PCA9674A expander equivalent, remote 8-bit i/o expander.
* 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 supp.
and the latched output ports have 25 mA high current sink drive capability for directly driving LEDs.
The PCA9674 and PC.
The PCA9674/74A provides general-purpose remote I/O expansion via the two-wire bidirectional I2C-bus (serial clock (SCL), serial data (SDA)).
The devices consist of eight quasi-bidirectional ports, 1 MHz I2C-bus Fast-mode Plus (Fm+) family interface,.
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