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$5000NXP PCA9551PW
LED Lighting Drivers I2C LED BLINKER 8BIT
Brands: NXP Semiconductor
Mfr.Part #: PCA9551PW
Datasheet: PCA9551PW Datasheet (PDF)
Package/Case: 16-TSSOP
Product Type: LED Drivers
RoHS Status:
Stock Condition: 2,953 pcs, New Original
Warranty: 1 Year Ovaga Warranty - Find Out More
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PCA9551PW General Description
The PCA9551PW is an 8-bit I/O expander with an I2C interface, designed to provide additional GPIO (General Purpose Input/Output) pins for microcontrollers or other devices.
Features
- 8-bit I/O expander with open-drain outputs
- I2C-bus interface compatible with standard and fast mode (up to 400 kHz)
- Configurable as inputs or outputs on a pin-by-pin basis
- Internal power-on reset
- Low standby current consumption
- Supports hot insertion
Application
- Adding extra GPIO pins to microcontroller-based systems
- LED control and dimming
- Keypad or button interface expansion
- Sensor inputs and outputs expansion
- Industrial automation and control systems
Specifications
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Product Name | PCA9551PW | Product Type | I/O Expander |
| Manufacturer | NXP Semiconductors | Number of I/O Pins | 8 |
| Interface | I2C | Supply Voltage Range | 2.3V to 5.5V |
| Operating Voltage Range | 1.65V to 5.5V | Features | Programmable I/O pins, Interrupt capability |
| Operating Temperature Range | -40°C to +85°C |
Shipping
| Shipping Type | Ship Fee | Lead Time | |
|---|---|---|---|
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DHL | $20.00-$40.00 (0.50 KG) | 2-5 days |
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Fedex | $20.00-$40.00 (0.50 KG) | 2-5 days |
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UPS | $20.00-$40.00 (0.50 KG) | 2-5 days |
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TNT | $20.00-$40.00 (0.50 KG) | 2-5 days |
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EMS | $20.00-$40.00 (0.50 KG) | 2-5 days |
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REGISTERED AIR MAIL | $20.00-$40.00 (0.50 KG) | 2-5 days |
Processing Time：Shipping fee depend on different zone and country.
Payment
| Terms of payment | Hand Fee | |
|---|---|---|
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Wire Transfer | charge US$30.00 banking fee. |
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Paypal | charge 4.0% service fee. |
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Credit Card | charge 3.5% service fee. |
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Western Union | charge US.00 banking fee. |
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Money Gram | charge US$0.00 banking fee. |
Guarantees
1.The electronic components you purchase include 365 Days Warranty, We guarantee product quality.
2.If some of the items you received aren't of perfect quality, we would resiponsibly arrange your refund or replacement. But the items must remain their orginal condition.
Packing
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All the products will packing in anti-staticbag. Ship with ESD antistatic protection.
Outside ESD packing’s lable will use ourcompany’s information: Part Mumber, Brand and Quantity.
We will inspect all the goods before shipment,ensure all the products at good condition and ensure the parts are new originalmatch datasheet.
After all the goods are ensure no problems afterpacking, we will packing safely and send by global express. It exhibitsexcellent puncture and tear resistance along with good seal integrity.
Equivalent Parts
For the PCA9551PW component, you may consider these replacement and alternative parts:
Part Number
Brands
Package
Description
Part Number : MCP23008-E/SO
Brands : Microchip Technology
Package : SOIC-18
Description : 8-Bit I/O Expander with Serial Interface
Part Number : TCA9534APWR
Brands : Texas Instruments
Package : TSSOP-16
Description : Low-Voltage 8-Bit I2C and SMBus I/O Expander with Interrupt Output and Configuration Registers
Part points
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PCA9551PW is a 16-bit I/O expander chip developed by NXP Semiconductors. It provides remote I/O expansion through the I2C bus, allowing users to easily increase the number of I/O ports available on their system. The chip can also be used for interrupt generation, polarity inversion, and input port read back. Its small form factor and low-power consumption make it suitable for various applications in automotive, industrial, and consumer electronics.
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Equivalent
The equivalent products of the PCA9551PW chip are: PCA9551, PCA9551DB, PCA9551DB,118, PCA9551DB,112, PCA9551DB,118, PCA9551DGG, PCA9551DGG,118, PCA9551PW,118, PCA9551PW,112, PCA9551PW,118, PCA9551PW,112,118. -
Features
The PCA9551PW is an 8-bit I/O expander with programmable strength and output current. It features a hardware address input pin, active LOW reset, and 400kHz I²C-bus interface. It provides multiplexed LED drivers, keypad inputs, and GPIO expansion. The device operates in the -40 to +85°C temperature range and is compatible with both 3.3V and 5V supply voltages. -
Pinout
The PCA9551PW is an 8-bit I2C and SMBus I/O expander with internal PWM and LED driver function. It has a pin count of 16, with pins for power supply, I2C/SMBus interface, interrupt output, and the expander's I/O ports. Its function is to provide additional I/O ports and control LED brightness and blink patterns. -
Manufacturer
The manufacturer of PCA9551PW is Texas Instruments (TI). Texas Instruments is a multinational semiconductor company that designs and manufactures a range of electronic components, including integrated circuits like PCA9551PW. TI is primarily known for its expertise in analog and embedded processing technologies, serving various industries such as automotive, industrial, and consumer electronics. -
Application Field
The PCA9551PW is commonly used in various application areas such as automation systems, industrial control systems, building management systems, and automotive applications. It is utilized for I/O expansion as it provides an additional 8-bit parallel input/output ports, enabling the control of multiple devices and sensors in complex systems. -
Package
The PCA9551PW chip comes in a TSSOP-20 package type. The form is surface mount and the size is 6.5mm x 4.4mm x 1.2mm.
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