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參數(shù)資料
| 型號： | 74LV14 |
| 廠商： | NXP Semiconductors N.V. |
| 英文描述： | Hex inverting Schmitt-trigger |
| 中文描述： | 六角反相施密特觸發(fā)器 |
| 文件頁數(shù)： | 5/12頁 |
| 文件大小： | 113K |
| 代理商： | 74LV14 |
Philips Semiconductors
Product specification
74LV14
Hex inverting Schmitt-trigger
1998 Apr 20
5
TRANSFER CHARACTERISTICS
Voltages are referenced to GND (ground = 0 V)
T
amb
(
°
C)
TEST CONDITIONS
SYMBOL
PARAMETER
–40 TO +85
TYP.
0.70
–40 TO +125
MIN.
–
UNIT
V
(V)
WAVEFORMS
MIN.
–
MAX.
–
MIN.
–
1.2
0.8
1.10
1.4
0.8
1.4
2.0
1.0
1.45
2.0
1.0
2.0
2.7
V
T+
Positive-going
threshold
1.2
1.60
2.2
1.2
2.2
V
3.0
Figure 1 and 2
1.5
1.95
2.4
1.5
2.4
3.6
1.7
2.50
3.15
1.7
3.15
4.5
2.1
3.00
3.85
2.1
3.85
5.5
–
0.34
–
–
–
1.2
0.3
0.65
0.9
0.3
0.9
2.0
0.4
0.90
1.4
0.4
1.4
2.7
V
T–
Negative-going
threshold
0.6
1.05
1.5
0.6
1.5
V
3.0
Figure 1 and 2
0.8
1.30
1.8
0.8
1.8
3.6
0.9
1.60
2.0
0.9
2.0
4.5
1.1
2.00
2.6
1.1
2.6
5.5
–
0.30
–
–
–
1.2
0.2
0.55
0.8
0.2
0.8
2.0
0.3
0.60
1.1
0.3
1.1
2.7
V
H
Hysteresis
(V
T+
– V
T-
)
0.4
0.65
1.2
0.4
1.2
V
3.0
Figure 1 and 2
0.4
0.70
1.2
0.4
1.2
3.6
0.4
0.80
1.4
0.4
1.4
4.5
0.6
1.00
1.5
0.6
1.5
5.5
NOTES:
1. All typical values are measured at T
amb
= 25
°
C
2. The V
IH
and V
IL
from the DC family characteristics are superseded by the V
T+
and V
T-
.
AC CHARACTERISTICS
GND = 0V; t
r
≤
t
f
= 2.5ns; C
L
= 50pF; R
L
= 1K
CONDITION
LIMITS
SYMBOL
PARAMETER
WAVEFORM
–40 to +85
°
C
TYP
1
80
27
20
15
2
–40 to +125
°
C
MIN
UNIT
V
CC
(V)
1.2
2.0
2.7
3.0 to 3.6
4.5 to 5.5
MIN
MAX
MAX
Propagation delay
nA to nY
37
28
22
18
48
35
28
23
t
PHL/PLH
Figure 6
ns
NOTES:
1. Unless otherwise stated, all typical values are measured at T
amb
= 25
°
C
2. Typical values are measured at V
CC
= 3.3 V.
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