The PCA9534ADB is a high-quality, advanced, low-voltage 8-bit I/O expander produced by Texas Instruments, a globally recognized leader in semiconductor technology.
- Product: PCA9534ADB
- Manufacturer: Texas Instruments
- Description: 8-bit I/O expander for most microcontroller families via the I2C and SMBus interfaces
- Components: 8-bit configuration register, 8-bit input port register, 8-bit output port register, and an 8-bit polarity inversion register
- Feature: Interrupt output
- Feature: Active LOW reset input
- Power supply range: 2.3V to 5.5V
- Feature: Built-in power-on reset
- Feature: Supports both hardware and software address programming
- Package: Small 20-pin TSSOP package
- Operating temperature range: -40°C to +85°C