Overview
The PCAL6416AERJ is a 16-bit general-purpose input/output (GPIO) expander produced by NXP USA Inc. This device is designed to expand the number of available GPIO pins in a system and supports both I2C and SMBus interfaces. It is particularly useful in scenarios where additional I/Os are needed without increasing the complexity of interconnections. The PCAL6416AERJ is suitable for a wide range of applications, including industrial automation, home and building automation, consumer electronics, medical equipment, and automotive electronics.
Key Specifications
| Parameter | Description |
|---|---|
| Manufacturer Part Number | PCAL6416AERJ |
| Manufacturer | NXP Semiconductors |
| Number of I/O Pins | 16 individually configurable I/O pins |
| Interface | I2C and SMBus |
| Interrupt Output | Open-drain interrupt output |
| Power-on Reset (POR) | Yes |
| Output Types | Open-drain and push-pull |
| Output Current Drive | Up to 25 mA |
| Supply Voltage Range | 1.65 V to 5.5 V |
| Operating Temperature Range | -40°C to 85°C |
| Package Type | 24-UFBGA |
| ESD Protection | Exceeds 2000 V Human-Body Model and 1000 V Charged-Device Model |
Key Features
- Expands the number of available GPIO pins in a system.
- Flexible configuration options for I/O pins.
- Supports industry-standard I2C and SMBus communication interfaces.
- High output current drive capability (up to 25 mA).
- Wide supply voltage range (1.65 V to 5.5 V) and operating temperature range (-40°C to 85°C).
- Power-on reset (POR) feature and open-drain interrupt output.
- Low-voltage translating capability, allowing communication between different voltage levels.
- No glitch on power-up and noise filter on SCL/SDA inputs.
- Latched outputs and ESD protection exceeding JESD 22 standards.
Applications
- Industrial automation and control.
- Home and building automation.
- Consumer electronics.
- Medical equipment.
- Automotive electronics.
Q & A
- What is the PCAL6416AERJ used for?
The PCAL6416AERJ is used to expand the number of available GPIO pins in a system, supporting both I2C and SMBus interfaces.
- How many I/O pins does the PCAL6416AERJ have?
The PCAL6416AERJ has 16 individually configurable I/O pins.
- What are the supported communication interfaces?
The PCAL6416AERJ supports I2C and SMBus interfaces.
- What is the output current drive capability of the PCAL6416AERJ?
The output current drive capability is up to 25 mA.
- What is the supply voltage range of the PCAL6416AERJ?
The supply voltage range is from 1.65 V to 5.5 V.
- What is the operating temperature range of the PCAL6416AERJ?
The operating temperature range is from -40°C to 85°C.
- Does the PCAL6416AERJ have ESD protection?
Yes, it exceeds 2000 V Human-Body Model and 1000 V Charged-Device Model.
- What package type is the PCAL6416AERJ available in?
The PCAL6416AERJ is available in a 24-UFBGA package.
- What are some common applications of the PCAL6416AERJ?
Common applications include industrial automation, home and building automation, consumer electronics, medical equipment, and automotive electronics.
- Does the PCAL6416AERJ have a power-on reset feature?
Yes, the PCAL6416AERJ has a power-on reset (POR) feature.
