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): 15/23頁
文件大?。?/td> 120K
代理商: PC74HCT14
2003 Oct 30
15
Philips Semiconductors
Product specification
Hex inverting Schmitt trigger
74HC14; 74HCT14
handbook, halfpage
(mA)
0
1
2
3
6
0
0.6
0.3
1.2
1.5
0.9
4
5
MNA850
VI (V)
Fig.13 Typical 74HCT14 transfer characteristics.
V
CC
= 5.5 V.
AC WAVEFORMS
handbook, halfpage
MNA722
tPLH
tPHL
VM
10%
VM
90%
VM
VM
nY output
nA input
VI
GND
VOH
VOL
tTLH
tTHL
Fig.14 The input (nA) to output (nY) propagation delays and output transitions times.
74HC14: V
M
= 50%; V
I
= GND to V
CC
.
74HCT14: V
M
= 1.3 V; V
I
= GND to 3.0 V.
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