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参数资料
| 型号： | 74ALS02N |
| 厂商： | NXP SEMICONDUCTORS |
| 元件分类： | 通用总线功能 |
| 英文描述： | Quad 2-Input NOR gate |
| 中文描述： | ALS SERIES, QUAD 2-INPUT NOR GATE, PDIP14 |
| 封装： | 0.300 INCH, PLASTIC, DIP-14 |
| 文件页数： | 3/7页 |
| 文件大小： | 86K |
| 代理商： | 74ALS02N |
Philips Semiconductors
Product specification
74ALS02
Quad 2-input NOR gate
1991 Feb 08
3
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
Supply voltage
–0.5 to +7.0
V
V
IN
Input voltage
–0.5 to +7.0
V
I
IN
Input current
–30 to +5
mA
V
OUT
Voltage applied to output in High output state
–0.5 to V
CC
V
I
OUT
Current applied to output in Low output state
16
mA
T
amb
Operating free air temperature range
0 to +70
°
C
T
stg
Storage temperature range
–65 to +150
°
C
RECOMMENDED OPERATING CONDITIONS
SYMBOL
PARAMETER
LIMITS
UNIT
MIN
NOM
MAX
V
CC
Supply voltage
4.5
5.0
5.5
V
V
IH
High–level input voltage
2.0
V
V
IL
Low–level input voltage
0.8
V
I
Ik
Input clamp current
–18
mA
I
OH
High–level output current
–0.4
mA
I
OL
Low–level output current
8
mA
T
amb
Operating free air temperature range
0
+70
°
C
DC ELECTRICAL CHARACTERISTICS
(Over recommended operating free-air temperature range unless otherwise noted.)
SYMBOL
PARAMETER
TEST CONDITIONS
1
LIMITS
UNIT
MIN
TYP
2
MAX
V
OH
High-level output voltage
V
CC
±
10%, V
IL
= MAX, V
IH
= MIN, I
OH
= –0.4mA
V
CC
– 2
V
V
OL
Low level output voltage
Low-level output voltage
V
= MIN, V
= MAX,
CC
V
IH
= MIN
I
OL
= 4mA
0.25
0.40
V
IL
I
OL
= 8mA
0.35
0.50
V
V
IK
Input clamp voltage
V
CC
= MIN, I
I
= I
IK
-0.73
-1.5
V
I
I
Input current at maximum input voltage
V
CC
= MAX, V
I
= 7.0V
0.1
mA
I
IH
High–level input current
V
CC
= MAX, V
I
= 2.7V
20
μ
A
I
IL
Low–level input current
V
CC
= MAX, V
I
= 0.5V
-0.1
mA
I
O
Output current
3
V
CC
= MAX, V
O
= 2.25V
-30
-112
mA
I
CC
Supply current (total)
I
CCH
V
CC
= MAX
V
I
= GND
0.86
2.2
mA
I
CCL
V
I
= 4.5V
2.16
4.0
mA
NOTES:
1. For conditions shown as MIN or MAX, use the appropriate value specified under recommended operating conditions for the applicable type.
2. All typical values are at V
CC
= 5V, T
amb
= 25
°
C.
3. The output conditions have been chosen to produce a current that closely approximate one half of the true short–circuit output current, I
OS
.
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