參數(shù)資料
型號(hào): 74LV4051PWDH
廠商: NXP SEMICONDUCTORS
元件分類: 多路復(fù)用及模擬開(kāi)關(guān)
英文描述: 8-channel analog multiplexer/demultiplexer
中文描述: 8-CHANNEL, SGL ENDED MULTIPLEXER, PDSO16
文件頁(yè)數(shù): 12/18頁(yè)
文件大?。?/td> 156K
代理商: 74LV4051PWDH
Philips Semiconductors
Product specification
74LV4051
8-channel analog multiplexer/demultiplexer
1998 Jun 23
12
WAVEFORMS
V
M
= 1.5 V at 2.7 V
V
CC
3.6 V
V
M
= 0.5
×
V
CC
at 2.7 V
>
V
CC
>
3.6 V
V
and V
OH
output load
V
x
= V
OL
+ 0.3 V at 2.7 V
V
CC
3.6 V
V
X
= V
OL
+ 0.1
×
V
CC
at 2.7 V
>
V
CC
>
3.6 V
V
Y
= V
OH
– 0.3 V at 2.7 V
V
CC
3.6 V
V
Y
= V
OH
– 0.1
×
V
CC
at 2.7 V
>
V
CC
>
3.6 V
SV01638
VM
VM
INPUTS
OUTPUTS
GND
VOL
VI
VOH
tPHL
tPLH
Figure 13. Input (V
is
) to output (V
os
) propagation delays.
SV01640
outputs
outputs
outputs
t
PHZ
t
PZH
t
PZL
t
PLZ
V
X
V
Y
V
M
V
M
V
M
INPUTS
GND
OUTPUT
HIGH-to-OFF
LOOUTPUT
V
CC
V
I
V
OL
V
OH
GND
Figure 14. Turn-on and turn-off times
for the inputs (S
n
, E) to the output (V
os
).
TEST CIRCUIT
V
M
V
M
t
W
NEGATIVE
PULSE
10%
10%
90%
90%
0V
V
M
V
M
t
W
V
I
POSITIVE
PULSE
90%
90%
10%
10%
0V
t
THL
(t
f
)
t
TLH
(t
r
)
t
THL
(t
f
)
t
TLH
(t
r
)
SY01738
PULSE
GENERATOR
R
T
V
l
D.U.T.
V
O
C
L
V
cc
1k
Test Circuit for Outputs
Open
V
EE
S
1
2 V
CC
DEFINITIONS
V
CC
V
I
< 2.7V
2.7 - 3.6V
> 3.6 V
V
CC
2.7V
V
CC
Test
S
1
t
PLZ/
t
PZL
t
PHZ
/t
PZH
t
PLH/
t
PHL
2 V
CC
V
EE
Open
R
L
= Load resistor
C
L
= Load capacitance includes jig and probe capacitance
R
T
= Termination resistance should be equal to Z
OUT
of
pulse generators.
V
I
V
IS
Pulse
V
EE
V
I
t
r
=
t
r
, t
f
with 50% duty factor.
t
f
=6ns, when measuring f
max,
there is no constraint on
1k
50 pF
V
EE
Figure 15. Load circuitry for switching times.
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