What is the Additional Feature ?

Name: PCAL6416AHF,128
Brand: NXP USA Inc.
SKU: PCAL6416AHF,128
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

Any Feature, including a modified Existing Feature, that is not an Existing Feature.

Cart ( )

lmages are for reference only See Product Specifications

NXP USA Inc. PCAL6416AHF,128

Part No.:: PCAL6416AHF,128

Manufacturer:: NXP USA Inc.

Package:: 24-WFQFN Exposed Pad

Datasheet:: PCAL6416AHF,128.pdf

Description:: IC I/O EXPANDER 16BIT 24HWQFN

In Stock:: 445899

Quantity:: Add To Cart

For more detailed including pricing and shipping

: Quick response, quick quotation

: Flash shipment, no worries after sales

: Original channel, guarantee of the authentic products

Please send RFQ , we will respond immediately.

Purchase and inquiry

PCAL6416AHF,128 Specifications

Package/Case:
24-WFQFN Exposed Pad
Packaging:
Tape & Reel (TR),Cut Tape (CT),Digi-Reel®
Series:
Agile
ProductStatus:
Active
NumberofI/O:
16
Interface:
I²C, SMBus
InterruptOutput:
Yes
Features:
POR
OutputType:
Open Drain, Push-Pull
Current-OutputSource/Sink:
10mA, 25mA
ClockFrequency:
400 kHz
Voltage-Supply:
1.65V ~ 5.5V
OperatingTemperature:
-40°C ~ 85°C
MountingType:
Surface Mount

PCAL6416AHF,128 this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including PCAL6416AHF,128 price, data-sheet, in-stock availability, technical difficulties. Also. Quickly Enter the access of compare listing to find out replaceable electronic parts. If you want to retrieve comprehensive data for PCAL6416AHF,128 to optimize the supply chain (including cross references, life-cycle, parametric, counterfeit risk, obsolescence managements forecasts), please contact to our Tech-supports team.

Purchase in icwhale.com

There is no doubt that you may place an order without registering to icwhale.com.

We strongly suggest you sign in our shop before purchasing as you can track your order real-time tracking.

Means of Payment in icwhale.com

For your convenience, we support multiple payment methods in USD, including PayPal, Credit Card, wire transfer. and Alipay.

RFQ (Request for Quotations) in icwhale.com

It is recommended to acquire for quotations to get the latest prices and inventories about the parts.

Our sales will reply to your request by email within 24 hours.

Warm reminder

1. You'll receive an order information email in your email inbox. (Please remember to check the spam folder if you didn't hear from us).

2. Since inventories and prices may fluctuate to some extent, the sales manager is going to reconfirm the order and let you know if there are any updates.

Shipping & Handling

Shipping fee starts at $35, but some countries will exceed $35. For example (South Africa, Brazil, India, Pakistan, Israel, etc.)

The basic freight (for package ≤0.5kg or corresponding volume) depends on the time zone and countries.

Shipping Method

Currently, our products are shipped through DHL, FedEx, SF, UPS and China Post.

Order Tracking for International Orders

Once your order has been shipped, the tracking number will be sent to the email address registered to your account. This information can also be viewed when logged into your account in the "my account" page.

PCAL6416AHF,128 information

Views：

PCAL6416AHF,128 Typical application Circuitry

PCAL6416AHF,128

A 16-bit General Purpose Input/Output (GPIO) expander with interrupt and weak pull-up resistors for I C-bus/SMBus applications, the PCAL6416AHF,128 operates at low voltages. It's particularly useful in systems where an I²C bus is present, and additional I/O ports are needed.

Features of PCAL6416AHF,128

1. I/O Expansion: The PCAL6416AHF,128 provides 16 additional I/O ports, greatly expanding the I/O capabilities of a microcontroller or processor.

2. Voltage Range: Operates over a wide supply voltage range, compatible with most microcontroller logic levels.

3. Interrupt Feature: Includes interrupt capabilities to signal the microcontroller when input changes occur.

4. Communication Interface: Equipped with an I²C-bus interface, ensuring easy integration with a wide range of systems.

Application Scenario: Smart Home Control Panel

In a smart home control panel, the PCAL6416AHF,128 can be used to interface various switches, sensors, and indicators, expanding the I/O capability of the main processor. Here's a detailed guide for connecting this in a smart home control panel:

Circuit Connection Details

1. Power Supply (VDD - Pin 24, VSS - Pin 12):

- Chip Powering: Connect a stable power source to VDD (Pin 24) to power the PCAL6416AHF,128. Ground VSS (Pin 12) to complete the power circuit.

2. I/O Ports (P0_0 to P0_7, P1_0 to P1_7 - Pins 1-10, 13-23):

- Switches, Sensors, and Indicators Connection: Wire the switches, sensors, and indicators to the I/O ports (P0_0 to P0_7, P1_0 to P1_7). The specific configuration will depend on the smart home system's needs and the specific devices used.

3. I/C communication (pins 22 and 23 for SDA and SCL, respectively):

- Microcontroller communication: Attach pins 22 and 23 (SDA and SCL, respectively) to the microcontroller's I/C data and clock lines. With this configuration, the PCAL6416AHF,128 and the microcontroller can communicate.

4. Interrupt Configuration (INT - Pin 20):

- Input Change Notification: Connect INT (Pin 20) to an interrupt pin on the microcontroller. This enables the PCAL6416AHF,128 to alert the microcontroller when any input state changes.

5. Address Pins (A0, A1 - Pins 11, 21):

- I²C Address Setting: Configure A0 and A1 (Pins 11, 21) for the I²C address. This is important when multiple devices are connected to the same I²C bus.

Design Considerations

When designing a circuit with the PCAL6416AHF,128, consider the following:

1. I/O Pin Requirements: Ensure the number of I/O pins needed for the switches, sensors, and indicators does not exceed the 16-bit limit of the PCAL6416AHF,128.

2. I²C Bus Addressing: Properly address the PCAL6416AHF,128, especially when there are multiple I/O expanders or devices on the same I²C bus.

3. Power Supply Stability: Provide a stable and noise-free power supply to ensure consistent performance of the I/O expander.

4. Interrupt Management: Efficiently handle the interrupt signal to ensure the microcontroller can promptly respond to changes in the input states.

By carefully addressing these points and utilizing the functionalities and pin configurations of the PCAL6416AHF,128, one can effectively integrate this I/O expander into sophisticated applications like a smart home control panel. The PCAL6416AHF,128, with its extensive I/O expansion and interrupt signaling, is an excellent choice for enhancing the I/O capabilities of a central microcontroller in complex systems.

PCAL6416AHF,128 FAQ

1. How to order PCAL6416AHF,128 on icwhale.com?

Currently, icwhale.com only provide peer-to-peer order processing. While you submit the RFQ, our professional agent will contact you with the competitive prices in the global market, and our agent will prompt you to finish the order if you accept our offers.

2. How does icwhale.com guarantee that PCAL6416AHF,128 is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the PCAL6416AHF,128. All suppliers must pass our qualification reviews before they can publish their products including PCAL6416AHF,128 on icwhale.com; we pay more attention to the channels and quality of PCAL6416AHF,128 products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.

3. Are the PCAL6416AHF,128 price and inventory displayed accurate?

The price and inventory of PCAL6416AHF,128 fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.

4. What forms of payment are accepted?

Wire Transfer, PayPal, Alipay, Wechat, Credit Card, Western Union, MoneyGram, and Escrow are all acceptable.

Warm Tips: Some orders in certain payment forms may require handling fee.

5. How is the shipping arranged?

Customers can choose industry-leading freight companies, including DHL, UPS, FedEx, TNT, and Registered Mail. Shipping insurance is also available.

Once your order has been processed for shipment, our salesperson will send you an email advising you of the shipping status and tracking number.

Warm Tips: It may take up to 24 hours for the carriers to display tracking information. Usually, express delivery takes 3-5 days, and registered mail takes 25-60 days.

6. What is the process for return or replacement of PCAL6416AHF,128?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the PCAL6416AHF,128 we delivered, we will accept the replacement or return of the PCAL6416AHF,128 only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of PCAL6416AHF,128.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations