PCA9698BS,118

PCA9698

All information provided in this document is subject to legal disclaimers.

© NXP B.V. 2010. All rights reserved.

Product data sheet

Rev. 3 — 3 August 2010 

31 of 48

NXP Semiconductors

PCA9698

40-bit Fm+ I

2

C-bus advanced I/O port with RESET, OE and INT

9. Application 

design-in 

information

 

Device address configured as ‘0100 000x’ for this example.

IO0_0, IO0_2, IO0_3, IO1_0 to IO3_7 are configured as outputs.

IO0_1, IO0_4, IO4_0 to IO4_7 are configured as inputs.

Fig 25. Typical application

PCA9698

IO0_0

IO0_1

SCL

SDA

V

DD

002aab954

SCL

SDA

1.6 k

Ω

IO0_2

IO0_3

V

DD

V

SS

MASTER

CONTROLLER

V

SS

V

DD

2 k

Ω

SUBSYSTEM 1

(e.g., temp. sensor)

INT

SUBSYSTEM 2

(e.g., counter)

RESET

controlled switch
(e.g., CBT device)

A

B

enable

RESET

INT/SMBALERT

OE

5 V

1.6 k

Ω

RESET

INT

OE

1.1 k

Ω

(optional)

2 k

Ω

1.1 k

Ω

(optional)

SUBSYSTEM 3

(e.g., alarm system)

ALARM

IO0_4

IO0_5

V

DD

IO1_0

IO3_7

24 LED MATRIX

IO4_0

IO4_7

ALPHANUMERIC

KEYPAD

AD2

AD1

AD0

PCA9698BS,118 Datasheet Related Products:
PCA9698BS,118 Information:
Part No.
PCA9698BS,118
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/
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