General Description

The MAX4947/MAX4948 analog switches operate from a single +1.8V to +5.5V supply. These switches feature a low 30pF (typ) capacitance for high-speed data switching applications.

Benefits and Features

♦ Multiplex SDIO or Memory Stick Interfaces

♦ Ideal for High Speed Switching Applications

    Low On-Resistance 4Ω (typ)

    Low-Capacitance Switches, 30pF (typ)

♦ Minimize Switching Footprint through High Integration

    MAX4947 triple double-pole/double-throw (DPDT) switch

    MAX4748 hex single-pole/double-throw (SPDT) switch

    One control logic input

    Small 25-Bump UCSP™ (2.5mm x 2.5mm) or 24-TQFN (4mm x 4mm)

♦ Wide Supply Capability

    1.8V to 5.5V Supply Voltage Range

    Rail-to-Rail Signal Handling

Applications

    USB Signal Switching

    UART Signal Switching

    SDIO/Memory Stick

    Cell Phones

    PDAs