PCA9501D datasheet(2/28 Pages) NXP

Part #	PCA9501D

Description	8-bit I2C-bus and SMBus I/O port with interrupt, 2-kbit EEPROM and 6 address pins

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Manufacturer	NXP [NXP Semiconductors]

Direct Link	http://www.nxp.com

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PCA9501_4

Product data sheet

Rev. 04 — 10 February 2009

2 of 28

NXP Semiconductors

PCA9501

8-bit I2C-bus and SMBus I/O port with interrupt, 2-kbit EEPROM

I Low standby current

I Operating power supply voltage range of 2.5 V to 3.6 V

I 5 V tolerant inputs/outputs

I 0 Hz to 400 kHz clock frequency

I ESD protection exceeds 2000 V HBM per JESD22-A114, 200 V MM per

JESD22-A115 and 1000 V CDM per JESD22-C101

I Latch-up testing is done to JEDEC Standard JESD78 which exceeds 100 mA

I Packages offered: SO20, TSSOP20, HVQFN20

3.

Applications

I Board version tracking and conﬁguration

I Board health monitoring and status reporting

I Multi-card systems in telecom, networking, and base station infrastructure equipment

I Field recall and troubleshooting functions for installed boards

I General-purpose integrated I/O with memory

I Replacement for PCF8574 with integrated 2-kbit EEPROM

I Bus master sees GPIO and EEPROM as two separate devices

I Six hardware address pins allow up to 64 PCA9501s to be located in the same

I2C-bus/SMBus

4.

Ordering information

4.1 Ordering options

Table 1.

Ordering information

Type number

Package

Name

Description

Version

PCA9501D

SO20

plastic small outline package; 20 leads;

body width 7.5 mm

SOT163-1

PCA9501PW

TSSOP20

plastic thin shrink small outline package; 20 leads;

body width 4.4 mm

SOT360-1

PCA9501BS

HVQFN20

plastic thermal enhanced very thin quad ﬂat package;

no leads; 20 terminals; body 5

× 5 × 0.85 mm

SOT662-1

Table 2.

Ordering options

Type number

Topside mark

Temperature range

PCA9501D

−40 °C to +85 °C

PCA9501PW

PCA9501

−40 °C to +85 °C

PCA9501BS

9501

−40 °C to +85 °C

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