PCA9698BS,118

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PCA

969

8

A

ll i

n

for
m

at

ion
 pr
ovi
ded

 in 
this

 do

cum

ent i

s

 sub

jec
t to 

leg
a

l d
is

c

la

im
er

s.

©

 NXP

 B.V

. 2010.

 Al
l r

ig

h

ts

 r

e

s

e

rv

ed.

Produ

ct d

a

ta

 sheet

Rev

. 3 — 3 A

ugu

st 2

010 

26 o

f 48

N

X

P Semi

conductor

s

PCA9698

40
-b

it

 F

m

+

 I

2

C-bus advanced 

I/O port with 

RESET

, O
E

 and 

INT

OE is LOW (with OEPOL = 0) or HIGH (with OEPOL = 1) to observe a change in the outputs.

If more than 5 bytes are written, previous data are overwritten.

Fig 15. Write to the 5 output ports

002aab944

S

1 0 0 0 1 0 0 0

A6 A5 A4 A3 A2 A1 A0 0 A

slave address

R/W

START condition

command register

AI = 1

Output Port

register bank 0

is selected

A

acknowledge
from slave

DATA BANK 0 A

acknowledge
from slave

DATA BANK 1

acknowledge

from slave

A

acknowledge
from slave

DATA BANK 2 A

acknowledge
from slave

DATA BANK 3 A

acknowledge
from slave

DATA BANK 4

P

STOP
condition

A

acknowledge

from slave

SDA

t

v(Q)

write to port when OCH = 0

data out from port when OCH = 0

write to port when OCH = 1

data out from port when OCH = 1

data valid

all banks

data valid

bank 0

data valid

bank 1

data valid

bank 2

data valid

bank 3

data valid

bank 4

t

v(Q)

PCA9698BS,118 Information:
Part No.
PCA9698BS,118

RFQ

Description
IC I/O EXPANDER I2C 40B 56HVQFN
File Size
370946 bytes
Page Size
595.22 x 842 pts (A4)
All Pages
48
Manufacturer
NXP Semiconductors
Homepage
http://www.nxp.com/
Logo
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