參數(shù)資料
型號(hào): HD74LVC374AFP-EL
元件分類: 總線收發(fā)器
英文描述: LVC/LCX/Z SERIES, 8-BIT DRIVER, PDSO20
封裝: FP-20DA
文件頁數(shù): 7/10頁
文件大?。?/td> 65K
代理商: HD74LVC374AFP-EL
HD74LVC374A
Rev.3, Dec. 1996, page 7 of 10
Waveforms – 2
t
w
t
su
t
h
GND
GND
t
r
90 % 90 %
V
ref
10 %
t
f
10 %
t
w
Input CK
Input D
V
IH
V
IH
V
ref
V
ref
V
ref
V
ref
Waveforms – 3
V – 0.3 V
V + 0.3 V
t
ZL
t
LZ
t
ZH
t
HZ
t
f
t
r
90 %
10 %
90 %
V
ref
10 %
V
OH
V
OL
GND
Input G
Waveform - A
Waveform - B
V
IH
V
OL1
V
OH1
V
ref
V
ref
V
ref
TEST
V
IH
V
ref
V
OH1
V
OL1
1.5 V
3 V
GND
50%Vcc
Vcc
GND
2.7 V
Vcc
Vcc=2.7V,
3.3±0.3V
Vcc=5.0±0.5V
Notes:
1.
2.
3.
t
r
= 2.5 ns, t
f
= 2.5 ns
Input waveform : PRR = 10 MHz, duty cycle 50%
Waveform – A shows input conditions such that the output is "L" level when enable by the
output control.
Waveform – B shows input conditions such that the output is "H" level when enable by the
output control.
4.
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