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NXP PCAL9535APW118 16-bit GPIO Expander
The PCAL9535APW is a 16-bit GPIO expander with interrupt and reset functionalities, designed for I2C/SMBus applications. It offers configurable registers, programmable drive strength, latchable inputs, internal pull-up/pull-down resistors, and supports open-drain or push-pull outputs. The device operates within 1.65V to 5.5V, features low standby current, internal power-on reset, and latched outputs capable of driving LEDs up to 25mA. Its flexible configuration and noise immunity make it ideal for power management, sensing, and communication systems, enhancing microcontroller I/O capabilities.
NXP PCAL9535APW118 16-bit GPIO Expander Specifications:
- Operating voltage: 1.65V to 5.5V
- Input/Output pins: 16 GPIOs organized as four pairs of 8 bits
- Supported I2C-bus frequency: 400 kHz Fast-mode
- Input port default: high-impedance inputs at power-up, all channels default to input mode
- Interrupt output: open-drain, active LOW, with mask and status registers
- Programmable drive strength: four levels for each GPIO
- Internal power-on reset: initializes all registers to default states
- Supply current: up to 160 mA total; standby current: ~1 pA at 5V, ~1 μA at 3.3V
- Low power consumption with internal pull-ups and pull-downs activated
- ESD protection: exceeds JESD22 standards, 2000V HBM
- Package options: TSSOP24, HVQFN24, with thermal enhancements
- Supports latchable inputs for event capture
- Configurable port modes: push-pull or open-drain outputs
- Latency and noise immunity: Schmitt-trigger inputs, shielded for robust operation
- Drive capability: 25mA sink per port with programmable output drive levels
- Application environments: power management, sensors, LED control, fan & device interfaces, automation
Buy the NXP PCAL9535APW – Reliable GPIO Expansion for Industrial Applications
Purchase the PCAL9535APW online today to enhance your system with reliable, low-voltage, programmable I/O. Featuring 16 GPIOs with configurable drive strength, masks, pull-up/pull-down resistors, and interrupt capabilities, this device is ideal for powering advanced automation, sensor interfacing, LED control, and power management solutions. Its robust design includes internal reset, noise immunity, and excellent latch-up performance. Simplify your design while ensuring high efficiency, accuracy, and durability—order now for seamless integration into your industrial or electronic system.
Get NXP PCAL9535APW today—built for precision, flexibility, and long-lasting durability in complex automation and sensing systems.
Frequently Asked Questions
Where can I buy NXP PCAL9535APW118?
You can click on the BUY or RFQ button to purchase PCAL9535APW118 from an authorized NXP distributor.
How do I troubleshoot issues or seek technical support for part PCAL9535APW118?
You can download the PCAL9535APW118 datasheet or visit the NXP website for support.
Who is the manufacturer of PCAL9535APW118?
NXP