Saturday, December 31, 2016

PCA9539DBR chip

PCA9539DBR is a 16-bit Low-Power I / O expander designed with features such as interrupt output, reset and configuration register. This IC can be controlled with a microcontroller using the I2C interface.
specifications:
- Power Supply: 2.3 V - 5.5 V
- Frequency: 400 KHz
- Interface: I2C, SMBus
- Number of I / O: 16 I / O
- Packaging: SSOP-24
- Features: Interrupt Output, 5 V tolerant I / O Port, Polarity Inversion Register etc.