资料介绍
GPIO扩展器和EEPROM组合有利于板子小型化 NXP 8-bit I2C/SMBus
GPIO expanders with
2-K EEPROM PCA9500/01
Combination GPIO expanders and
EEPROMs for smaller boards
For reduced board space and lower overall cost, these I2C/SMBus-compatible devices combine
an 8-bit GPIO expander with a 2-Kbit serial EEPROM in a single package.
Key features 4 Field recall and troubleshooting functions for installed
4 Compatible with I2C-bus and SMBus boards
4 8 programmable GPIO compatible with most processors 4 Monitoring push-buttons and controlling LEDs