Datasheets
DM74LS257BM by:

Multiplexer, LS Series, 4-Func, 2 Line Input, 1 Line Output, True Output, TTL, PDSO16, 0.150 INCH, MS-012, SOIC-16

Part Details for DM74LS257BM by Fairchild Semiconductor Corporation

Overview of DM74LS257BM by Fairchild Semiconductor Corporation

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Part Details for DM74LS257BM

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DM74LS257BM Part Data Attributes:

DM74LS257BM Fairchild Semiconductor Corporation
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DM74LS257BM Fairchild Semiconductor Corporation Multiplexer, LS Series, 4-Func, 2 Line Input, 1 Line Output, True Output, TTL, PDSO16, 0.150 INCH, MS-012, SOIC-16
Rohs Code No
Part Life Cycle Code Obsolete
Ihs Manufacturer FAIRCHILD SEMICONDUCTOR CORP
Part Package Code SOIC
Package Description SOP, SOP16,.25
Pin Count 16
Reach Compliance Code unknown
HTS Code 8542.39.00.01
Family LS
JESD-30 Code R-PDSO-G16
JESD-609 Code e0
Length 9.9 mm
Logic IC Type MULTIPLEXER
Max I(ol) 0.024 A
Number of Functions 4
Number of Inputs 2
Number of Outputs 1
Number of Terminals 16
Operating Temperature-Max 70 °C
Operating Temperature-Min
Output Characteristics 3-STATE
Output Polarity TRUE
Package Body Material PLASTIC/EPOXY
Package Code SOP
Package Equivalence Code SOP16,.25
Package Shape RECTANGULAR
Package Style SMALL OUTLINE
Power Supply Current-Max (ICC) 19 mA
Prop. Delay@Nom-Sup 18 ns
Propagation Delay (tpd) 42 ns
Qualification Status Not Qualified
Seated Height-Max 1.75 mm
Supply Voltage-Max (Vsup) 5.25 V
Supply Voltage-Min (Vsup) 4.75 V
Supply Voltage-Nom (Vsup) 5 V
Surface Mount YES
Technology TTL
Temperature Grade COMMERCIAL
Terminal Finish TIN LEAD
Terminal Form GULL WING
Terminal Pitch 1.27 mm
Terminal Position DUAL
Width 3.9 mm

Alternate Parts for DM74LS257BM

This table gives cross-reference parts and alternative options found for DM74LS257BM. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of DM74LS257BM, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Description Manufacturer Compare
N74LS257AD Multiplexer, LS Series, 4-Func, 2 Line Input, 1 Line Output, True Output, TTL, PDSO16, YAGEO Corporation DM74LS257BM vs N74LS257AD
T74LS257AM1 LS SERIES, QUAD 2 LINE TO 1 LINE MULTIPLEXER, TRUE OUTPUT, PDSO16, SO-16 STMicroelectronics DM74LS257BM vs T74LS257AM1
HD74LS257RP-EL LS SERIES, QUAD 2 LINE TO 1 LINE MULTIPLEXER, TRUE OUTPUT, PDSO16, FP-16DN Renesas Electronics Corporation DM74LS257BM vs HD74LS257RP-EL
SN74LS257BD LS SERIES, QUAD 2 LINE TO 1 LINE MULTIPLEXER, TRUE OUTPUT, PDSO16, SOIC-16 Motorola Mobility LLC DM74LS257BM vs SN74LS257BD
HD74LS257RP-EL Multiplexer, LS Series, 4-Func, 2 Line Input, 1 Line Output, True Output, TTL, PDSO16, FP-16DN Hitachi Ltd DM74LS257BM vs HD74LS257RP-EL
SN74LS257BDRE4 LS SERIES, QUAD 2 LINE TO 1 LINE MULTIPLEXER, TRUE OUTPUT, PDSO16, GREEN, PLASTIC, SOIC-16 Texas Instruments DM74LS257BM vs SN74LS257BDRE4
SN74LS257BDR2 LS SERIES, QUAD 2 LINE TO 1 LINE MULTIPLEXER, TRUE OUTPUT, PDSO16, PLASTIC, SOIC-16 onsemi DM74LS257BM vs SN74LS257BDR2
DM74LS257BMX Multiplexer, LS Series, 4-Func, 2 Line Input, 1 Line Output, True Output, TTL, PDSO16, PLASTIC, SOP-16 Fairchild Semiconductor Corporation DM74LS257BM vs DM74LS257BMX
SN74LS257BDR2 LS SERIES, QUAD 2 LINE TO 1 LINE MULTIPLEXER, TRUE OUTPUT, PDSO16, PLASTIC, SOIC-16 Motorola Mobility LLC DM74LS257BM vs SN74LS257BDR2
HD74LS257RP LS SERIES, QUAD 2 LINE TO 1 LINE MULTIPLEXER, TRUE OUTPUT, PDSO16, FP-16DN Renesas Electronics Corporation DM74LS257BM vs HD74LS257RP
Part Number Description Manufacturer Compare
SN74LS257BDRE4 LS SERIES, QUAD 2 LINE TO 1 LINE MULTIPLEXER, TRUE OUTPUT, PDSO16, GREEN, PLASTIC, SOIC-16 Texas Instruments DM74LS257BM vs SN74LS257BDRE4
SN74LS257D LS SERIES, QUAD 2 LINE TO 1 LINE MULTIPLEXER, TRUE OUTPUT, PDSO16, PLASTIC, SOIC-16 onsemi DM74LS257BM vs SN74LS257D
HD74LS257FPEL LS SERIES, QUAD 2 LINE TO 1 LINE MULTIPLEXER, TRUE OUTPUT, PDSO16, 5.5 X 10.06 MM, 1.27 MM PITCH, PLASTIC, SOP-16 Renesas Electronics Corporation DM74LS257BM vs HD74LS257FPEL
N74LS257AD Multiplexer, LS Series, 4-Func, 2 Line Input, 1 Line Output, True Output, TTL, PDSO16, YAGEO Corporation DM74LS257BM vs N74LS257AD
HD74LS257RP-EL LS SERIES, QUAD 2 LINE TO 1 LINE MULTIPLEXER, TRUE OUTPUT, PDSO16, FP-16DN Renesas Electronics Corporation DM74LS257BM vs HD74LS257RP-EL
SN74LS257BDR2 LS SERIES, QUAD 2 LINE TO 1 LINE MULTIPLEXER, TRUE OUTPUT, PDSO16, PLASTIC, SOIC-16 onsemi DM74LS257BM vs SN74LS257BDR2
DM74LS257BMX Multiplexer, LS Series, 4-Func, 2 Line Input, 1 Line Output, True Output, TTL, PDSO16, PLASTIC, SOP-16 Fairchild Semiconductor Corporation DM74LS257BM vs DM74LS257BMX
T74LS257AM1 LS SERIES, QUAD 2 LINE TO 1 LINE MULTIPLEXER, TRUE OUTPUT, PDSO16, SO-16 STMicroelectronics DM74LS257BM vs T74LS257AM1
SN74LS257BDR Quadruple 2-Line To 1-Line Data Selectors/Multiplexers With 3-State Outputs 16-SOIC 0 to 70 Texas Instruments DM74LS257BM vs SN74LS257BDR
SN74LS257BDG4 Quadruple 2-Line To 1-Line Data Selectors/Multiplexers With 3-State Outputs 16-SOIC 0 to 70 Texas Instruments DM74LS257BM vs SN74LS257BDG4

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