74ABT544 Datasheet, PDF (4/19 Pages) NXP Semiconductors – Octal latched transceiver with dual enable, inverting 3-State

Philips Semiconductors
6. Pinning information
6.1 Pinning
74ABT544
Octal latched transceiver with dual enable; inverting; 3-state
Fig 4. Pin configuration
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 V_CC
23 EBA
22 B0
21 B1
20 B2
19 B3
544
18 B4
17 B5
16 B6
15 B7
14 LEAB
13 OEAB
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6.2 Pin description
Table 3:
Symbol
LEBA
OEBA
A0
A1
A2
A3
A4
A5
A6
A7
EAB
GND
OEAB
LEAB
B7
B6
B5
B4
Pin description
Pin
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
Description
B-to-A latch enable input (active LOW)
B-to-A output enable input (active LOW)
port A, 3-state output 0
port A, 3-state output 1
port A, 3-state output 2
port A, 3-state output 3
port A, 3-state output 4
port A, 3-state output 5
port A, 3-state output 6
port A, 3-state output 7
A-to-B enable input (active LOW)
ground (0 V)
A-to-B output enable input (active LOW)
A-to-B latch enable input (active LOW)
port B, 3-state output 7
port B, 3-state output 6
port B, 3-state output 5
port B, 3-state output 4
9397 750 14756
Product data sheet
Rev. 03 — 20 April 2005
© Koninklijke Philips Electronics N.V. 2005. All rights reserved.
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