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TCA9534PWR

16-Pin TCA9534PWR in TSSOP format, featuring I2C/SMBus interface at 100kHz and 400kHz speeds, compatible with 5.5V voltage levels

Hersteller:

Texas Instruments
Herstellerteil #:

TCA9534PWR
Datenblatt:

TCA9534PWR Datenblatt (PDF)
Programmable:

Not Verified
Number of I/O:

8
Interface:

I²C
Interrupt Output:

Yes
EDA/CAD Modelle:

Fordern Sie kostenlose CAD-Modelle für an TCA9534PWR

Email: [email protected]

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Tel: +852 95804164

TCA9534PWR Allgemeine Beschreibung

The TCA9534PWR is part of Texas Instruments' family of I2C-bus I/O expanders. It provides additional digital I/O pins that can be controlled and monitored via the I2C communication protocol. This device is particularly useful when the number of available GPIO pins on a microcontroller is limited.

Hauptmerkmale

ESD Protection Exceeds JESD 22
- 2000-V Human-Body Model (A114-A)
- 1000-V Charged-Device Model (C101)
Low Standby Current Consumption
IC to Parallel Port Expander
Open-Drain Active-Low Interrupt Output
Operating Power-Supply Voltage Range of 1.65 V to 5.5 V
5-V Tolerant I/O Ports
400-kHz Fast IC Bus
Three Hardware Address Pins Allow up to Eight Devices on the IC/SMBus
Input and Output Configuration Register
Polarity Inversion Register
Internal Power-On Reset
Power-Up With All Channels Configured as Inputs
No Glitch on Power Up
Noise Filter on SCL/SDA Inputs
Latched Outputs With High-Current Drive Maximum Capability for Directly Driving LEDs
Latch-Up Performance Exceeds 100 mA Per JESD 78, Class II

Anwendung

Microcontroller I/O Expansion: Extending the number of available I/O pins on microcontrollers that have limited GPIO resources.
Keypad Scanning: Simplifying the interface with keypads and matrix switches.
LED Control: Controlling multiple LEDs individually or in patterns.
Digital Sensors: Connecting and monitoring digital sensors or switches.
Signal Multiplexing: Enabling signal multiplexing and selection in instrumentation and data acquisition systems.
System Monitoring: Reading and monitoring digital signals from various parts of a system.
Remote Control: Implementing remote control functions with digital I/O.
Industrial Automation: Utilizing digital I/O for controlling and monitoring industrial equipment.

Spezifikationen

Category	Integrated Circuits (ICs)InterfaceI/O Expanders	Series	-
Programmable	Not Verified	Number of I/O	8
Interface	I²C	Interrupt Output	Yes
Features	-	Output Type	Push-Pull
Current - Output Source/Sink	10mA, 25mA	Clock Frequency	400 kHz
Voltage - Supply	1.65V ~ 5.5V	Operating Temperature	-40°C ~ 85°C
Mounting Type	Surface Mount	Base Product Number	TCA9534
Number of I/Os	8	Supply voltage (min) (V)	1.65
Supply voltage (max) (V)	5.5	Addresses	8
Rating	Catalog	Frequency (max) (MHz)	0.4
Operating temperature range (°C)	-40 to 85

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