74ALS651-1D 데이터 시트보기 (PDF) - Philips Electronics
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74ALS651-1D Datasheet PDF : 13 Pages
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Philips Semiconductors
Transceiver/register
Product specification
74ALS651/74ALS651-1
74ALS652/74ALS652-1
AC ELECTRICAL CHARACTERISTICS FOR 74ALS652/74ALS652-1
SYMBOL
PARAMETER
TEST CONDITION
fmax
Maximum clock frequency
tPLH
Propagation delay
tPHL
CPBA to An, CPAB to Bn
tPLH
Propagation delay
tPHL
An to Bn or Bn to An
tPLH
Propagation delay
tPHL
SBA to An or SAB to Bn (A or B Low)
tPLH
Propagation delay
tPHL
SBA to An or SAB to Bn (A or B High)
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 1
Waveform NO TAG, 3
Waveform NO TAG, 3
Waveform NO TAG, 3
Waveform 7
Waveform 8
Waveform 7
Waveform 8
Waveform 7
Waveform 8
Waveform 7
Waveform 8
LIMITS
Tamb = 0°C to +70°C
VCC = +5.0V ± 10%
CL = 50pF, RL = 500Ω
MIN
MAX
100
5.0
13.0
6.0
13.0
2.0
8.0
4.0
9.0
4.0
11.0
5.0
11.0
6.0
14.0
5.0
11.0
2.0
8.0
5.0
11.0
2.0
8.0
3.0
10.0
2.0
9.0
5.0
11.0
3.0
11.0
5.0
13.0
AC SETUP REQUIREMENTS
LIMITS
SYMBOL
PARAMETER
TEST CONDITION
Tamb = 0°C to +70°C
VCC = +5.0V ± 10%
CL = 50pF, RL = 500Ω
MIN
MAX
tsu (H)
tsu (L)
Setup time, High or Low
An or Bn to CPAB or CPBA
Waveform 4
5.0
5.0
th (H)
th (L)
Hold time, High or Low
An or Bn to CPAB or CPBA
Waveform 4
0.0
1.0
tsu (H)
tsu (L)
Setup time, High or Low1
OEBA to OEAB or OEAB to OEBA
Waveform 5, 6
5.0
5.0
th (H)
th (L)
Hold time, High or Low
OEBA to OEAB or OEAB to OEBA
Waveform 5, 6
0.0
0.0
tw (H)
tw (L)
Pulse width, High or Low
CPAB or CPBA
Waveform 1
6.0
4.0
NOTE:
1. Setup time is to protect against current surge caused by enabling 16 outputs (24mA per output) simultaneously.
UNIT
MHz
ns
ns
ns
ns
ns
ns
ns
ns
UNIT
ns
ns
ns
ns
ns
1991 Feb 08
8
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