Intersil

HI9P0549-9

HI9P0549-9 Description

The HI9P0549-9 is an obsolete IC switch from Intersil, featuring a SP4T (Single Pole, Four Throw) configuration with two independent circuits. This analog switch is designed for high performance in various electronic applications. It operates with a dual supply voltage of ±15V and offers an on-state resistance (R_on) of up to 1.8 kOhm. The device is packaged in a surface-mount 16SOIC format, making it suitable for compact and high-density circuit designs. Despite its obsolescence, the HI9P0549-9 remains a reliable choice for specific applications requiring its unique specifications.

HI9P0549-9 Features

• Low Leakage Current: The HI9P0549-9 boasts a low leakage current of 30 pA (typical), ensuring minimal power loss and high signal integrity.
• Dual Supply Voltage: It operates on a dual supply voltage of ±15V, providing robust performance in a wide range of applications.
• Channel-to-Channel Matching: With a ΔR_on of 126 Ohm, the HI9P0549-9 ensures consistent performance across its channels.
• Channel Capacitance: The switch features low channel capacitance (C_S(off) = 10 pF, C_D(off) = 12 pF), which minimizes signal distortion and improves switching speed.
• Fast Switching Time: The HI9P0549-9 offers a typical switching time of 300 ns for both turn-on and turn-off, enabling rapid signal routing.
• Multiplexer/Demultiplexer Circuit: The device includes a 4:1 multiplexer/demultip circuitlexer, allowing efficient signal routing and management.
• Surface Mount Packaging: The HI9P0549-9 is available in a surface-mount package, facilitating easy integration into modern PCB designs.

HI9P0549-9 Applications

The HI9P0549-9 is ideal for applications requiring high-performance analog signal switching and routing. Its SP4T configuration and dual supply voltage make it suitable for:

• Communication Systems: Efficiently routing signals in telecommunication equipment.
• Data Acquisition Systems: Managing multiple input signals in data acquisition devices.
• Audio Processing: Switching between different audio sources in high-fidelity audio systems.
• Medical Equipment: Ensuring reliable signal switching in medical monitoring devices.
• Industrial Control Systems: Routing control signals in industrial automation and control applications.

Conclusion of HI9P0549-9

Despite being marked as obsolete, the HI9P0549-9 remains a valuable component for specific applications requiring its unique features. Its low leakage current, fast switching time, and low channel capacitance ensure high performance and signal integrity. The HI9P0549-9's surface-mount packaging and dual supply voltage make it a versatile choice for compact and high-density designs. For applications needing reliable analog signal switching, the HI9P0549-9 continues to be a dependable option.