PCA9555DW Texas Instruments - Yeehing Electronics

16-bit 2.3- to 5.5-V I2C/SMBus I/O expander with interrupt, weak pull-up & config registers

Pricing (USD)

Quantity	Unit Price
1 — 99	2.041
100 — 249	1.685
250 — 999	1.211
1,000 +	0.64

The above prices are for reference only.

Specifications

For more information, please refer to datasheet

Documents

PCA9555DW Datasheet

More Information

This 16-bit I/O expander for the two-line bidirectional bus (I2C) is designed for 2.3-V to 5.5-V VCC operation. It provides general-purpose remote I/O expansion for most microcontroller families via the I2C interface [serial clock (SCL), serial data (SDA)].