74ALS620AN 查看數據表（PDF） - Philips Electronics
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74ALS620AN Datasheet PDF : 11 Pages
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Philips Semiconductors
Transceivers
Product specification
74ALS620A/74ALS620A-1
74ALS623A/74ALS623A-1
AC ELECTRICAL CHARACTERISTICS FOR 74ALS620A/74ALS620A-1
SYMBOL
PARAMETER
TEST CONDITION
tPLH
Propagation delay
tPHL
An to Bn, Bn to An
tPZH
Output enable time
tPZL
OEBA to An
tPHZ
Output disable time
tPLZ
OEBA to An
tPZH
Output enable time
tPZL
OEAB to Bn
tPHZ
Output disable time
tPLZ
OEAB to Bn
Waveform 1
Waveform 3
Waveform 4
Waveform 3
Waveform 4
Waveform 3
Waveform 4
Waveform 3
Waveform 4
AC ELECTRICAL CHARACTERISTICS FOR 74ALS623A/74ALS623A-1
SYMBOL
PARAMETER
TEST CONDITION
tPLH
Propagation delay
tPHL
An to Bn, Bn to An
tPZH
Output enable time
tPZL
OEBA to An
tPHZ
Output disable time
tPLZ
OEBA to An
tPZH
Output enable time
tPZL
OEAB to Bn
tPHZ
Output disable time
tPLZ
OEAB to Bn
Waveform 2
Waveform 3
Waveform 4
Waveform 3
Waveform 4
Waveform 3
Waveform 4
Waveform 3
Waveform 4
LIMITS
Tamb = 0°C to +70°C
VCC = +5.0V ± 10%
CL = 50pF, RL = 500Ω
MIN
MAX
2.0
10.0
2.0
10.0
2.0
17.0
3.0
25.0
2.0
12.0
2.0
18.0
2.0
18.0
3.0
25.0
2.0
12.0
3.0
18.0
UNIT
ns
ns
ns
ns
ns
LIMITS
Tamb = 0°C to +70°C
VCC = +5.0V ± 10%
CL = 50pF, RL = 500Ω
MIN
MAX
2.0
13.0
2.0
11.0
2.0
22.0
3.0
22.0
2.0
16.0
2.0
19.0
2.0
22.0
3.0
22.0
2.0
16.0
2.0
19.0
UNIT
ns
ns
ns
ns
ns
1991 Feb 08
7
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