 OEAB
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5.2 Pin description
Table 2.
Symbol
LEBA
OEBA
A0 to A7
EAB
GND
OEAB
LEAB
B0 to B7
EBA
VCC
Pin description
Pin
Description
1
B-to-A latch enable input (active LOW)
2
B-to-A output enable input (active LOW)
3, 4, 5, 6, 7, 8, 9, 10
data input or output
11
A-to-B enable input (active LOW)
12
ground (0 V)
13
A-to-B output enable input (active LOW)
14
A-to-B latch enable input (active LOW)
22, 21, 20, 19, 18, 17, 16, 15 data input or output
23
B-to-A enable input (active LOW)
24
positive supply voltage
74ABT543A_3
Product data sheet
Rev. 03 — 26 January 2010
© NXP B.V. 2010. All rights reserved.
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