PCA9557BS   数据手册 ( 数据表 )

NXP Semiconductors.

8-bit I2C-bus and SMBus I/O port with reset

NXP Semiconductors.

8-bit I2C-bus LED driver with programmable blink rates

Philips Electronics

8-bit I²C and SMBus I/O port with interrupt

Philips Electronics

8-bit I2C and SMBus I/O port with 5-bit multiplexed/1-bit latched 6-bit I2C EEPROM and 2 k bit EEPROM

NXP Semiconductors.

16-bit I2C-bus LED driver with programmable blink rates

NXP Semiconductors.

8-bit I2C-bus and SMBus I/O port with interrupt

NXP Semiconductors.

2-bit I2C-bus LED driver with programmable blink rates

Philips Electronics

8-bit I2C LED driver with programmable blink rates

NXP Semiconductors.

8-bit I2C-bus and SMBus I/O port with reset

Philips Electronics

5-bit multiplexed/1-bit latched 6-bit I2C EEPROM DIP switch