The Intersil ISL43640 is a precision, bidirectional, analog switch configured as a 4 channel multiplexer/demultiplexer. The ISL43640 is designed to operate from a single +2V to +12V supply. It is equiped with an inhibit pin to simultaneously open all signal paths.

Features
• Fully Specified at 3V, 5V, and 12V Supplies for 10% Tolerances
• ON Resistance (RON) Max, VS = 5V . . . . . . . . . . . . 120Ω
• RON Matching Between Channels. . . . . . . . . . . . . . . . . . <2Ω
• Low Charge Injection . . . . . . . . . . . . . . . . . . . . . . 3pC (Max)
• Single Supply Operation. . . . . . . . . . . . . . . . . . . +2V to +12V
• Low Power Consumption (PD). . . . . . . . . . . . . . . . . . . .<3µW
• Low Off Leakage Current . . . . . . . . . . . . . . . . . . . . . 2.5nA
• Fast Switching Action (VS = 5V)
    - tON . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60ns
    - tOFF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30ns
• Guaranteed Break-Before-Make
• TTL, CMOS Compatible
• Available in 10 Ld MSOP and 16 Ld QFN Packages

Applications
• Battery Powered, Handheld, and Portable Equipment
• Communications Systems
    - Radios
    - Telecom Infrastructure
    - ADSL, VDSL Modems
• Test Equipment
    - Medical Ultrasound
    - Electrocardiograph
    - Magnetic Resonance Image
    - CT and PET Scanners (MRI)
    - ATE
• Audio and Video Switching
• Various Circuits
    - +3V/+5V DACs and ADCs
    - Sample and Hold Circuits
    - Operational Amplifier Gain Switching Networks
    - High Frequency Analog Switching
    - High Speed Multiplexing
    - Integrator Reset Circuits