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PCA9546APW Datasheet(PDF) 8 Page - Texas Instruments

Part # PCA9546APW
Description  4-CHANNEL I2C AND SMBus SWITCH WITH RESET FUNCTION
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

PCA9546APW Datasheet(HTML) 8 Page - Texas Instruments

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Absolute Maximum Ratings
(1)
Recommended Operating Conditions
(1)
PCA9546A
4-CHANNEL I2C AND SMBus SWITCH
WITH RESET FUNCTION
SCPS148E – OCTOBER 2005 – REVISED JANUARY 2008
over operating free-air temperature range (unless otherwise noted)
MIN
MAX
UNIT
VCC
Supply voltage range
–0.5
7
V
VI
Input voltage range(2)
–0.5
7
V
II
Input current
±20
mA
IO
Output current
±25
mA
Continuous current through VCC
±100
mA
Continuous current through GND
±100
mA
D package
73
DGV package
120
DW package
57
θ
JA
Package thermal impedance(3)
°C/W
PW package
108
RGV package
51.38
RGY package
50
Ptot
Total power dissipation
400
mW
Tstg
Storage temperature range
–65
150
°C
TA
Operating free-air temperature range
–40
85
°C
(1)
Stresses beyond those listed under "absolute maximum ratings" may cause permanent damage to the device. These are stress ratings
only, and functional operation of the device at these or any other conditions beyond those indicated under "recommended operating
conditions" is not implied. Exposure to absolute-maximum-rated conditions for extended periods may affect device reliability.
(2)
The input negative-voltage and output voltage ratings may be exceeded if the input and output current ratings are observed.
(3)
The package thermal impedance is calculated in accordance with JESD 51-7.
MIN
MAX
UNIT
VCC
Supply voltage
2.3
5.5
V
SCL, SDA
0.7
× V
CC
6
VIH
High-level input voltage
V
A2–A0, RESET
0.7
× V
CC
VCC + 0.5
SCL, SDA
–0.5
0.3
× V
CC
VIL
Low-level input voltage
V
A2–A0, RESET
–0.5
0.3
× V
CC
TA
Operating free-air temperature
–40
85
°C
(1)
All unused inputs of the device must be held at VCC or GND to ensure proper device operation. Refer to the TI application report,
Implications of Slow or Floating CMOS Inputs, literature number SCBA004.
8
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Copyright © 2005–2008, Texas Instruments Incorporated
Product Folder Link(s): PCA9546A


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