N74F8961N Ver la hoja de datos (PDF) - Philips Electronics
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N74F8961N
Philips Electronics
N74F8961N Datasheet PDF : 11 Pages
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Philips Semiconductors FAST Products
Octal latched bidirectional Futurebus transceivers
(3-State + open-collector)
Product specification
74F8960/74F8961
AC ELECTRICAL CHARACTERISTICS FOR 74F8961
SYMBOL
PARAMETER
TEST
CONDITION
tPLH
Propagation delay
tPHL
Bn to An
Waveform 1, 2
tPZH
Output enable time to high or low, OEA
Waveform 4
tPZL
to An
Waveform 5
tPHZ
Output enable time from high or low,
tPLZ
OEA to An
Waveform 4
Waveform 5
SYMBOL
PARAMETER
tPLH
Propagation delay
tPHL
An to Bn
tPLH
Propagation delay
tPHL
LE to Bn
tPLH
Output enable/disable time
tPHL
OEBn to Bn
tTLH
Transition time, Bn port
tTHL
1.3V to 1.7V, 1.7V to 1.3V
TEST
CONDITION
Waveform 1, 2
Waveform 1, 2
Waveform 1, 2
Test circuit and
waveforms
A PORT LIMITS
Tamb = +25°C
VCC = +5.0V
CL = 50pF, RL = 500Ω
Tamb = 0°C to +70°C
VCC = +5.0V ± 10%
CL = 50p, RL = 500Ω
MIN TYP MAX
MIN
MAX
5.5
8.0 12.0
5.5
12.0
4.5
6.0
9.0
4.5
9.0
8.0 10.5 13.5
7.5
15.0
8.5 11.0 13.5
8.0
15.5
2.0
3.5
6.0
1.5
6.5
2.0
4.5
7.0
2.0
7.5
B PORT LIMITS
Tamb = +25°C
VCC = +5.0V
CD = 50pF, RU = 9Ω
Tamb = 0°C to +70°C
VCC = +5.0V ± 10%
CD = 50pF, RU = 9Ω
MIN TYP MAX
MIN
MAX
3.0
5.0
7.0
2.5
8.0
3.0
4.5
7.5
2.5
8.5
3.5
5.0
8.0
3.0
9.0
3.5
5.0
8.0
2.5
9.0
3.0
4.5
7.0
2.5
8.0
3.5
5.5
9.0
3.5
10.0
0.5
2.0
4.5
0.5
5.0
0.5
2.0
4.5
0.5
4.5
UNIT
ns
ns
ns
UNIT
ns
ns
ns
ns
AC SETUP REQUIREMENTS FOR 74F8961
SYMBOL
PARAMETER
tsu(H)
tsu(L)
th(H)
th(L)
tw(L)
Setup time, high or low
An to LE
Hold time, high or low
An to LE
LE pulse width, low
TEST
CONDITION
Waveform 3
Waveform 3
Waveform 3
LIMITS
Tamb = +25°C
Tamb = 0°C to +70°C
VCC = +5.0V
CL = 50pF, RL = 500Ω
VCC = +5.0V ± 10%
CL = 50pF, RL = 500Ω
MIN TYP MAX
MIN
MAX
3.5
4.5
4.5
5.0
0.0
0.0
0.0
0.0
4.0
5.0
UNIT
ns
ns
ns
December 19, 1990
10
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