74AHC157 Philips Semiconductors, 74AHC157 Datasheet - Page 3

• Manufacturer Part Number: 74AHC157
• Description: Quad 2-input multiplexer
• Manufacturer: Philips Semiconductors

Philips Semiconductors
QUICK REFERENCE DATA
GND = 0 V; T
Notes
1. C
2. The condition is V
PINNING
1999 Sep 24
SYMBOL
t
C
C
C
1
2, 5, 11 and 14
3, 6, 10 and 13
4, 7, 9 and 12
8
15
16
PHL
I
O
PD
Quad 2-input multiplexer
P
f
f
C
V
i
o
/t
D
CC
PD
= input frequency in MHz;
L
PLH
= output frequency in MHz;
(C
= output load capacitance in pF;
= C
is used to determine the dynamic power dissipation (P
= supply voltage in Volts.
L
PD
V
propagation delay
input capacitance
output capacitance
power dissipation
capacitance
amb
CC
nI
S to nY
E to nY
V
2
0
CC
= 25 C; t
, nI
PIN
PARAMETER
f
2
o
1
) = sum of outputs;
I
to nY
f
= GND to V
i
+
r
= t
(C
f
L
3.0 ns.
CC
V
CC
.
2
C
C
C
V
C
S
1I
1I
1Y to 4Y
GND
E
V
I
CC
L
L
L
L
f
0
1
4 outputs switching via S
1 output switching via I
o
= V
= 15 pF; V
= 15 pF; V
= 15 pF; V
= 50 pF; f = 1 MHz; notes 1 and 2
) where:
to 4I
to 4I
CC
0
1
or GND
CONDITIONS
CC
CC
CC
SYMBOL
= 5 V
= 5 V
= 5 V
3
D
in W).
3.2
4.5
3.7
3.0
4.0
31
13
common data select input
data inputs from source 0
data inputs from source 1
multiplexer outputs
ground (0 V)
enable input (active LOW)
DC supply voltage
AHC
TYPICAL
DESCRIPTION
3.4
5.1
4.0
3.0
4.0
41
16
AHCT
74AHCT157
Product specification
74AHC157;
ns
ns
ns
pF
pF
pF
pF
UNIT