74F543 Datasheet, PDF (2/15 Pages) NXP Semiconductors – Octal registered transceiver, non-inverting 3-State

NXP Semiconductors
4. Functional diagram
3 4 5 6 7 8 9 10
A0 A1 A2 A3 A4 A5 A6 A7
11 EAB
23 EBA
OEAB 13
14 LEAB
OEBA 2
1 LEBA
B0 B1 B2 B3 B4 B5 B6 B7
22 21 20 19 18 17 16 15
001aae900
Fig 1. Logic symbol
2
OEBA
23
EBA
LEBA ¹
3
A0
DQ
LE
74F543
Octal latched transceiver with dual enable; 3-state
2
1EN3 (BA)
23
G1
1
1C5
13
2EN4 (AB)
11
G2
14
2C6
3
3
4
6D
5
6
7
8
9
10
22
5D
2
21
20
19
18
17
16
15
001aae901
Fig 2. IEC logic symbol
DETAIL A
QD
LE
13
OEAB
11 _EAB
14
LEAB
22 _B0
4
A1
A2 ⁵
6
A3
7
A4
8
A5
A6 ⁹
10
A7
Fig 3. Logic diagram
DETAIL A × 7
21
B1
20 _B2
19
B3
18
B4
17
B5
16 _B6
15
B7
001aae902
74F543_4
Product data sheet
Rev. 04 — 26 January 2010
© NXP B.V. 2010. All rights reserved.
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