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HD74LVC540A データシートの表示(PDF) - Hitachi -> Renesas Electronics
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コンポーネント説明
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HD74LVC540A
Octal Buffers / Line Drivers with 3-state Outputs
Hitachi -> Renesas Electronics
HD74LVC540A Datasheet PDF : 9 Pages
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HD74LVC540A
Waveforms – 2
Input G
t
f
90 %
V
ref
10 %
Waveform - A
Waveform - B
t
ZL
V
ref
t
ZH
V
ref
t
r
90 %
V
ref
10 %
t
LZ
t
HZ
V
OL
+ 0.3 V
V
OH
– 0.3 V
V
IH
GND
≈
V
OH1
V
OL
V
OH
≈
V
OL1
Notes:
TEST
V
IH
V
ref
V
OH1
V
OL1
Vcc=2.7V,
3.3
±
0.3V
2.7 V
1.5 V
3V
GND
Vcc=5.0
±
0.5V
Vcc
50%Vcc
Vcc
GND
1. t
r
= 2.5 ns, t
f
= 2.5 ns
2. Input waveform : PRR = 10 MHz, duty cycle 50%
3. Waveform – A shows input conditions such that the output is "L" level when enable by the
output control.
4. Waveform – B shows input conditions such that the output is "H" level when enable by the
output control.
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