N74F543N データシートの表示（PDF） - Philips Electronics
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N74F543N Datasheet PDF : 16 Pages
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Philips Semiconductors
Octal registered transceivers
Product specification
74F543, 74F544
AC ELECTRICAL CHARACTERISTICS FOR 74F544
SYMBOL
PARAMETER
TEST CONDITIONS
tPLH
tPHL
tPLH
tPHL
tPLH
tPHL
tPZH
tPZL
tPHZ
tPLZ
tPZH
tPZL
tPHZ
tPLZ
Propagation delay
An to Bn or Bn to An
Propagation delay
LEBA to An
Propagation delay
LEAB to Bn
Output Enable time
OEBA to An or OEAB to Bn
Output Disable time
OEBA to An or OEAB to Bn
Output Enable time
EBA to An or EAB to Bn
Output Disable time
EBA to An or EAB to Bn
Waveform NO TAG
Waveform NO TAG, 2
Waveform NO TAG, 2
Waveform 4
Waveform 5
Waveform 4
Waveform 5
Waveform 4
Waveform 5
Waveform 4
Waveform 5
74F544 LIMITS
Tamb = +25°C
VCC = 5.0V
CL = 50pF
RL = 500Ω
MIN
TYP MAX
Tamb = 0°C to +70°C
VCC = 5.0V ± 10%
CL = 50pF
RL = 500Ω
MIN
MAX
3.0
6.5
9.5
3.0
10.5
3.0
5.0
8.0
3.0
8.5
4.0
7.0
9.5
4.0
10.5
4.0
7.0
9.5
4.0
10.5
5.0
8.0
11.5
4.0
12.5
4.0
7.5
9.5
4.0
10.5
2.0
4.0
7.0
1.5
7.5
3.5
5.5
8.5
3.0
9.0
1.0
4.0
6.5
1.0
7.0
1.5
4.0
6.5
1.5
7.5
4.0
7.0
9.5
3.5
10.0
4.5
8.0
11.0
4.5
12.0
2.5
5.0
8.0
2.5
9.0
4.5
8.5
11.5
4.0
11.5
AC SETUP REQUIREMENTS FOR 74F544
SYMBOL
PARAMETER
TEST CONDITIONS
ts(H)
ts(L)
th(H)
th(L)
ts(H)
ts(L)
th(H)
th(L)
tw(L)
Setup time, High or Low
An to LEAB or Bn to LEBA
Hold time, High or Low
An to LEAB or Bn to LEBA
Setup time, High or Low
An to EAB or Bn to EBA
Hold time, High or Low
An to EAB or Bn to EBA
Latch enable pulse width, Low
Waveform 3
Waveform 3
Waveform 3
Waveform 3
Waveform 3
74F544 LIMITS
Tamb = +25°C
VCC = 5.0V
CL = 50pF
RL = 500Ω
MIN
TYP
Tamb = 0°C to +70°C
VCC = 5.0V ± 10%
CL = 50pF
RL = 500Ω
MIN
MAX
1.5
2.0
1.5
2.5
1.5
2.5
2.0
2.5
1.5
2.5
1.5
2.5
1.5
2.0
2.0
2.0
4.0
4.5
UNIT
ns
ns
ns
ns
ns
ns
ns
UNIT
ns
ns
ns
ns
ns
1994 Dec 5
9
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