PCA9670D datasheet(2/28 Pages) NXP

2 / 28 page

PCA9670_2

Product data sheet

Rev. 02 — 17 July 2007

2 of 28

NXP Semiconductors

PCA9670

Remote 8-bit I/O expander for Fm+ I2C-bus with reset

Applications

I LED signs and displays

I Servers

I Industrial control

I Medical equipment

I PLCs

I Cellular telephones

I Gaming machines

I Instrumentation and test measurement

Ordering information

Block diagram

Table 1.

Ordering information

Type number

Topside

mark

Package

Name

Description

Version

PCA9670BS

670

HVQFN16

plastic thermal enhanced very thin quad ﬂat package; no leads;

16 terminals; body 3

× 3 × 0.85 mm

SOT758-1

PCA9670D

SO16

plastic small outline package; 16 leads; body width 7.5 mm

SOT162-1

PCA9670PW

PCA9670

TSSOP16

plastic thin shrink small outline package; 16 leads;

body width 4.4 mm

SOT403-1

Fig 1.

Block diagram of PCA9670

002aac256

RESET

I2C-BUS

CONTROL

PCA9670

AD0

AD1

AD2

INPUT

FILTER

SHIFT

SDA

SCL

8 BITS

write pulse

read pulse

POWER-ON

RESET

VDD

VSS

I/O

PORT

P0 to P7

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