www.ti.com

FEATURES

1

2

3

4

5

6

7

8

16

15

14

13

12

11

10

9

A0

A1

A2

P0

P1

P2

P3

GND

SDA

SCL

INT

P7

P6

P5

P4

DW OR N PACKAGE

(TOP VIEW)

1

2

3

4

5

6

7

8

9

10

20

19

18

17

16

15

14

13

12

11

INT

SCL

NC

SDA

A0

A1

NC

A2

P0

P7

P6

NC

P5

P4

GND

P3

NC

P2

P1

DGV OR PW PACKAGE

(TOP VIEW)

NC – No internal connection

RGY PACKAGE

(TOP VIEW)

1

20

10

11

2

3

4

5

6

7

8

9

19

18

17

16

15

14

13

12

P6

NC

P5

P4

GND

P3

NC

P2

SCL

NC

SDA

A0

A1

NC

A2

NC – No internal connection

RGT PACKAGE

(TOP VIEW)

1

2

3

4

9

10

11

12

GND

P4

P5

P6

V

CC

A0

A1

A2

DESCRIPTION/ORDERING INFORMATION

PCF8574

SCPS068F – JULY 2001 – REVISED OCTOBER 2006

•

Low Standby-Current Consumption of

•

Latched Outputs With High-Current Drive

10

µA Max

Capability for Directly Driving LEDs

•

•

Latch-Up Performance Exceeds 100 mA Per

JESD 78, Class II

•

Open-Drain Interrupt Output

•

Compatible With Most Microcontrollers

operation.

ORDERING INFORMATION

ORDERABLE PART NUMBER

TOP-SIDE MARKING

PCF8574N

PDIP – N

Tube of 25

PCF8574N

PCF8574NE4

QFN – RGT

Reel of 3000

PCF8574RGTR

ZWJ

PCF8574RGYR

QFN – RGY

Reel of 1000

PF574

PCF8574RGYRG4

PCF8574DW

Tube of 40

PCF8574DWE4

SOIC – DW

PCF8574

–40

°C to 85°C

PCF8574DWR

Reel of 2000

PCF8574DWRE4

PCF8574PW

Tube of 70

PCF8574PWE4

TSSOP – PW

PF574

PCF8574PWR

Reel of 2000

PCF8574PWRE4

PCF8574DGVR

TVSOP – DGV

Reel of 2000

PF574

PCF8574DGVRE4

(1)

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

www.ti.com/sc/package.

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.

PRODUCTION DATA information is current as of publication date.

Copyright © 2001–2006, Texas Instruments Incorporated

Products conform to specifications per the terms of the Texas

Instruments standard warranty. Production processing does not

necessarily include testing of all parameters.