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SN74LVC257AD

Texas InstrumentsExtended

-40℃~+85℃ 1.65V~3.6V 10uA 24mA 24mA 4.6ns@3.3V,50pF 74LVC 8/4 Multiplexer Output enable high-impedance、Level shifting Single Supply SOIC-16 Signal Switches, Multiplexers, Decoders ROHS

Part id
ti/SN74LVC257AD
Category
Signal Switches, Multiplexers, Decoders
Package
SOIC-16
Pins
16
In stock
86 at JLCPCB (C2674492)

Overview

The SN74LVC257AD is a signal Switches, Multiplexers, Decoder made by Texas Instruments in a SOIC-16 package with 16 pins. -40℃~+85℃ 1.65V~3.6V 10uA 24mA 24mA 4.6ns@3.3V,50pF 74LVC 8/4 Multiplexer Output enable high-impedance、Level shifting Single Supply SOIC-16 Signal Switches, Multiplexers, Decoders ROHS.

PCBKit's library has its KiCad symbol (74xx:74LS257, from KiCad's library) and its footprint (Package_SO:SOIC-16_3.9x9.9mm_P1.27mm, from KiCad's library), ready for a KiCad board. 86 are in stock at JLCPCB (part C2674492).

Symbol

1S2I0a3I1a4Za5I0b6I1b7Zb8GND9Zd10I1d11I0d12Zc13I1c14I0c15OE16VCC
74xx:74LS257From KiCad's library

Footprint

12345678910111213141516
Package_SO:SOIC-16_3.9x9.9mm_P1.27mmFrom KiCad's library

Pinout

16
The pins of the SN74LVC257AD
PinNameType
1SInput
2I0aInput
3I1aInput
4ZaTri-state
5I0bInput
6I1bInput
7ZbTri-state
8GNDPower in
9ZdTri-state
10I1dInput
11I0dInput
12ZcTri-state
13I1cInput
14I0cInput
15OEInput
16VCCPower in

Parts like it

8

Questions

Is there a KiCad symbol and footprint for the SN74LVC257AD?

Yes. The symbol is 74xx:74LS257 and the footprint Package_SO:SOIC-16_3.9x9.9mm_P1.27mm, both drawn on this page. PCBKit places them on a board for you when you design with it.

What package is the SN74LVC257AD?

SOIC-16, with 16 pins. Its footprint is drawn on this page.

Where is the SN74LVC257AD datasheet?

Texas Instruments publishes it: the Datasheet link on this page opens it.

Where can I order the SN74LVC257AD?

JLCPCB lists it as part C2674492, with 86 in stock; the sellers' links on this page open their listings.

What can replace the SN74LVC257AD?

Parts like it in the library: the 74HC4053M/TR by HGSEMI, the SN74HC138D by Texas Instruments, the 74HC138D by JSMSEMI and the MC74HC138AD by onsemi. Check their datasheets: a part that fits the footprint may still differ in its ratings.