參數(shù)資料
型號(hào): 74F182SJ
廠商: FAIRCHILD SEMICONDUCTOR CORP
元件分類: 通用總線功能
英文描述: Carry Lookahead Generator
中文描述: F/FAST SERIES, 4-BIT LOOK-AHEAD CARRY GENERATOR, PDSO16
封裝: 5.30 MM, EIAJ TYPE2, SOP-16
文件頁數(shù): 4/6頁
文件大小: 56K
代理商: 74F182SJ
Philips Semiconductors
Product specification
74F182
Look-ahead carry generator
1991 Apr 15
5
APPLICATION
SF00728
Cn+y
Cn+z
Cn+x
P1 G1 P2 G2
G0
P0
P3 G3
G
P
Cn
Cn+y
Cn+z
Cn+x
P1 G1 P2 G2
G0
P0
P3 G3
G
P
Cn
C
IN
Cn
Cn+4
G
P
ALU*
Cn
Cn+4
ALU*
Cn
Cn+4
ALU*
Cn
G
P
ALU*
Cn
Cn+4
G
P
ALU*
Cn
G
P
ALU*
Cn
G
P
ALU*
Cn
G
P
ALU*
74F182
74F182
COUT
(C32)
F
A, B
C18
Figure 1. 32-Bit ALU with Ripple Carry Between 16-Bit Look-Ahead ALUs (*ALUs may be either 74F181 or 74F381)
ABSOLUTE MAXIMUM RATINGS
(Operation beyond the limit set forth in this table may impair the useful life of the device.
Unless otherwise noted these limits are over the operating free air temperature range.)
SYMBOL
PARAMETER
RATING
UNIT
V
CC
V
IN
I
IN
V
OUT
I
OUT
T
amb
T
stg
Supply voltage
–0.5 to +7.0
V
Input voltage
–0.5 to +7.0
V
Input current
–30 to +5
mA
Voltage applied to output in High output state
–0.5 to V
CC
40
V
Current applied to output in Low output state
mA
Operating free-air temperature range
0 to +70
°
C
°
C
Storage temperature range
–65 to +150
RECOMMENDED OPERATING CONDITIONS
SYMBOL
PARAMETER
LIMITS
UNIT
MIN
NOM
MAX
V
CC
V
IH
V
IL
I
IK
I
OH
I
OL
T
amb
Supply voltage
4.5
5.0
5.5
V
High-level input voltage
2.0
V
Low-level input voltage
0.8
V
Input clamp current
–18
mA
High-level output current
–1
mA
Low-level output current
20
mA
Operating free-air temperature range
0
70
°
C
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