PCA9501D 查看數據表（PDF） - NXP Semiconductors.

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PCA9501D

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

NXP Semiconductors. 

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

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; SOT662-1

no leads; 20 terminals; body 5 × 5 × 0.85 mm

4.1 Ordering options

Table 2. Ordering options

Type number

PCA9501D

PCA9501PW

PCA9501BS

Topside mark

PCA9501D

PCA9501

9501

Temperature range

−40 °C to +85 °C

−40 °C to +85 °C

−40 °C to +85 °C

PCA9501_4

Product data sheet

Rev. 04 — 10 February 2009

© NXP B.V. 2009. All rights reserved.

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