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): 10/23頁
文件大小: 120K
代理商: PC74HCT14
2003 Oct 30
10
Philips Semiconductors
Product specification
Hex inverting Schmitt trigger
74HC14; 74HCT14
TRANSFER CHARACTERISTICS
Type 74HC
At recommended operating conditions; voltages are referenced to GND (ground = 0 V).
Note
1.
All typical values are measured at T
amb
= 25
°
C.
SYMBOL
PARAMETER
TEST CONDITIONS
MIN.
TYP.
MAX.
UNIT
WAVEFORMS
V
CC
(V)
T
amb
= 25
°
C;
note 1
V
T+
positive-going threshold
Figs 7 and 8
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
0.7
1.7
2.1
0.3
0.9
1.2
0.2
0.4
0.6
1.18
2.38
3.14
0.52
1.40
1.89
0.66
0.98
1.25
1.5
3.15
4.2
0.90
2.00
2.60
1.0
1.4
1.6
V
V
V
V
V
V
V
V
V
V
T
negative-going threshold
Figs 7 and 8
V
H
hysteresis (V
T+
V
T
)
Figs 7 and 8
T
amb
=
40 to +85
°
C
V
T+
positive-going threshold
Figs 7 and 8
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
0.7
1.7
2.1
0.3
0.90
1.20
0.2
0.4
0.6
1.5
3.15
4.2
0.90
2.00
2.60
1.0
1.4
1.6
V
V
V
V
V
V
V
V
V
V
T
negative-going threshold
Figs 7 and 8
V
H
hysteresis (V
T+
V
T
)
Figs 7 and 8
T
amb
=
40 to +125
°
C
V
T+
positive-going threshold
Figs 7 and 8
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
0.7
1.7
2.1
0.30
0.90
1.2
0.2
0.4
0.6
1.5
3.15
4.2
0.90
2.00
2.60
1.0
1.4
1.6
V
V
V
V
V
V
V
V
V
V
T
negative-going threshold
Figs 7 and 8
V
H
hysteresis (V
T+
V
T
)
Figs 7 and 8
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