N74F258AN PHILIPS [NXP Semiconductors], N74F258AN Datasheet - Page 5

• Manufacturer Part Number: N74F258AN
• Description: Quad 2-line to 1-line selector/multiplexer, inverting 3-State
• Manufacturer: PHILIPS [NXP Semiconductors]

Philips Semiconductors
AC WAVEFORMS
For all waveforms, V
TEST CIRCUIT AND WAVEFORM
1996 Jan 05
Waveform 3. 3-State Output Enable Time to High Level and
Quad 2-line to 1-line selector/multiplexer, inverting
(3-State)
OE
SWITCH POSITION
GENERATOR
Y
DEFINITIONS:
R
C
R
n
TEST
t
t
All other
T
L
L
PLZ
PZL
PULSE
Y
= Load resistor;
= Load capacitance includes jig and probe capacitance;
= Termination resistance should be equal to Z
I
n
n
see AC electrical characteristics for value.
see AC electrical characteristics for value.
pulse generators.
Test Circuit for 3-State Outputs
Output Disable Time from High Level
Waveform 1. Propagation Delay
V
IN
Data and Select to Output
M
V
t
PZH
M
= 1.5V.
SWITCH
closed
closed
open
V
t
M
PHL
R
T
D.U.T.
V
CC
V
M
V
M
V
OUT
t
PHZ
V
M
V
t
M
PLH
C
L
R
R
SF00819
L
L
V
M
OUT
V
SF00821
OH
of
7.0V
0V
-0.3V
NEGATIVE
PULSE
POSITIVE
PULSE
5
family
74F
90%
10%
Waveform 4. 3-State Output Enable Time to Low Level and
amplitude
OE
Y
n
3.0V
Y
S
n
V
INPUT PULSE REQUIREMENTS
V
M
90%
M
10%
Output Disable Time from Low Level
t
t
TLH (
THL (
Input Pulse Definition
1.5V
Waveform 2. Propagation Delay
V
M
t
t
r
f
V
)
)
t
PZL
M
rep. rate
V
1MHz
Select to Output
M
t
t
t
PHL
w
w
t
t
TLH (
THL (
V
M
V
500ns
M
t
t
r
f
t
10%
90%
)
)
w
V
t
V
PLZ
M
V
M
M
V
2.5ns
t
t
M
PLH
TLH
Product specification
90%
10%
74F258A
SF00820
2.5ns
t
THL
V
SF00777
M
V
SF00822
AMP (V)
0V
0V
AMP (V)
OL
+0.3V