Overview
The PCA9633PW,112 is a 4-bit Fm+ I2C-bus LED driver produced by NXP USA Inc. This component is designed for Red/Green/Blue/Amber (RGBA) color mixing applications and offers advanced features for controlling LED outputs. Although the PCA9633PW,112 package is no longer manufactured, its capabilities and specifications remain relevant for existing designs and similar models.
Key Specifications
| Parameter | Value |
|---|---|
| Number of LED Outputs | 4 |
| I2C-bus Address Options | Fixed (8-pin), 4 programmable (10-pin), 126 programmable (16-pin) |
| Operating Power Supply Voltage | 2.3 V to 5.5 V |
| Input Voltage Tolerance | 5.5 V tolerant inputs |
| Operating Temperature Range | -40 °C to +85 °C |
| ESD Protection | 2000 V HBM, 200 V MM, 1000 V CDM |
| Package Types | TSSOP8, TSSOP16, HVSON8 |
| Internal Oscillator Frequency | 25 MHz |
| Standby Current | Low standby current |
| Reset Features | Software Reset (SWRST Call), Power-On Reset (POR) |
Key Features
- Software programmable LED Group and three Sub Call I2C addresses for flexible control.
- Supports hot insertion and has edge rate control on outputs to prevent glitches.
- Noise filter on SDA/SCL inputs for improved reliability.
- High-speed mode (Hs-mode) controller compatibility.
- LED All Call and Software Reset features for easy configuration and reset through the I2C-bus.
- Low standby current and internal power-on reset.
Applications
- RGB or RGBA LED drivers for color mixing applications.
- LED status information and displays.
- Marquee chasing effects and synchronized LED control.
- Automotive and industrial lighting systems.
Q & A
- What is the PCA9633PW,112 used for?
The PCA9633PW,112 is used as a 4-bit Fm+ I2C-bus LED driver, primarily for RGBA color mixing applications. - What are the different I2C-bus address options available?
The PCA9633 offers fixed I2C-bus addresses (8-pin version), 4 different addresses from 2 programmable address pins (10-pin version), and 126 different addresses from 7 programmable address pins (16-pin version). - What is the operating voltage range of the PCA9633PW,112?
The operating power supply voltage range is from 2.3 V to 5.5 V. - Is the PCA9633PW,112 ESD protected?
Yes, it has ESD protection exceeding 2000 V HBM, 200 V MM, and 1000 V CDM. - What are the package types available for the PCA9633?
The PCA9633 is available in TSSOP8, TSSOP16, and HVSON8 packages. - Does the PCA9633PW,112 support hot insertion?
Yes, it supports hot insertion. - How can the PCA9633 be reset?
The PCA9633 can be reset through the Software Reset (SWRST Call) feature or the Power-On Reset (POR). - What is the internal oscillator frequency of the PCA9633?
The internal oscillator frequency is 25 MHz. - Is the PCA9633PW,112 environmentally compliant?
Yes, it is PbFree, EU RoHS compliant, and Halogen Free. - What are some common applications of the PCA9633?
Common applications include RGB or RGBA LED drivers, LED status information, and automotive and industrial lighting systems.
