UM4157 Datasheet (Union Semiconductor) - Low-Voltage SPDT Analog Switch

UM4157, Low-Voltage SPDT Analog Switch

The UM4157 is a low on resistance, low-power, Single Pole Double Throw (SPDT) analog switch.

This product has been designed for switching audio signals in applications such as cell phones and portable media players.

The ultra-low 0.8Ω impedance, sub μA current consumption, and 1.65V to 4.3V operati

UM4157 Features

* bidirectional operation and break-before-make functionality. This device is fully specified for operation at 1.8V, 2.5V, and 3.3V. Applications z Cellular Phone z PDA z Portable Media Player Features z Typical 0.8Ω On Resistance (RON) for 2.7V Supply z 0.23Ω Typical RON Flatness for 2.7V Supply z