| Type | I2C I/O Expander |
| Chassis | TSSOP-16 |
CA9534 / CA9534A – 8-Bit I²C/SMBus GPIO Expander with Interrupt
The CA9534/A is an 8-bit low-power GPIO expander for I²C/SMBus systems, featuring configurable direction, polarity inversion, and an interrupt output for input state change detection. With up to eight selectable addresses and a latch function for driving high-current LEDs, it is ideal for server and telecom applications.
