SN54125, SN54126, SN54LS125A, SN54LS126A,

SN74125, SN74126, SN74LS125A, SN74LS126A

QUADRUPLE BUS BUFFERS WITH 3-STATE OUTPUTS

SDLS044A – DECEMBER 1983 – REVISED MARCH 2002

2

POST OFFICE BOX 655303

ORDERING INFORMATION

TA

PACKAGE†

ORDERABLE

PART NUMBER

TOP-SIDE

MARKING

PDIP

N

Tube

SN74LS125AN

SN74LS125AN

PDIP – N

Tube

SN74LS126AN

SN74LS126AN

Tube

SN74LS125AD

LS125A

0

°Cto70°C

SOIC

D

Tape and reel

SN74LS125ADR

LS125A

0

°C to 70°C

SOIC – D

Tube

SN74LS126AD

LS126A

Tape and reel

SN74LS126ADR

LS126A

SOP

NS

Tape and reel

SN74LS125ANSR

74LS125A

SOP – NS

Tape and reel

SN74LS126ANSR

74LS126A

CDIP

J

Tube

SN54LS125AJ

SN54LS125AJ

55

°Cto125°C

CDIP – J

Tube

SNJ54LS125AJ

SNJ54LS125AJ

–55

°C to 125°C

CFP – W

Tube

SNJ54LS125AW

SNJ54LS125AW

LCCC – FK

Tube

SNJ54LS125AFK

SNJ54LS125AFK

† Package drawings, standard packing quantities, thermal data, symbolization, and PCB design guidelines are

available at www.ti.com/sc/package.

logic diagram (each gate)

AY

Y = A

G

’125, ’LS125A

AY

G

’126, ’LS126A

The SN54125, SN54126, SN74125,

SN74126, and SN54LS126A are

obsolete and are no longer supplied.