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TCA9543ADR.B Datenblatt(PDF) 3 Page - Texas Instruments

Teilenummer TCA9543ADR.B
Bauteilbeschribung  TCA9543A Low Voltage 2-Channel I2C Bus Switch With Interrupt Logic And Reset
PDF  34 Pages
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Hersteller  TI2 [Texas Instruments]
Direct Link  https://www.ti.com
Logo TI2 - Texas Instruments

TCA9543ADR.B Datenblatt(HTML) 3 Page - Texas Instruments

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1
A0
14
VCC
2
A1
13
SDA
3
RE SET
12
SCL
4
INT0
11
INT
5
SD0
10
SC1
6
SC0
9
SD1
7
GND
8
INT1
No t to scale
1
A0
14
VCC
2
A1
13
SDA
3
RE SET
12
SCL
4
INT0
11
INT
5
SD0
10
SC1
6
SC0
9
SD1
7
GND
8
INT1
No t to scale
3
TCA9543A
www.ti.com
SCPS206B – MARCH 2014 – REVISED NOVEMBER 2019
Product Folder Links: TCA9543A
Submit Documentation Feedback
Copyright © 2014–2019, Texas Instruments Incorporated
5 Pin Configuration and Functions
D Package
SOIC 14 Pins
Top View
PW Package
TSSOP 14 Pins
Top View
(1)
VDPUX is the pull-up reference voltage for the associated data line. VDPUM is the master I
2C reference voltage while V
DPU0 and VDPU1 are
the slave channel reference voltages.
Pin Functions
PIN
DESCRIPTION
NO.
NAME
1
A0
Address input 0. Connect directly to VCC or ground.
2
A1
Address input 1. Connect directly to VCC or ground.
3
RESET
Active-low reset input. Connect to VCC or VDPUM
(1) through a pull-up resistor, if not used.
4
INT0
Active-low interrupt input 0. Connect to VDPU0
(1) through a pull-up resistor.
5
SD0
Serial data 0. Connect to VDPU0
(1) through a pull-up resistor.
6
SC0
Serial clock 0. Connect to VDPU0
(1) through a pull-up resistor.
7
GND
Ground
8
INT1
Active-low interrupt input 1. Connect to VDPU1
(1) through a pull-up resistor.
9
SD1
Serial data 1. Connect to VDPU1
(1) through a pull-up resistor.
10
SC1
Serial clock 1. Connect to VDPU1
(1) through a pull-up resistor.
11
INT
Active-low interrupt output. Connect to VDPUM
(1) through a pull-up resistor.
12
SCL
Serial clock line. Connect to VDPUM
(1) through a pull-up resistor.
13
SDA
Serial data line. Connect to VDPUM
(1) through a pull-up resistor.
14
VCC
Supply power



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