Philips Semiconductors
Product specification
Quad 2-input multiplexer
74LVC157A
DC ELECTRICAL CHARACTERISTICS
Over recommended operating conditions. Voltages are referenced to GND (ground = 0V).
LIMITS
SYMBOL
PARAMETER
TEST CONDITIONS
Temp = -40°C to +85°C
MIN
V
IH
HIGH level Input voltage
V
CC
= 1.2V
V
CC
= 2.7 to 3.6V
LOW level Input voltage
V
CC
= 1.2V
V
CC
= 2.7 to 3.6V
V
CC
= 2.7V; V
I
= V
IH
or V
IL
; I
O
= –12mA
V
O
OH
HIGH level output voltage
V
CC
= 3.0V; V
I
= V
IH
or V
IL
; I
O
= –100µA
V
CC
= 3.0V; V
I
= V
IH
or V
IL;
I
O
= –18mA
V
CC
= 3.0V; V
I
= V
IH
or V
IL;
I
O
= –24mA
V
CC
= 2.7V; V
I
= V
IH
or V
IL
; I
O
= 12mA
V
OL
LOW level output voltage
V
CC
= 3.0V; V
I
= V
IH
or V
IL
; I
O
= 100µA
V
CC
= 3.0V; V
I
= V
IH
or V
IL;
I
O
= 24mA
I
I
I
CC
∆I
CC
Input leakage current
Quiescent supply current
Additional quiescent supply current per
input pin
V
CC
= 3 6V; V
I
= 5 5V or GND
3.6V;
5.5V
V
CC
= 3.6V; V
I
= V
CC
or GND; I
O
= 0
V
CC
= 2.7V to 3.6V; V
I
= V
CC
–0.6V; I
O
= 0
"0.1
"0
1
0.1
5
GND
V
CC
*0.5
V
CC
*0.2
V
CC
*0.6
V
CC
*0.8
0.40
0.20
0.55
"5
10
500
µA
µA
µA
V
V
CC
V
V
CC
2.0
GND
V
0.8
TYP
1
MAX
V
UNIT
V
IL
NOTE:
1. All typical values are measured at V
CC
= 3.3V and T
amb
= 25°C.
AC CHARACTERISTICS
GND = 0 V; t
r
= t
f
v
2.5 ns; C
L
= 50 pF; R
L
= 500W; T
amb
= –40_C to +85_C
LIMITS
SYMBOL
PARAMETER
Propagation delay
nl
0
to nY;
nl
1
to nY
Propagation delay
E to nY
Propagation delay
S to nY
WAVEFORM
V
CC
= 3.3V
±0.3V
MIN
t
PHL
/t
PLH
t
PHL
/t
PLH
t
PHL
/t
PLH
Figure 2, 3
Figure 1, 3
Figure 2, 3
1.5
1.5
1.5
TYP
1
3.1
3.0
3.3
MAX
5.7
6.3
6.8
V
CC
= 2.7V
MIN
1.5
1.5
1.5
MAX
6.7
7.3
7.8
V
CC
= 1.2V
TYP
12
11
13
ns
ns
ns
UNIT
NOTE:
1. These typical values are at V
CC
= 3.3V and T
amb
= 25°C.
1998 Jul 29
5
PHILIPS [ NXP SEMICONDUCTORS ]
