PCA9554APWRG4
- Mfr.Part #
- PCA9554APWRG4
- Manufacturer
- Texas Instruments
- Package / Case
- 16-TSSOP (0.173, 4.40mm Width)
- Datasheet
- Download
- Description
- IC I/O EXPANDER I2C 8B 16TSSOP
- Stock
- 5,706
- In Stock :
- 5,706
Request A Quote(RFQ)
- * Fullname:
- * Company:
- * E-Mail:
- Phone:
- Comment:
- * Quantity:
- Manufacturer :
- Texas Instruments
- Product Category :
- I/O Expanders
- Width :
- 4.4mm
- Package / Case :
- 16-TSSOP (0.173, 4.40mm Width)
- JESD-609 Code :
- e4
- Number of I/O :
- 8
- Feature :
- POR
- Interrupt Output :
- yes
- Pin Count :
- 16
- Supply Voltage :
- 5V
- Weight :
- 61.887009mg
- Peak Reflow Temperature (Cel) :
- 260
- Output Type :
- Push-Pull
- Number of Pins :
- 16
- Lifecycle Status :
- NRND (Last Updated: 5 days ago)
- Length :
- 5mm
- Terminal Form :
- Gull wing
- Operating Temperature :
- -40°C~85°C
- Current - Output Source/Sink :
- 10mA 25mA
- Number of Terminations :
- 16
- Number of Bits :
- 8
- RoHS Status :
- ROHS3 Compliant
- Operating Supply Voltage :
- 5.5V
- Power Supplies :
- 2.5/5V
- Supply Current-Max :
- 0.175mA
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Base Part Number :
- CA9554
- Interface :
- I2C, SMBus
- Pbfree Code :
- yes
- Mounting Type :
- Surface Mount
- Terminal Position :
- Dual
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Packaging :
- Tape and Reel (TR)
- Lead Free :
- Lead Free
- Qualification Status :
- Not Qualified
- Height :
- 1.2mm
- Clock Frequency :
- 400kHz
- ECCN Code :
- EAR99
- Thickness :
- 1mm
- Number of Ports :
- 1
- Time@Peak Reflow Temperature-Max (s) :
- NOT SPECIFIED
- Voltage - Supply :
- 2.3V~5.5V
- Surface Mount :
- yes
- Datasheets
- PCA9554APWRG4
PCA9554APWRG4 Documents

I/O Expanders Texas Instruments PCA9554APWRG4 Overview
The I/O Expanders Texas Instruments PCA9554APWRG4 is an essential component designed for efficient I2C interface communication, enabling seamless expansion of input/output operations. This IC, housed in a compact 16TSSOP package, is ideal for applications requiring additional I/O ports without needing significant processor resources. Its capability to handle 8-bit I/O expansion with just two wires makes it a valuable asset in creating scalable, cost-effective designs. By utilizing the PCA9554APWRG4, businesses can enhance their systems' functionality while maintaining a low overhead, making it highly attractive for bulk purchasing by B2B customers.
PCA9554APWRG4 Features
This I/O expander offers multiple features that streamline its integration and functionality in various applications. These include:
- 8-bit I/O port expansion through I2C bus interface.
- Low standby current, making it suitable for power-sensitive applications.
- Edge-triggered interrupts, allowing for immediate response to input changes.
- Configurable polarity inversion register to invert the polarity of the input port data.
- Three hardware address pins to configure multiple devices on the same bus.
PCA9554APWRG4 Applications
- Smart Home Systems: Utilized in expanding control for lighting, security, and home automation panels by adding more input/output ports that manage various sensors and actuators.
- Industrial Automation: Enhances the scalability of control systems in factories by managing multiple sensors and actuators through a single I2C interface.
- Server Management: Applied in server farms to monitor and control different server status indicators and management functions efficiently via extended I/O ports.
- Consumer Electronics: Used in devices like smart TVs and gaming consoles to manage additional buttons, LEDs, or touch panels.
- Portable Devices: Ideal for extending the functionality of battery-operated devices, adding minimal power consumption and maximizing available hardware interfaces.
You may place an order without registering to Chip IC. We strongly recommend that you log in before purchasing as you can track your order at any time.
RFQ (Request for Quotations)It is recommended to send RFQ to get the latest prices and stock availability about the part.Our sales will reply to your inquiry within 24 hours.
Payment MethodFor your convenience, we accept multiple payment methods in USD, Such as:PayPal, Credit Card, and wire transfer.
IMPORTANT NOTICEYou may place an order without registering to 1. You'll receive an order confirmations by e-mail soon . (Please remember to check the spam box if you didn't hear from us). 2. Since stock availability and prices may change at any time, the sales will reconfirm the order details and update you at soonest time.
Most of our products are shipped via FEDEX,DHL,UPS and SF EXPRESS...
Shipping CostShipping Cost starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.).If customer have shipping account, we can make shipment under customer’s shipping account with freight collect directly.
The basic freight (for package ≤0.5 KG ) depends on the time zones and countries
Once the goods are shipped, estimated delivery time depends on the shipping methods you chose. You can track it by the tracking no.
















