N74F827DB Ver la hoja de datos (PDF) - Philips Electronics
Número de pieza
componentes Descripción
Fabricante
N74F827DB Datasheet PDF : 12 Pages
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Philips Semiconductors
Buffers
Product specification
74F827, 74F828
AC CHARACTERISTICS
SYMBOL
PARAMETER
tPLH
tPHL
tPZH
tPZL
tPHZ
tPLZ
tPLH
tPHL
tPZH
tPZL
tPHZ
tPLZ
Propagation delay
Dn to Qn
Output enable time
OEn to Qn
Output disable time
OEn to Qn
Propagation delay
Dn to Qn
Output enable time
OEn to Qn
Output disable time
OEn to Qn
74F827
74F828
Waveform 1
Waveform 3
Waveform 4
Waveform 3
Waveform 4
Waveform 2
Waveform 3
Waveform 4
Waveform 3
Waveform 4
AC CHARACTERISTICS
for 1 Output switching with CL = 300pF and RL = 500Ω load
SYMBOL
PARAMETER
tPLH
tPHL
tPZH
tPZL
tPHZ
tPLZ
tPLH
tPHL
tPZH
tPZL
tPHZ
tPLZ
Propagation delay
Dn to Qn
Output enable time
OEn to Qn
Output disable time
OEn to Qn
Propagation delay
Dn to Qn
Output enable time
OEn to Qn
Output disable time
OEn to Qn
74F827
74F828
Waveform 1
Waveform 3
Waveform 4
Waveform 3
Waveform 4
Waveform 2
Waveform 3
Waveform 4
Waveform 3
Waveform 4
LIMITS
Tamb = +25°C
VCC = 5V
CL = 50pF
RL = 500Ω
Min
Typ
Max
Tamb = 0 °C to +70°C
VCC = 5V "10%
CL = 50pF
RL = 500Ω
Min
Max
2.0
5.5
8.5
2.0
9.0
2.0
4.5
8.5
2.0
9.0
5.0
8.0
12.0
4.5
14.0
4.0
6.0
10.5
4.0
11.5
2.5
5.0
8.0
2.0
8.5
2.5
5.0
8.0
2.0
8.5
2.0
6.0
8.5
2.0
9.5
1.0
3.0
7.0
1.0
8.0
6.0
8.0
11.5
5.5
14.0
5.0
7.0
10.5
4.5
12.0
2.5
5.0
8.5
2.0
9.0
1.5
4.0
7.0
1.5
8.0
UNIT
ns
ns
ns
ns
ns
ns
LIMITS
Tamb = +25°C
VCC = 5V
CL = 300pF
RL = 500Ω
MIN
Typ
Max
Tamb = 0 °C to +70°C
VCC = 5V "10%
CL = 300pF
RL = 500Ω
MIN
Max
9.5
13.0
14.0
7.5
10.0
11.0
15.0
20.0
21.0
9.5
13.0
14.0
15.0
19.0
20.0
9.5
13.5
14.0
10.0
13.0
14.0
6.0
9.0
10.0
15.5
19.0
21.0
10.5
13.0
14.0
15.0
18.0
20.0
10.0
13.0
14.5
UNIT
ns
ns
ns
ns
ns
ns
1994 Dec 05
6
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