PCA9511AD-112 Datasheet, PDF (2/24 Pages) NXP Semiconductors – Hot swappable I2C-bus and SMBus bus buffer Rev. 04 — 19 August 2009

NXP Semiconductors
PCA9511A
Hot swappable I²C-bus and SMBus bus buffer
3. Applications
I cPCI, VME, AdvancedTCA cards and other multipoint backplane cards that are
required to be inserted or removed from an operating system
4. Feature selection
Table 1. Feature selection chart
Feature
PCA9510A PCA9511A PCA9512A PCA9513A PCA9514A
idle detect
yes
yes
yes
yes
yes
high-impedance SDA, SCL pins for V_CC = 0 V
yes
yes
yes
yes
yes
rise time accelerator circuitry on SDAn and SCLn lines -
yes
yes
yes
yes
rise time accelerator circuitry hardware disable pin for -
-
yes
-
-
lightly loaded systems
rise time accelerator threshold 0.8 V versus 0.6 V
-
-
-
yes
yes
improves noise margin
ready open-drain output
yes
yes
-
yes
yes
two V_CC pins to support 5 V to 3.3 V level translation with -
-
yes
-
-
improved noise margins
1 V precharge on all SDA and SCL lines
in only
yes
yes
-
-
92 µA current source on SCLIN and SDAIN for PICMG -
-
-
yes
-
applications
5. Ordering information
Table 2. Ordering information
T_amb = −40 °C to +85 °C
Type number Topside
mark
Package
Name
PCA9511AD PA9511A SO8
PCA9511ADP 9511A
TSSOP8^[1]
Description
plastic small outline package; 8 leads; body width 3.9 mm
plastic thin shrink small outline package; 8 leads;
body width 3 mm
[1] Also known as ‘MSOP8’.
Version
SOT96-1
SOT505-1
PCA9511A_4
Product data sheet
Rev. 04 — 19 August 2009
© NXP B.V. 2009. All rights reserved.
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