Texas Instruments · Signal Switches, Multiplexers, Decoders
SN74LS257BDR
Texas Instruments Signal Switches, Multiplexers, Decoders · SOIC-16
Request a quote for SN74LS257BDRThe SN74LS257BDR is a Signal Switches, Multiplexers, Decoders from Texas Instruments, supplied in a SOIC-16 package. It is listed in our Logic ICs catalog (Processors & Logic).
Key specifications of the SN74LS257BDR: voltage - supply 4.75V~5.25V, current - output high(ioh) 2.6mA, operating temperature 0°C~+70°C, current - output low(iol) 24mA, number of lines 8/4 and propagation delay 15ns@5V,45pF.
PartnerSemi sources the SN74LS257BDR for production, repair and maintenance buyers worldwide. Send the quantity you need and, optionally, a target price; we reply with price, lead time and available date codes, usually within one business day.
Specifications
| Manufacturer part number | SN74LS257BDR |
|---|---|
| Manufacturer | Texas Instruments |
| Product type | Signal Switches, Multiplexers, Decoders |
| Category | Logic ICs |
| Package / case | SOIC-16 |
| Current - Output High(IOH) | 2.6mA |
| Current - Output Low(IOL) | 24mA |
| Function | Output enable high-impedance, Tri-state output |
| Number of lines | 8/4 |
| Operating temperature | 0°C~+70°C |
| Propagation Delay | 15ns@5V,45pF |
| Quiescent Current | 13mA |
| Type | Multiplexer |
| Voltage - Supply | 4.75V~5.25V |
| Voltage Supply Source | Single Supply |
Specifications are indicative and taken from public catalog data; always verify against the manufacturer's datasheet.
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| SN74LS245NSR | Buffers, Drivers, Receivers, Transceivers | |
| SN74LS251 | logic IC | |
| SN74LS253 | logic IC | |
| SN74LS257B | logic IC | |
| SN74LS258B | logic IC | |
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Similar part numbers from other manufacturers
Similar numbering only — not a confirmed equivalent. Ask us to check compatibility.
| Part number | Manufacturer | Type | |
|---|---|---|---|
| SN74LS670N | onsemi | Specialty Logic | |
| SN74LS00N(LX) | lingxingic | Logic Gates | |
| SN74LS01N(LX) | lingxingic | Logic Gates | |
| SN74LS02N(LX) | lingxingic | Logic Gates | |
| SN74LS04N(LX) | lingxingic | Inverters | |
| SN74LS06N(LX) | lingxingic | Inverters | |
| SN74LS08N(LX) | lingxingic | Logic Gates | |
| SN74LS10N(LX) | lingxingic | Logic Gates |
Frequently asked questions
What is the SN74LS257BDR?
The SN74LS257BDR is a Signal Switches, Multiplexers, Decoders from Texas Instruments, supplied in a SOIC-16 package. It is listed in our Logic ICs catalog (Processors & Logic).
What are the specifications of the SN74LS257BDR?
Current - Output High(IOH): 2.6mA; Current - Output Low(IOL): 24mA; Function: Output enable high-impedance, Tri-state output; Number of lines: 8/4; Operating temperature: 0°C~+70°C; Propagation Delay: 15ns@5V,45pF; Quiescent Current: 13mA; Type: Multiplexer; Voltage - Supply: 4.75V~5.25V; Voltage Supply Source: Single Supply.
What package is the SN74LS257BDR in?
The SN74LS257BDR is listed in a SOIC-16 package.
Which part numbers are similar to the SN74LS257BDR?
Similar part numbers in our catalog include SN74LS670N (onsemi), SN74LS00N(LX) (lingxingic), SN74LS01N(LX) (lingxingic), SN74LS02N(LX) (lingxingic), SN74LS04N(LX) (lingxingic) and SN74LS06N(LX) (lingxingic). Similar numbering does not guarantee compatibility; check the datasheets or ask us to confirm.
How can I buy the SN74LS257BDR?
Request a quote from PartnerSemi at https://www.partnersemi.com/rfq/?mpn=SN74LS257BDR&brand=Texas%20Instruments or email info@partnersemi.com with the part number and quantity. Price, availability and lead time are confirmed per request; we ship worldwide from the Netherlands.