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参数资料
| 型号： | 74ALS240A-1DB |
| 厂商： | NXP SEMICONDUCTORS |
| 元件分类： | 通用总线功能 |
| 英文描述： | Octal inverter buffer 3-State |
| 中文描述： | ALS SERIES, DUAL 4-BIT DRIVER, INVERTED OUTPUT, PDSO20 |
| 封装： | 5.30 MM, PLASTIC, SSOP-20 |
| 文件页数： | 3/9页 |
| 文件大小： | 114K |
| 代理商： | 74ALS240A-1DB |
Philips Semiconductors
Product specification
74ALS240A/
74ALS240A-1
Octal inverter buffer (3-State)
1991 Feb 08
3
LOGIC DIAGRAM
V
= Pin 20
GND = Pin 10
SF00323
Yb0
Yb1
Yb2
Yb3
3
5
7
9
17
15
13
11
10
Ya0
Ya1
Ya2
Ya3
18
16
14
12
2
4
6
8
1
Ib0
Ib1
Ib2
Ib3
OEb
Ia0
Ia1
Ia2
Ia3
OEa
FUNCTION TABLE
INPUTS
OUTPUTS
OEa
Ia
OEb
Ib
Ya
Yb
L
L
L
L
H
H
L
H
L
H
L
L
H
X
H
X
Z
Z
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
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
I
OUT
Current applied to output in Low output state
All versions
mA
-1 version
96
mA
T
amb
T
stg
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
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
–15
mA
I
OL
Low level output current
Low-level output current
All versions
24
mA
-1 version
48
1
mA
T
amb
Operating free-air temperature range
0
+70
°
C
NOTE:
1. The 48mA limit applies only under the condition of V
CC
= 5.0V
±
5%.
相关PDF资料 |
PDF描述 |
|---|---|
| 74ALS240ADB | Octal inverter buffer 3-State |
| 74ALS240AN | Octal inverter buffer 3-State |
| 74ALS240A | Octal inverter buffer 3-State |
| 74ALS240A-1 | Octal inverter buffer 3-State |
| 74ALS240A-1D | Octal inverter buffer 3-State |
相关代理商/技术参数 |
参数描述 |
|---|---|
| 74ALS240A-1N | 制造商:PHILIPS 制造商全称:NXP Semiconductors 功能描述:Octal inverter buffer 3-State |
| 74ALS240AD | 制造商:NXP Semiconductors 功能描述: |
| 74ALS240ADB | 制造商:PHILIPS 制造商全称:NXP Semiconductors 功能描述:Octal inverter buffer 3-State |
| 74ALS240AN | 制造商:PHILIPS 制造商全称:NXP Semiconductors 功能描述:Octal inverter buffer 3-State |
| 74ALS241A | 制造商:PHILIPS 制造商全称:NXP Semiconductors 功能描述:Octal buffer 3-state |
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