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SN74LS257BN3

Description
Quadruple 2-Line To 1-Line Data Selectors/Multiplexers With 3-State Outputs 16-PDIP 0 to 70
Categorylogic    logic   
File Size246KB,6 Pages
ManufacturerTexas Instruments
Websitehttp://www.ti.com.cn/
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SN74LS257BN3 Overview

Quadruple 2-Line To 1-Line Data Selectors/Multiplexers With 3-State Outputs 16-PDIP 0 to 70

SN74LS257BN3 Parametric

Parameter NameAttribute value
Brand NameTexas Instruments
Is it lead-free?Contains lead
Is it Rohs certified?incompatible
Parts packaging codeDIP
package instructionDIP, DIP16,.3
Contacts16
Reach Compliance Codenot_compliant
Is SamacsysN
seriesLS
JESD-30 codeR-PDIP-T16
length19.305 mm
Load capacitance (CL)45 pF
Logic integrated circuit typeMULTIPLEXER
MaximumI(ol)0.024 A
Number of functions4
Number of entries2
Output times1
Number of terminals16
Maximum operating temperature70 °C
Minimum operating temperature
Output characteristics3-STATE
Output polarityTRUE
Package body materialPLASTIC/EPOXY
encapsulated codeDIP
Encapsulate equivalent codeDIP16,.3
Package shapeRECTANGULAR
Package formIN-LINE
Peak Reflow Temperature (Celsius)NOT SPECIFIED
power supply5 V
Maximum supply current (ICC)18 mA
propagation delay (tpd)24 ns
Certification statusNot Qualified
Maximum seat height5.08 mm
Maximum supply voltage (Vsup)5.25 V
Minimum supply voltage (Vsup)4.75 V
Nominal supply voltage (Vsup)5 V
surface mountNO
technologyTTL
Temperature levelCOMMERCIAL
Terminal formTHROUGH-HOLE
Terminal pitch2.54 mm
Terminal locationDUAL
Maximum time at peak reflow temperatureNOT SPECIFIED
width7.62 mm
Base Number Matches1

SN74LS257BN3 Related Products

SN74LS257BN3 SN74S257N3 SN74LS258BN3 SNJ54LS258BW
Description Quadruple 2-Line To 1-Line Data Selectors/Multiplexers With 3-State Outputs 16-PDIP 0 to 70 Quadruple 2-Line To 1-Line Data Selectors/Multiplexers With 3-State Outputs 16-PDIP 0 to 70 Quadruple 2-Line To 1-Line Data Selectors/Multiplexers With 3-State Outputs 16-PDIP 0 to 70 Quadruple 2-Line To 1-Line Data Selectors/Multiplexers 16-CFP -55 to 125
Brand Name Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Is it lead-free? Contains lead Contains lead Contains lead Contains lead
Is it Rohs certified? incompatible incompatible incompatible incompatible
Parts packaging code DIP DIP DIP DFP
package instruction DIP, DIP16,.3 PLASTIC, MS-001BB, DIP-16 PLASTIC, DIP-16 DFP, FL16,.3
Contacts 16 16 16 16
Reach Compliance Code not_compliant not_compliant not_compliant not_compliant
series LS S LS LS
JESD-30 code R-PDIP-T16 R-PDIP-T16 R-PDIP-T16 R-GDFP-F16
length 19.305 mm 19.305 mm 19.305 mm 10.2 mm
Load capacitance (CL) 45 pF 15 pF 45 pF 45 pF
Logic integrated circuit type MULTIPLEXER MULTIPLEXER MULTIPLEXER MULTIPLEXER
Number of functions 4 4 4 4
Number of entries 2 2 2 2
Output times 1 1 1 1
Number of terminals 16 16 16 16
Maximum operating temperature 70 °C 70 °C 70 °C 125 °C
Output characteristics 3-STATE 3-STATE 3-STATE 3-STATE
Output polarity TRUE TRUE INVERTED INVERTED
Package body material PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY CERAMIC, GLASS-SEALED
encapsulated code DIP DIP DIP DFP
Encapsulate equivalent code DIP16,.3 DIP16,.3 DIP16,.3 FL16,.3
Package shape RECTANGULAR RECTANGULAR RECTANGULAR RECTANGULAR
Package form IN-LINE IN-LINE IN-LINE FLATPACK
Peak Reflow Temperature (Celsius) NOT SPECIFIED NOT SPECIFIED NOT SPECIFIED NOT SPECIFIED
power supply 5 V 5 V 5 V 5 V
Maximum supply current (ICC) 18 mA 93 mA 15 mA 15 mA
propagation delay (tpd) 24 ns 15 ns 24 ns 24 ns
Certification status Not Qualified Not Qualified Not Qualified Not Qualified
Maximum seat height 5.08 mm 5.08 mm 5.08 mm 2.03 mm
Maximum supply voltage (Vsup) 5.25 V 5.25 V 5.25 V 5.5 V
Minimum supply voltage (Vsup) 4.75 V 4.75 V 4.75 V 4.5 V
Nominal supply voltage (Vsup) 5 V 5 V 5 V 5 V
surface mount NO NO NO YES
technology TTL TTL TTL TTL
Temperature level COMMERCIAL COMMERCIAL COMMERCIAL MILITARY
Terminal form THROUGH-HOLE THROUGH-HOLE THROUGH-HOLE FLAT
Terminal pitch 2.54 mm 2.54 mm 2.54 mm 1.27 mm
Terminal location DUAL DUAL DUAL DUAL
Maximum time at peak reflow temperature NOT SPECIFIED NOT SPECIFIED NOT SPECIFIED NOT SPECIFIED
width 7.62 mm 7.62 mm 7.62 mm 6.73 mm
MaximumI(ol) 0.024 A - 0.024 A 0.012 A
Base Number Matches 1 1 1 -
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