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DM74AS257M

DM74AS257M

DM74AS257M

Rochester Electronics, LLC

16 Terminations4.5V~5.5V Signal switch74AS Series 1 Outputs4 Functions

SOT-23

DM74AS257M Datasheet PDF

non-compliant

Technical Specifications

Parameter NameValue
TypeParameter
Mounting Type Surface Mount
Package / Case 16-SOIC (0.154, 3.90mm Width)
Surface MountYES
Operating Temperature0°C~70°C
PackagingTube
Series 74AS
JESD-609 Code e3
Pbfree Code yes
Part StatusObsolete
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 16
Type Multiplexer
Terminal Finish MATTE TIN
Technology TTL
Voltage - Supply 4.5V~5.5V
Terminal Position DUAL
Terminal FormGULL WING
Peak Reflow Temperature (Cel) 260
Number of Functions 4
Supply Voltage 5V
[email protected] Reflow Temperature-Max (s) NOT SPECIFIED
Pin Count16
Number of Outputs 1
Qualification StatusNot Qualified
Circuit 4 x 2:1
Supply Voltage-Max (Vsup) 5.5V
Supply Voltage-Min (Vsup) 4.5V
Family AS
Number of Inputs 2
Output Characteristics 3-STATE
Current - Output High, Low 15mA 48mA
Output Polarity TRUE
Propagation Delay (tpd) 6 ns
Voltage Supply SourceSingle Supply
Independent Circuits 1
Length 9.9mm
Width 3.9mm
RoHS StatusROHS3 Compliant
In-Stock:15455 items

Pricing & Ordering

QuantityUnit PriceExt. Price
1$0.40000$0.4
500$0.396$198
1000$0.392$392
1500$0.388$582
2000$0.384$768
2500$0.38$950

DM74AS257M Product Details

DM74AS257M Overview


It is included in the 16-SOIC (0.154, 3.90mm Width) in order to save board space.As a result, it is packaged in a way that is referred to as Tube.digital switch ic uses the method of Surface Mount for mounting.As the analog part, the circuit uses an analog IC Multiplexer.A temperature of 0°C~70°C will not leave the turn signal swturn signal switchch susceptible to external influences.The turn signal switch is designed for use with a 4.5V~5.5V supply voltage, which gives it a lot of flexibility.Multiplexers of the 74AS series can be used in a wide range of applications.Among its basic features are 16 terminations.In this case, 5V is the voltage supplied to the multiplexer's system.In this turn signal switch, there are 16 component pins.It is the end of conductors that is represented by GULL WING.The AS family includes the logic switch.It is recommended that the minimum supply voltage (Vsup) be kept at 4.5V to avoid some unnecessary failures.It is advisable to keep the maximum supply voltage (Vsup) at 5.5V in order to prevent some unnecessary failures.The turn signal switch operates with 1 outputs.This multiplexer has a total of 2 inputs.

DM74AS257M Features


Supplied in the 16-SOIC (0.154, 3.90mm Width) package

DM74AS257M Applications


There are a lot of Rochester Electronics, LLC DM74AS257M Signal Switches / Multiplexers / Decoders applications.

  • Microprocessor memory systems
  • HDMI applications
  • HD surveillance system
  • War field flying robot with a night vision flying camera
  • High-performance memory-decoding applications
  • Automation system
  • Analog, digital or video signal switching
  • Enabling block of memory depending on address in memory chips
  • Decimal decoder
  • Time division multiplexing system

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