The PCA9670 provides general-purpose remote 8-bit I/O expansion via I2C-bus, with support for PWM LED dimming, low current consumption, and high drive capability for LEDs. It features eight quasi-bidirectional ports, operates from 2.3 V to 5.5 V, and supports up to 64 addresses for expanded I/O functionality. The device includes internal reset, essential for initializing all ports as inputs, and supports standalone reset and device ID reading, making it ideal for LED signs, control systems, and industrial applications with high electrical and thermal robustness.
Drive Capability: 30 mA per port, 25 mA sink for LEDs
Bus Interface: 1 MHz Fast-mode Plus I2C-bus
Reset: Internal Power-On Reset and active LOW hardware reset
Address pins: 3 pins for 64 address options, with 7-bit addresses from 20h to 7Fh
Operating Temperature: -40°C to +85°C
ESD Protection: Exceeds 2000 V HBM
Package Options: SO16, TSSOP16, HVQFN16
Low Standby Current: 2.5 pA typical
Total Sink Capability: 200 mA across ports
Compliance: UL listed, CSA certified, JEDEC JESD78 latch-up tested
Buy the Buy NXP PCA9670 8-bit I/O Expander for Industrial Automation
Secure your NXP PCA9670 I/O expander now through our online store. This versatile device offers reliable 8-bit remote I/O expansion with PWM support, high LED drive capability, and low power consumption. Perfect for industrial automation, LED signs, medical equipment, and control systems, it supports up to 64 addresses, ensuring scalable solutions. Easy to integrate with flexible package options and robust electrical features, this module enables you to build advanced, efficient, and reliable projects seamlessly. Purchase today for optimized system performance.
Order your NXP PCA9670 I/O expander today and enhance your industrial control and LED display projects with dependable, high-capacity I2C expansion modules.
Frequently Asked Questions
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You can click on the BUY or RFQ button to purchase PCA9670BS118 from an authorized NXP distributor.
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