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參數(shù)資料
| 型號： | PC74HCT14 |
| 廠商： | NXP Semiconductors N.V. |
| 英文描述： | 10-to-4 line priority encoder |
| 中文描述： | 10至4線優(yōu)先編碼器 |
| 文件頁數(shù)： | 6/23頁 |
| 文件大小： | 120K |
| 代理商： | PC74HCT14 |
2003 Oct 30
6
Philips Semiconductors
Product specification
Hex inverting Schmitt trigger
74HC14; 74HCT14
RECOMMENDED OPERATING CONDITIONS
LIMITING VALUES
In accordance with the Absolute Maximum System (IEC 60134); voltages are referenced to GND (ground = 0 V).
Notes
1.
2.
For DIP14 packages: above 70
°
C the value of P
D
derates linearly with 12 mW/K.
°
C the value of P
D
derates linearly with 8 mW/K.
For (T)SSOP14 packages: above 60
°
C the value of P
D
derates linearly with 5.5 mW/K.
For DHVQFN14 packages: above 60
°
C the value of P
D
derates linearly with 4.5 mW/K.
SYMBOL
PARAMETER
CONDITIONS
74HC14
74HCT14
UNIT
MIN.
TYP.
MAX.
MIN.
TYP.
MAX.
V
CC
V
I
V
O
T
amb
supply voltage
input voltage
output voltage
operating ambient
temperature
2.0
0
0
40
40
5.0
+25
6.0
V
CC
V
CC
+85
+125
4.5
0
0
40
40
5.0
+25
5.5
V
CC
V
CC
+85
+125
V
V
V
°
C
°
C
see DC and AC
characteristics
per device
SYMBOL
PARAMETER
CONDITIONS
MIN.
0.5
MAX.
UNIT
V
CC
I
IK
I
OK
I
O
supply voltage
input diode current
output diode current
output source or sink
current
V
CC
or GND current
storage temperature
power dissipation
+7
±
20
±
20
±
25
V
mA
mA
mA
V
I
<
0.5 V or V
I
> V
CC
+ 0.5 V
V
O
<
0.5 V or V
O
> V
CC
+ 0.5 V
0.5 V < V
O
< V
CC
+ 0.5 V
I
CC
; I
GND
T
stg
P
tot
65
50
+150
mA
°
C
T
amb
=
40 to +125
°
C
DIP14 packages; note 1
Other packages; note 2
750
500
mW
mW
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