54FCT521LMQB. National Semiconductor, 54FCT521LMQB. Datasheet - Page 7

• Manufacturer Part Number: 54FCT521LMQB.
• Manufacturer: National Semiconductor

Specifications of 54FCT521LMQB.

• Lead Free Status / RoHS Status: Not Compliant

DSCC FORM 2234
APR 97
DEFENSE SUPPLY CENTER COLUMBUS
MICROCIRCUIT DRAWING
COLUMBUS, OHIO 43218-3990
STANDARD
A0 – A7
B0 – B7
I (A = B)
O (A = B)
Terminal
Case outlines
Device types
symbol
Terminal
FIGURE 1. Terminal connections.
number
10
11
12
13
14
15
16
17
18
19
20
1
2
3
4
5
6
7
8
9
Word A inputs
Word B inputs
Enable input (active low)
Identity output (active low)
Terminal symbol
01, 02, and 03
Description
R, S, and 2
O (A = B)
I (A = B)
SIZE
GND
A
V
A0
B0
A1
B1
A2
B2
A3
B3
A4
B4
A5
B5
A6
B6
A7
B7
CC
REVISION LEVEL
D
SHEET
5962-88543
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