The Microchip Technology MT8985AL is a Telecom IC Switch in a 44-MQFP package. It operates within a voltage range of 4.75V to 5.25V and a temperature range of -40°C to 85°C.
The Microchip Technology MT8985AP1 is a telecom interface IC designed for surface mount applications. It operates within a voltage range of 4.75V to 5.25V.
The PCA9554AD,118 is an 8-bit I/O expander from NXP Semiconductors. It features an I2C/SMBus interface with a maximum clock frequency of 400 kHz and operates within a supply voltage range of 2.3V to 5.5V.
