74VHC157SJX Fairchild Semiconductor, 74VHC157SJX Datasheet

MULTIPLEXER QUAD 2IN 16SOP

74VHC157SJX

Manufacturer Part Number
74VHC157SJX
Description
MULTIPLEXER QUAD 2IN 16SOP
Manufacturer
Fairchild Semiconductor
Series
74VHCr
Type
Multiplexerr
Datasheet

Specifications of 74VHC157SJX

Circuit
4 x 2:1
Independent Circuits
1
Current - Output High, Low
8mA, 8mA
Voltage Supply Source
Single Supply
Voltage - Supply
2 V ~ 5.5 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
16-SOIC (5.3mm Width), 16-SO, 16-SOEIIJ
Logical Function
Mux
Configuration
4 x 2:1
Number Of Inputs
8
Number Of Outputs
4
Operating Supply Voltage (typ)
2.5/3.3/5V
Operating Supply Voltage (min)
2V
Operating Supply Voltage (max)
5.5V
Operating Temp Range
-40C to 85C
Operating Temperature Classification
Industrial
Mounting
Surface Mount
Pin Count
16
Package Type
SOP W
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
©1992 Fairchild Semiconductor Corporation
74VHC157 Rev. 1.2
74VHC157
Quad 2-Input Multiplexer
Features
Ordering Information
Surface mount packages are also available on Tape and Reel. Specify by appending the suffix letter “X” to the
ordering number.
Connection Diagram
74VHC157M
74VHC157SJ
74VHC157MTC
Order Number
High Speed: t
Low power dissipation: I
High noise immunity: V
Power down protection is provided on all inputs
Low noise: V
Pin and function compatible with 74HC157
OLP
PD
= 4.1ns (Typ.) at V
= 0.8V (Max.)
Package
Number
NIH
MTC16
CC
M16D
M16A
= V
= 4µA (Max.) at T
NIL
= 28% V
CC
16-Lead Small Outline Integrated Circuit (SOIC), JEDEC MS-012, 0.150”
Narrow
16-Lead Small Outline Package (SOP), EIAJ TYPE II, 5.3mm Wide
16-Lead Thin Shrink Small Outline Package (TSSOP), JEDEC MO-153,
4.4mm Wide
= 5V
CC
A
(Min.)
= 25°C
General Description
The VHC157 is an advanced high speed CMOS Quad
2-Channel Multiplexer fabricated with silicon gate CMOS
technology. It achieves the high speed operation similar
to equivalent Bipolar Schottky TTL while maintaining the
CMOS low power dissipation.
It consists of four 2-input digital multiplexers with com-
mon select and enable inputs. When the ENABLE input
is held “H” level, selection of data is inhibited and all the
outputs become “L” level. The SELECT decoding deter-
mines whether the I
responding outputs.
An Input protection circuit ensures that 0V to 7V can be
applied to the input pins without regard to the supply
voltage. This device can be used to interface 5V to 3V
systems and on two supply systems such as battery
back up. This circuit prevents device destruction due to
mismatched supply and input voltages.
Pin Description
I
I
E
S
Z
0a
1a
a
–Z
Pin Names
–I
–I
0d
1d
Package Description
d
0x
Source 0 Data Inputs
Source 1 Data Inputs
Enable Input
Select Input
Outputs
or I
1x
inputs get routed to their cor-
Description
www.fairchildsemi.com
May 2007
tm

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74VHC157SJX Summary of contents

Page 1

... M16D 74VHC157MTC MTC16 Surface mount packages are also available on Tape and Reel. Specify by appending the suffix letter “X” to the ordering number. Connection Diagram ©1992 Fairchild Semiconductor Corporation 74VHC157 Rev. 1.2 General Description = 5V The VHC157 is an advanced high speed CMOS Quad CC = 25° ...

Page 2

... HIGH Voltage Level L = LOW Voltage Level X = Immaterial ©1992 Fairchild Semiconductor Corporation 74VHC157 Rev. 1.2 Functional Description The VHC157 is a quad 2-input multiplexer. It selects four bits of data from two sources under the control of a common Select input (S). The Enable input (E) is active- LOW ...

Page 3

... Logic Diagram Please note that this diagram is provided only for the understanding of logic operations and should not be used to estimate propagation delays. ©1992 Fairchild Semiconductor Corporation 74VHC157 Rev. 1.2 3 www.fairchildsemi.com ...

Page 4

... Operating Temperature OPR Input Rise and Fall Time 3.3V ± 0. 5.0V ± 0. Note: 1. Unused inputs must be held HIGH or LOW. They may not float. ©1992 Fairchild Semiconductor Corporation 74VHC157 Rev. 1.2 Parameter (1) Parameter 4 Rating –0.5V to +7.0V –0.5V to +7.0V –0. 0.5V CC –20mA ±20mA ±25mA ± ...

Page 5

... OL (3) V Quiet Output Minimum OLV Dynamic V OL (3) V Minimum HIGH Level IHD Dynamic Input Voltage (3) V Maximum LOW Level ILD Dynamic Input Voltage Note: 2. Parameter guaranteed by design. ©1992 Fairchild Semiconductor Corporation 74VHC157 Rev. 1.2 (V) Conditions Min. 1.50 0 –50µ 1 2.9 4.4 = – ...

Page 6

... Note defined as the value of the internal equivalent capacitance which is calculated from the operating PD current consumption without load. Average operating current can be obtained by the equation: (opr • V • ©1992 Fairchild Semiconductor Corporation 74VHC157 Rev. 1 (V) Conditions = 15pF 3.3 ± 0 50pF 15pF 5.0 ± 0.5 ...

Page 7

... Physical Dimensions Dimensions are in millimeters unless otherwise noted. Figure 1. 16-Lead Small Outline Integrated Circuit (SOIC), JEDEC MS-012, 0.150" Narrow ©1992 Fairchild Semiconductor Corporation 74VHC157 Rev. 1.2 Package Number M16A 7 www.fairchildsemi.com ...

Page 8

... Physical Dimensions (Continued) Dimensions are in millimeters unless otherwise noted. Figure 2. 16-Lead Small Outline Package (SOP), EIAJ TYPE II, 5.3mm Wide ©1992 Fairchild Semiconductor Corporation 74VHC157 Rev. 1.2 Package Number M16D 8 www.fairchildsemi.com ...

Page 9

... Physical Dimensions (Continued) Dimensions are in millimeters unless otherwise noted. 5.00±0.10 4.55 0.11 MTC16rev4 Figure 3. 16-Lead Thin Shrink Small Outline Package (TSSOP), JEDEC MO-153, 4.4mm Wide ©1992 Fairchild Semiconductor Corporation 74VHC157 Rev. 1.2 0.65 4.4±0.1 1.45 Package Number MTC16 9 5.90 4 ...

Page 10

... TRADEMARKS The following are registered and unregistered trademarks Fairchild Semiconductor owns or is authorized to use and is not intended exhaustive list of all such trademarks. ® ACEx Across the board. Around the world.™ ActiveArray™ Bottomless™ Build it Now™ CoolFET™ CROSSVOLT™ ...

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