74F827 Philips, 74F827 Datasheet - Page 7

• Manufacturer Part Number: 74F827
• Description: 10-bit buffer/line driver / non-inverting 3-State
• Manufacturer: Philips

Philips Semiconductors
AC CHARACTERISTICS
for 10 Outputs switching with C
AC WAVEFORMS
For all waveforms, V
1994 Dec 05
SYMBOL
t
t
t
t
t
t
t
t
t
t
t
t
PLH
PHL
PZH
PZL
PHZ
PLZ
PLH
PHL
PZH
PZL
PHZ
PLZ
Buffers
Waveform 1. Propagation Delay for Non-Inverting Output
Dn
Qn
Waveform 2. Propagation Delay for Inverting Output
Qn
Dn
Propagation delay
D
Output enable time
OE
Output disable time
OE
Propagation delay
D
Output enable time
OE
Output disable time
OE
n
n
to Q
n
n
to Q
n
n
to Q
to Q
to Q
to Q
M
n
n
= 1.5V
n
n
n
n
V
M
V
t
PHL
M
PARAMETER
t
PLH
V
M
L
= 300pF and R
V
M
V
V
M
M
t
74F827
74F828
PLH
t
V
PHL
M
L
= 500 load
SF00282
V
SF00125
M
Waveform 1
Waveform 3
Waveform 4
Waveform 3
Waveform 4
Waveform 2
Waveform 3
Waveform 4
Waveform 3
Waveform 4
7
Qn, Qn
OEn
MIN
Waveform 3. 3-State Output Enable Time to High Level
Waveform 4. 3-State Output Enable Time to Low Level
Qn, Qn
OEn
T
amb
R
C
V
and Output Disable Time from High Level
and Output Disable Time from Low Level
L
L
CC
12.0
14.0
15.0
17.0
15.0
12.5
10.0
10.0
18.0
15.0
16.5
11.5
Typ
= 50pF
= 500
= +25 C
= 5V
t
V
PZH
t
V
M
PZL
M
Max
16.0
17.0
20.0
21.0
19.0
15.5
17.0
13.5
21.0
18.0
19.5
14.5
LIMITS
V
V
M
M
T
amb
74F827, 74F828
MIN
V
t
CC
V
PHZ
t
PLZ
M
C
R
V
= 0 C to +70 C
M
= 5V "10%
L
L
= 500
= 50pF
Product specification
Max
17.0
18.0
21.0
21.5
20.0
16.0
18.0
14.0
23.0
19.0
22.5
15.0
V
SF00264
OL
V
OH
SF00263
+0.3V
UNIT
-0.3V
0V
ns
ns
ns
ns
ns
ns