PCA9511ADP datasheet(2/23 Pages) PHILIPS

2 / 23 page

9397 750 13269

Product data sheet

Rev. 01 — 15 August 2005

2 of 23

Philips Semiconductors

PCA9511A

Hot swappable I2C-bus and SMBus bus buffer

Feature selection

Ordering information

[1]

Also known as ‘MSOP8’.

Standard packing quantities and other packaging data are available at

www.standardics.philips.com/packaging/.

Table 1:

Feature selection chart

Feature

PCA9510A PCA9511A PCA9512A PCA9513A PCA9514A

idle detect

yes

high-impedance SDA, SCL pins for VCC = 0 V

yes

rise time accelerator circuitry on SDAn and SCLn lines

yes

rise time accelerator circuitry hardware disable pin for

lightly loaded systems

--yes

rise time accelerator threshold 0.8 V versus 0.6 V

improves noise margin

---yes

yes

ready open-drain output

yes

two VCC pins to support 5 V to 3.3 V level translation with

improved noise margins

--yes

1 V precharge on all SDA and SCL lines

in only

yes

µA current source on SCLIN and SDAIN for PICMG

applications

---yes

Table 2:

Ordering information

Tamb = −40 °C to +85 °C

Type number

Topside

mark

Package

Name

Description

Version

PCA9511AD

PA9511A

SO8

plastic small outline package; 8 leads; body width 3.9 mm

SOT96-1

PCA9511ADP

9511A

TSSOP8 [1]

plastic thin shrink small outline package; 8 leads; body width 3 mm SOT505-1

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