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74F540N Folha de dados(PDF) 6 Page - NXP Semiconductors

Nome de Peças 74F540N
Descrição Electrónicos  Octal inverter buffer (3- State)
Download  10 Pages
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Fabricante Electrônico  PHILIPS [NXP Semiconductors]
Página de início  http://www.nxp.com
Logo PHILIPS - NXP Semiconductors

74F540N Folha de dados(HTML) 6 Page - NXP Semiconductors

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Philips Semiconductors
Product specification
74F540, 74F541
Buffers
1990 Jan 08
6
AC ELECTRICAL CHARACTERISTICS
LIMITS
TEST
Tamb = +25°C
Tamb = 0°C to +70°C
SYMBOL
PARAMETER
TEST
CONDITIONS
VCC = +5.0V
VCC = +5.0V ± 10%
UNIT
CONDITIONS
CL = 50pF, RL = 500Ω
CL = 50pF, RL = 500Ω
MIN
TYP
MAX
MIN
MAX
tPLH
tPHL
Propagation delay
In to Yn
Waveform 1
3.0
1.5
4.5
2.5
6.5
4.5
2.5
1.5
7.5
5.0
ns
ns
tPZH
tPZL
Output Enable time
to High or Low level
74F540
Waveform 3
Waveform 4
2.0
4.0
3.5
7.5
6.5
9.5
2.0
4.0
7.0
10.0
ns
ns
tPZH
tPZL
Output Disable time
from High or Low level
Waveform 3
Waveform 4
2.0
2.0
4.0
4.0
6.0
5.5
2.0
2.0
6.5
6.0
ns
ns
tPLH
tPHL
Propagation delay
In to Yn
Waveform 2
2.5
3.5
5.0
6.0
6.5
7.0
2.5
3.0
7.0
7.5
ns
ns
tPZH
tPZL
Output Enable time
to High or Low level
74F541
Waveform 3
Waveform 4
3.0
3.0
5.5
6.5
7.0
8.5
3.0
3.0
7.5
9.5
ns
ns
tPZH
tPZL
Output Disable time
from High or Low level
Waveform 3
Waveform 4
2.0
2.0
4.0
4.0
7.0
7.0
2.0
2.0
7.5
7.5
ns
ns
AC WAVEFORMS
For all waveforms, VM = 1.5V.
VM
VM
VM
VM
tPLH
tPHL
In
Yn
SF01028
Waveform 1. Propagation Delay Data to Outputs for 74F540
VM
VM
VM
VM
Yn
In
tPLH
tPHL
SF00150
Waveform 2. Propagation Delay Data to Outputs for 74F541
VM
VM
VM
tPHZ
tPZH
OEn
Yn, Yn
VOH -0.3V
0V
SF01030
Waveform 3. 3-State Output Enable Time to High Level
and Output Disable Time from High Level
VM
VM
VM
tPLZ
tPZL
OEn
Yn, Yn
VOL +0.3V
SF01031
Waveform 4. 3-State Output Enable Time to Low Level
and Output Disable Time from Low Level


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