MC54F182 데이터 시트보기 (PDF) - Motorola => Freescale
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MC54F182 Datasheet PDF : 4 Pages
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CARRY LOOKAHEAD
GENERATOR
The MC54/74F182 is a high-speed carry lookahead generator. It is general-
ly used with the F181, F381 or 29F01 4-bit arithmetic logic unit to provide high-
speed lookahead over word lengths of more than four bits.
• Provides Lookahead Carries Across a Group of Four ALUs
• Multi-level Lookahead High-speed Arithmetic Operation Over Long
Word Lengths
CONNECTION DIAGRAM DIP (TOP VIEW)
VCC P2 G2 Cn Cn + x Cn + y G Cn + z
16 15 14 13 12 11 10 9
MC54/74F182
CARRY LOOKAHEAD
GENERATOR
FAST™ SCHOTTKY TTL
16
1
J SUFFIX
CERAMIC
CASE 620-09
123456
G1 P1 G0 P0 G3 P3
78
P GND
Cn G0 P0
LOGIC DIAGRAM
G1 P1
G2 P2
G3 P3
Cn + x
Cn + y
Cn + z
G
P
16
1
N SUFFIX
PLASTIC
CASE 648-08
16
1
D SUFFIX
SOIC
CASE 751B-03
ORDERING INFORMATION
MC54FXXXJ
MC74FXXXN
MC74FXXXD
Ceramic
Plastic
SOIC
LOGIC SYMBOL
13
Cn
P0
G0
12 Cn + x P1
11 Cn + y G1
P2
9 Cn + z G2
P3
G3
PG
4
3
2
1 VCC = PIN 16
GND = PIN 8
15
14
6
5
7 10
FAST AND LS TTL DATA
4-97
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