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): 16/23頁(yè)
文件大?。?/td> 120K
代理商: PC74HCT14
2003 Oct 30
16
Philips Semiconductors
Product specification
Hex inverting Schmitt trigger
74HC14; 74HCT14
handbook, full pagewidth
open
GND
50 pF
VCC
VCC
VI
VO
MNA742
D.U.T.
CL =
RT
RL =
1 k
PULSE
GENERATOR
S1
Fig.15 Load circuitry for switching times.
TEST
S1
t
PLH
/t
PHL
t
PLZ
/t
PZL
t
PHZ
/t
PZH
open
V
CC
GND
Definitions for test circuit:
R
L
= Load resistor.
C
L
= load capacitance including jig and probe capacitance.
R
T
= termination resistance should be equal to the output impedance Z
o
of the pulse generator.
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