74AHCT157BQ,115 NXP Semiconductors, 74AHCT157BQ,115 Datasheet - Page 10

• Manufacturer Part Number: 74AHCT157BQ,115
• Description: IC MUX QUAD 2INPUT DHVQFN16
• Manufacturer: NXP Semiconductors

Specifications of 74AHCT157BQ,115

• Product: Multiplexer
• Logic Family: 74AHCT
• Number Of Bits: 4
• Number Of Lines (input / Output): 2.0 /
• Propagation Delay Time: 8 ns, 10.5 ns, 12.5 ns, 16.5 ns
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 4.5 V
• Maximum Operating Temperature: + 125 C
• Package / Case: DHVQFN-16
• Mounting Style: SMD/SMT
• Number Of Input Lines: 2.0
• Power Dissipation: 500 mW
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 568-5371-2

NXP Semiconductors
Table 9.
74AHC_AHCT157_2
Product data sheet
Type
74AHC157
74AHCT157
Fig 9. Load circuitry for switching times
Test data is given in
Definitions test circuit:
R
C
R
S1 = Test selection switch
T
L
L
Test data
= Load capacitance including jig and probe capacitance
= Load resistor
= Termination resistance should be equal to output impedance Z
Input
V
V
3.0 V
I
CC
Table
GENERATOR
9.
t
3.0 ns
3.0 ns
PULSE
r
negative
, t
positive
f
pulse
pulse
0 V
0 V
V
V
I
I
90 %
10 %
Load
C
15 pF, 50 pF
15 pF, 50 pF
V I
L
Rev. 02 — 9 November 2007
t
t
r
f
V
V
M
M
R T
10 %
90 %
DUT
V
CC
t
t
R
1 k
1 k
W
W
L
74AHC157; 74AHCT157
V O
o
of the pulse generator
V
V
M
M
C L
S1 position
t
open
open
PHL
t
t
r
f
R L
, t
PLH
S1
001aad983
V
CC
open
t
GND
GND
PZH
Quad 2-input multiplexer
, t
PHZ
© NXP B.V. 2007. All rights reserved.
t
V
V
PZL
CC
CC
, t
PLZ
10 of 16