PCA8575 | NXP Semiconductors

Remote 16-Bit I/O Expander for I²C-Bus with Interrupt

Block Diagram

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PCA8575 Block Diagram

PCA8575 Block Diagram

Block diagram: PCA8575BQ, PCA8575BS, PCA8575D, PCA8575DB, PCA8575DK, PCA8575PW

Features

System Features

  • 400 kHz I²C-bus interface
  • 2.3 V to 5.5 V operation with 5.5 V tolerant I/Os
  • 16-bit remote I/O pins that default to inputs at power-up
  • Latched outputs with 25 mA sink capability for directly driving LEDs
  • Total package sink capability of 400 mA
  • Active LOW open-drain interrupt output
  • 8 programmable target addresses using 3 address pins
  • Readable device ID (manufacturer, device type, and revision)
  • Low standby current (10 uA max.)
  • -40 Cel to +85 Cel operation
  • ESD protection exceeds 2000 V HBM per JESD22-A114, 200 V MM per JESD22-A115, and 1000 V CDM per JESD22-C101
  • Latch-up testing is done to JEDEC standard JESD78 which exceeds 100 mA
  • Packages offered: SO24, SSOP24 (QSOP24), TSSOP24, HVQFN24, DHVQFN24

Buy/Parametrics

2 results

Include 0 NRND

Order

CAD Model

Status

Budgetary Price excluding tax

No of bits

VDD [min]

VDD [max]

Over volt tolerant

No of supplies

Standby current [typ] (µA)

Max Sink Current per bit (mA)

Max Sink Current, per package (mA)

Source Current per bit (mA)

Interrupt output pin

Output mode

Internal pull-up resistor per bit (kOhm)

I2C-bus (kHz)

Footprint body and leads

Package Type

Operating Temperature (°C)

No of Addresses

Active

1K @ US$0.69

16

2.3

5.5

Y

1

2.5

25

400

0.1

Y

Quasi

Int I source

400

16.81

HVQFN24

-40~85

8

Active

1K @ US$0.69

16

2.3

5.5

Y

1

2.5

25

400

0.1

Y

Quasi

Int I source

400

66.36

SSOP24

-40~85

8

Documentation

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1-10 of 16 documents

Compact List

Application Note (2)
Brochure (2)
Data Sheet (1)
Package Information (4)
Packing Information (4)
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Design Files

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1 design file

Engineering Services

1 engineering service

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