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參數(shù)資料
| 型號： | 74ALS258 |
| 廠商： | NXP Semiconductors N.V. |
| 英文描述： | Data selector/multiplexer |
| 中文描述： | 數(shù)據(jù)選擇器/多路 |
| 文件頁數(shù)： | 4/11頁 |
| 文件大小： | 129K |
| 代理商： | 74ALS258 |
Philips Semiconductors
Product specification
74ALS257/74ALS258
Data selector/multiplexer
1991 Feb 08
4
FUNCTION TABLE – 74ALS257
INPUTS
OUTPUT
OE
S
I0n
I1n
Yn
H
X
X
X
Z
L
L
L
X
L
L
L
H
X
H
L
H
X
L
L
L
H
X
H
H
H =
L
X =
Z =
High voltage level
Low voltage level
Don’t care
High impedance “off” state
=
FUNCTION TABLE – 74ALS258
INPUTS
OUTPUT
OE
S
I0n
I1n
Yn
H
X
X
X
Z
L
L
L
X
H
L
L
H
X
L
L
H
X
L
H
L
H
X
H
L
H =
L
X =
Z =
High voltage level
Low voltage level
Don’t care
High impedance “off” state
=
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
48
V
Current applied to output in Low output state
mA
°
C
°
C
Operating free-air temperature range
0 to +70
Storage temperature range
–65 to +150
RECOMMENDED OPERATING CONDITIONS
SYMBOL
PARAMETER
LIMITS
NOM
UNIT
MIN
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
–2.6
mA
Low-level output current
24
mA
°
C
Operating free-air temperature range
0
+70
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| 74ALS257DB | Data selector/multiplexer |
| 74ALS257 | Data selector/multiplexer |
| 74ALS257D | Data selector/multiplexer |
| 74ALS257N | Data selector/multiplexer |
| 74ALS258D | Data selector/multiplexer |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| 74ALS258D | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Data selector/multiplexer |
| 74ALS258DB | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Data selector/multiplexer |
| 74ALS258N | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:2-Input Digital Multiplexer |
| 74ALS27 | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Triple 3-Input NOR gate |
| 74ALS273 | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Octal D-type flip-flop |
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