PCA9521
Fast dual bidirectional bus buffer
Rev. 2 — 19 March 2013
Product data sheet
1. General description
The PCA9521 is a monolithic bipolar integrated circuit for bus buffering in applications including I2C-bus, SMBus, PMBus, and other systems based on similar principles.
The buffer extends the bus load limit by buffering both the SCL and SDA lines. It...
