74F3893 데이터 시트보기 (PDF) - Philips Electronics
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74F3893 Datasheet PDF : 10 Pages
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Philips Semiconductors
Quad Futurebus backplane transceiver
Product specification
74F3893
AC ELECTRICAL CHARACTERISTICS FOR DRIVER AND DRIVER ENABLE
SYMBOL
PARAMETER
TEST
CONDITION
LIMITS
Tamb = +25°C
VCC = +5.0V
CD = 50pF, RT = 10Ω
Tamb = 0°C to +70°C
VCC = +5.0V ± 10%
CD= 50pF, RT = 10Ω
MIN TYP MAX
MIN
MAX
tPLH
Propagation delay
tPHL
Dn to I/On
Waveform 1
1.0
2.0
5.0
1.5
3.0
5.5
1.0
1.5
5.5
6.0
tPLH
Propagation delay
tPHL
DE to I/On
Waveform 1
1.0
2.0
4.5
1.5
3.0
5.5
1.0
1.5
5.5
6.0
tTLH
Dn to I/O transition time
tTHL
10% to 90%, 90% to 10%
Waveform 1
1.0
1.0
4.0
1.0
5.0
4.0
1.0
5.0
tsk(o)
Skew between drivers in same package
1.0
UNIT
ns
ns
ns
ns
AC ELECTRICAL CHARACTERISTICS FOR RECEIVER
SYMBOL
PARAMETER
tPLH
Propagation delay
tPHL
I/On to Rn
TEST
CONDITION
Waveform 2
LIMITS
Tamb = +25°C
VCC = +5.0V
CL = 50pF, RL = 1kΩ
Tamb = 0°C to +70°C
VCC = +5.0V ± 10%
CL = 50pF, RL = 1kΩ
MIN TYP MAX
MIN
MAX
1.0
2.0
4.5
1.0
5.5
3.6
5.5
7.5
3.6
8.5
UNIT
ns
AC ELECTRICAL CHARACTERISTICS FOR RECEIVER ENABLE
SYMBOL
PARAMETER
TEST
CONDITION
A PORT LIMITS
Tamb = +25°C
VCC = +5.0V
CL = 50pF, RL = 500Ω
Tamb = 0°C to +70°C
VCC = +5.0V ± 10%
CL = 50pF, RL = 500Ω
MIN TYP MAX
MIN
MAX
tPZH
tPZL
Output enable time to high or low level,
RE to Rn
Waveform 3, 4
1.5
2.5
3.0
4.0
5.5
7.0
1.5
2.0
6.0
7.5
tPHZ
tPLZ
Output disable time from high or low level,
RE to Rn
Waveform 3, 4
1.5
1.5
3.0
3.0
5.5
5.5
1.0
1.0
6.5
6.0
UNIT
ns
ns
January 18, 1991
6
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