PCA9670 - Remote 8-bit I/O expander

NXP

Datasheet Details

Part number	PCA9670
Manufacturer	NXP ↗
File Size	771.20 KB
Description	Remote 8-bit I/O expander
Datasheet	PCA9670_PhilipsSemiconductors.pdf

The PCA9670 provides general-purpose remote I/O expansion via the two-wire bidirectional I2C-bus (serial clock (SCL), serial data (SDA)).

I2C-bus to parallel port expander.
1 MHz I2C-bus interface (Fast-mode Plus I2C-bus).
SDA with 30 mA sink capability for 4000 pF buses.
Operating supply voltage 2.3 V to 5.5 V with 5.5 V tolerant I/Os held to VDD with 100 A current source.
8-bit remote I/O pins that default to inputs at power-up.
Latched outputs with 25 mA sink capability for directly driving LEDs.
Total package sink capability of 200 mA.
Active LOW reset input.
Sixty-four programmab.

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Published: Jun 5, 2010 |