參數(shù)資料
型號(hào): 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(yè)數(shù): 12/23頁(yè)
文件大小: 120K
代理商: PC74HCT14
2003 Oct 30
12
Philips Semiconductors
Product specification
Hex inverting Schmitt trigger
74HC14; 74HCT14
AC CHARACTERISTICS
Type 74HC
GND = 0 V; t
f
= t
f
= 6 ns; C
L
= 50 pF
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
t
PHL
/t
PLH
propagation delay nA to nY
see Fig.9
2.0
4.5
6.0
2.0
4.5
6.0
41
15
12
19
7
6
125
25
21
75
15
13
ns
ns
ns
ns
ns
ns
t
THL
/t
TLH
output transition time
see Fig.9
T
amb
=
40 to +85
°
C
t
PHL
/t
PLH
propagation delay nA to nY
see Fig.9
2.0
4.5
6.0
2.0
4.5
6.0
155
31
26
95
19
15
ns
ns
ns
ns
ns
ns
t
THL
/t
TLH
output transition time
see Fig.9
T
amb
=
40 to +125
°
C
t
PHL
/t
PLH
propagation delay nA to nY
see Fig.9
2.0
4.5
6.0
2.0
4.5
6.0
190
38
32
110
22
19
ns
ns
ns
ns
ns
ns
t
THL
/t
TLH
output transition time
see Fig.9
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