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CAT9555HT6I-GT2

The ON Semiconductor CAT9555HT6I-GT2 is a 16-bit IO Expander designed for I2C and SMBus interfaces. It operates at clock frequencies up to 400 kHz and features an interrupt output.

✓ Total Stock: 2,000 pcs

CAT9555HT6I-GT2 Available from 1 distributor

✓ Authorised

✓ Non-Authorised

Distributor		Stock	Pricing	MOQ	PKG	Lead Time	Date Code	On Order Quantity	On Order Delivery
Components Technology Group, Inc. ✓ Non-Authorised Inventory information	2,000 pcs On Request	2000 pcs	On Request	1	On Request	On Request	On Request	On Request	On Request

CAT9555HT6I-GT2 Description

Short technical summary and product information.

The CAT9555HT6I-GT2 from ON Semiconductor is a 16-bit I/O expander that supports both I2C and SMBus communication protocols. This device is designed for applications requiring additional digital I/O pins, offering flexibility in system design.

Key electrical specifications include an operating voltage range of 2.3V to 5.5V and a maximum clock frequency of 400 kHz. The expander features an interrupt output, which can signal host processors when I/O status changes, improving system efficiency. It is configured with 16 I/O pins, capable of handling currents up to 10mA or 24mA depending on the configuration.

The device operates within a temperature range of -40°C to 85°C, making it suitable for various environmental conditions. It is supplied in a 24-TQFN (4x4) package, utilizing a surface mount type for integration into printed circuit boards. The package is further described as a 24-WFQFN Exposed Pad, indicating its thermal and electrical performance characteristics.

CAT9555HT6I-GT2 Quick Information

Product Type: IO Expander

Series: CAT9555

Canonical Name: CAT9555HT6I-GT2 16-bit I2C and SMBus I/O Port Expander with Interrupt

Subcategory: Interface

CAT9555HT6I-GT2 Compliance

RoHS Status: RoHS Compliant

Moisture Sensitivity Level (MSL): 1 Unlimited

REACH Status: REACH Unaffected

CAT9555HT6I-GT2 Features

16-bit I/O expander for I2C/SMBus.
Operates at 400 kHz clock frequency.
Features an interrupt output signal.
Wide voltage range: 2.3V to 5.5V.
Surface mount 24-TQFN package.

CAT9555HT6I-GT2 Applications

Extends digital I/O capabilities.
Suitable for embedded systems.
Used in control applications.
Interface expansion needs.

CAT9555HT6I-GT2 FAQs

4 frequently asked questions generated from this part’s specifications.

What is the operating voltage for the CAT9555HT6I-GT2?

The operating voltage for the CAT9555HT6I-GT2 ranges from 2.3V to 5.5V.

What package type is the CAT9555HT6I-GT2 supplied in?

The CAT9555HT6I-GT2 is supplied in a 24-TQFN (4x4) package.

What is the operating temperature range of the CAT9555HT6I-GT2?

The operating temperature range for the CAT9555HT6I-GT2 is -40°C to 85°C.

What is the RoHS status of the CAT9555HT6I-GT2?

The RoHS status is RoHS3 Compliant.

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Category	IO Expanders
Manufacturer Name	On Semiconductor
Clock Frequency	400 kHz
Current	[{'limit_type': 'typical', 'value': 10, 'unit': 'mA', 'display_value': '10 mA'}, {'limit_type': 'typical', 'value': 24, 'unit': 'mA', 'display_value': '24 mA'}]
Features	POR
Interface	I2C, SMBus
Interrupt Output	Yes
Mounting Type	Surface Mount
Number of I	16
Operating Temperature	[{'limit_type': 'minimum', 'value': -40, 'unit': '°C', 'display_value': '-40°C'}, {'limit_type': 'maximum', 'value': 85, 'unit': '°C', 'display_value': '85°C'}]
Output Type	Push-Pull
Supplier Device Package	24-TQFN (4x4)
Supplier Package	24-WFQFN Exposed Pad
Voltage	[{'limit_type': 'minimum', 'value': 2.3, 'unit': 'V', 'display_value': '2.3V'}, {'limit_type': 'maximum', 'value': 5.5, 'unit': 'V', 'display_value': '5.5V'}]