SN54LV27A, SN74LV27A

TRIPLE 3INPUT POSITIVENOR GATE

SCES341E − SEPTEMBER 2000 − REVISED APRIL 2005

1

POST OFFICE BOX 655303

Operation

JESD 78, Class II

− 2000-V Human-Body Model (A114-A)

− 200-V Machine Model (A115-A)

− 1000-V Charged-Device Model (C101)

description/ordering information

These triple 3-input positive-NOR gates are

The ’LV27A devices perform the Boolean function

Y = A + B + C or Y = A

• B • C in positive logic.

These

devices

are

fully

specified

for

circuitry

disables

the

outputs,

preventing

damaging current backflow through the devices

when they are powered down.

ORDERING INFORMATION

TA

PACKAGE†

ORDERABLE

PART NUMBER

TOP-SIDE

MARKING

SOIC − D

Tube of 50

SN74LV27AD

LV27A

SOIC − D

Reel of 2500

SN74LV27ADR

LV27A

SOP − NS

Reel of 2000

SN74LV27ANSR

74LV27A

−40

°C to 85°C

SSOP − DB

Reel of 2000

SN74LV27ADBR

LV27A

−40

°C to 85°C

Tube of 90

SN74LV27APW

TSSOP − PW

Reel of 2000

SN74LV27APWR

LV27A

TSSOP − PW

Reel of 250

SN74LV27APWT

LV27A

TVSOP − DGV

Reel of 2000

SN74LV27ADGVR

LV27A

CDIP − J

Tube of 25

SNJ54LV27AJ

SNJ54LV27AJ

−55

°C to 125°C

CFP − W

Tube of 150

SNJ54LV27AW

SNJ54LV27AW

−55 C to 125 C

LCCC − FK

Tube of 55

SNJ54LV27AFK

SNJ54LV27AFK

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

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

Copyright

 2005, Texas Instruments Incorporated

SN54LV27A ...FK PACKAGE

(TOP VIEW)

SN54LV27A ...J OR W PACKAGE

SN74LV27A ... D, DB, DGV, NS, OR PW PACKAGE

(TOP VIEW)

32 1 20 19

910 11 1213

4

5

6

7

8

18

17

16

15

14

1Y

NC

3C

NC

3B

2A

NC

2B

NC

2C

NC − No internal connection

1

2

3

4

5

6

7

14

13

12

11

10

9

8

1A

1B

2A

2B

2C

2Y

GND

1C

1Y

3C

3B

3A

3Y

Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of

Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.

UNLESS OTHERWISE NOTED this document contains PRODUCTION

DATA information current as of publication date. Products conform to

specifications per the terms of Texas Instruments standard warranty.

Production processing does not necessarily include testing of all

parameters.