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See Technical Specifications

TCA6416ARTWR +BOM

I2C/SMBus Interface 100kHz/400kHz 5.5V 24-Pin WQFN EP T/R

Manufacturer:

Texas Instruments, Inc
Mfr.Part #:

TCA6416ARTWR
Datasheet:

TCA6416ARTWR Datasheet (PDF)
Programmable:

Not Verified
Number Of I/O:

16
Interface:

I²C, SMBus
Interrupt Output:

Yes
EDA/CAD Models:

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TCA6416ARTWR General Description

The TCA6416ARTWR is a specific part number for a 16-bit I2C I/O expander IC (Integrated Circuit) manufactured by Texas Instruments. I/O expanders like the TCA6416ARTWR are used to increase the number of available input/output pins on a microcontroller or other digital devices, making them useful for various applications.

Key Features

AEC-Q100 qualified for automotive applications:
- Temperature grade 1: –40°C to +125°C, T_A
1 LSB INL and DNL (10-bit and 8-bit)
Wide operating range
- Power supply: 1.8 V to 5.5 V
General-purpose Input (GPI) based function trigger
PMBus compatible I²C interface
- Standard, fast, and fast mode plus
- Four slave address options configured using the broadcast address
- 1.62-V V_IH with V_DD = 5.5 V
User-programmable nonvolatile memory (NVM/EEPROM)
- Save and recall all register settings
Programmable waveform generation: Square, triangular, and sawtooth
Pulse-width modulation (PWM) output using triangular waveform and FB pin
Digital slew rate control
Internal reference
Very low power: 0.2 mA at 1.8 V
Flexible startup: High impedance or 10K-GND
Tiny package: 8-pin WSON (2 mm × 2 mm)

Application

Microcontroller-Based Systems
Keypad and Button Interfaces
LED Control
Digital Sensors
Signal Multiplexing
I2C Bus Expander

Specifications

Category	Integrated Circuits (ICs)InterfaceI/O Expanders	Series	-
Programmable	Not Verified	Number of I/O	16
Interface	I²C, SMBus	Interrupt Output	Yes
Features	POR	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	TCA6416
Number of I/Os	16	Supply voltage (min) (V)	1.65
Supply voltage (max) (V)	5.5	Addresses	2
Rating	Catalog	Frequency (max) (MHz)	0.4
Operating temperature range (°C)	-40 to 85