Nexperia
74LVC1G3157
2-channel analog multiplexer/demultiplexer
74LVC1G3157 All information provided in this document is subject to legal disclaimers. © Nexperia B.V. 2017. All rights reserved.
Product data sheet Rev. 7 — 14 February 2017
10 / 26
11 Dynamic characteristics
Table 9. Dynamic characteristics
At recommended operating conditions; voltages are referenced to GND (ground = 0 V); for test circuit see Figure 19.
-40 °C to +85 °C -40 °C to +125 °CSymbol Parameter Conditions
Min Typ
[1]
Max Min Max
Unit
Z to Yn or Yn to Z; see Figure 16
[2]
[3]
V
CC
= 1.65 V to 1.95 V - - 2 - 3.0 ns
V
CC
= 2.3 V to 2.7 V - - 1.2 - 2.0 ns
V
CC
= 2.7 V - - 1.0 - 1.5 ns
V
CC
= 3 V to 3.6 V - - 0.8 - 1.5 ns
t
pd
propagation
delay
V
CC
= 4.5 V to 5.5 V - - 0.6 - 1.0 ns
S to Yn; see Figure 17
[4]
V
CC
= 1.65 V to 1.95 V 3.1 8.7 20.8 3.1 22.0 ns
V
CC
= 2.3 V to 2.7 V 2.2 5.3 11.5 2.2 12.5 ns
V
CC
= 2.7 V 2.1 4.9 9.3 2.1 10.2 ns
V
CC
= 3 V to 3.6 V 1.8 4.0 7.6 1.8 9.0 ns
t
en
enable time
V
CC
= 4.5 V to 5.5 V 1.5 3.0 5.7 1.5 6.1 ns
S to Yn; see Figure 17
[5]
V
CC
= 1.65 V to 1.95 V 3.0 6.0 11.4 3.0 11.7 ns
V
CC
= 2.3 V to 2.7 V 2.1 4.4 7.3 2.1 7.6 ns
V
CC
= 2.7 V 2.1 4.2 6.3 2.1 6.6 ns
V
CC
= 3 V to 3.6 V 1.7 3.6 5.3 1.7 5.9 ns
t
dis
disable time
V
CC
= 4.5 V to 5.5 V 1.3 2.9 3.8 1.3 4.3 ns
see Figure 18
[6]
V
CC
= 1.65 V to 1.95 V 0.5 - - 0.5 - ns
V
CC
= 2.3 V to 2.7 V 0.5 - - 0.5 - ns
V
CC
= 2.7 V 0.5 - - 0.5 - ns
V
CC
= 3 V to 3.6 V 0.5 - - 0.5 - ns
t
b-m
break-before-
make time
V
CC
= 4.5 V to 5.5 V 0.5 - - 0.5 - ns
[1] Typical values are measured at T
amb
= 25 °C and nominal V
CC
.
[2] t
pd
is the same as t
PLH
and t
PHL
.
[3] Propagation delay is the calculated RC time constant of the typical ON resistance of the switch and the specified capacitance when driven by an ideal
voltage source (zero output impedance).
[4] t
en
is the same as t
PZH
and t
PZL
.
[5] t
dis
is the same as t
PLZ
and t
PHZ
.
[6] Break-before-make specified by design.
Nexperia
74LVC1G3157
2-channel analog multiplexer/demultiplexer
74LVC1G3157 All information provided in this document is subject to legal disclaimers. © Nexperia B.V. 2017. All rights reserved.
Product data sheet Rev. 7 — 14 February 2017
11 / 26
11.1 Waveforms and test circuits
t
PLH
t
PHL
V
M
V
M
V
M
V
M
GND
V
I
V
OH
V
OL
Yn or Z
input
Z or Yn
output
001aac361
Measurement points are given in Table 10.
Logic levels: V
OL
and V
OH
are typical output voltage levels that occur with the output load.
Figure 16. Input (Yn or Z) to output (Z or Yn) propagation delays
t
PLZ
t
PHZ
switch
disabled
switch
enabled
switch
enabled
output
LOW to OFF
OFF to LOW
output
HIGH to OFF
OFF to HIGH
S input
Yn
Yn
V
I
V
OL
V
OH
V
CC
V
M
VM
V
X
V
Y
V
M
GND
GND
t
PZL
t
PZH
001aac362
Measurement points are given in Table 10.
Logic levels: V
OL
and V
OH
are typical output voltage levels that occur with the output load.
Figure 17. Enable and disable times
Table 10. Measurement points
Supply voltage Input Output
V
CC
V
M
V
M
V
X
V
Y
1.65 V to 5.5 V 0.5 × V
CC
0.5 × V
CC
V
OL
+ 0.3 V V
OH
- 0.3 V
Nexperia
74LVC1G3157
2-channel analog multiplexer/demultiplexer
74LVC1G3157 All information provided in this document is subject to legal disclaimers. © Nexperia B.V. 2017. All rights reserved.
Product data sheet Rev. 7 — 14 February 2017
12 / 26
V
O
V
I
001aac367
S
Z
Y0
Y1
R
L
C
L
0.5V
CC
V
CC
GND
G
a. Test circuit
001aag572
V
I
t
b-m
V
O
0.9V
O
0.9V
O
0.5V
I
b. Input and output measurement points
Figure 18. Test circuit for measuring break-before-make timing
V
EXT
V
CC
V
I
V
O
mna616
DUT
C
L
R
T
R
L
R
L
G
Test data is given in Table 11.
Definitions test circuit:
R
T
= Termination resistance should be equal to output impedance Z
o
of the pulse generator.
C
L
= Load capacitance including jig and probe capacitance.
R
L
= Load resistance.
V
EXT
= External voltage for measuring switching times.
Figure 19. Test circuit for measuring switching times

74LVC1G3157GXZ

Mfr. #:
Manufacturer:
Nexperia
Description:
Multiplexer Switch ICs 74LVC1G3157GX/X2SON6/REEL 7" Q
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New from this manufacturer.
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