Intersil

HI4P0548-5

HI4P0548-5 Description

The HI4P0548-5 is an obsolete 8:1 multiplexer/demultiplexer IC from Intersil, designed for high-performance analog signal routing applications. This device features an on-state resistance of 1.8 kOhm, which is relatively low compared to similar models, ensuring minimal signal degradation. It operates within a temperature range of 0°C to 75°C (TA), making it suitable for a variety of industrial and commercial environments. The HI4P0548-5 is housed in a surface-mount package, specifically a tube, which facilitates easy integration into compact and space-constrained designs.

HI4P0548-5 Features

• Low On-State Resistance: With a maximum on-state resistance of 1.8 kOhm, the HI4P0548-5 ensures minimal voltage drop across the switch, preserving signal integrity and reducing power dissipation.
• Wide Operating Temperature Range: The device operates reliably from 0°C to 75°C (TA), making it suitable for applications in diverse environmental conditions.
• Low Leakage Current: The maximum leakage current (IS(off)) is 30 pA (Typ), which is exceptionally low. This feature is critical for maintaining signal accuracy and minimizing power consumption in low-power applications.
• Fast Switching Time: The HI4P0548-5 boasts a typical switch time of 300 ns for both turn-on (Ton) and turn-off (Toff), enabling rapid signal switching and efficient data transmission.
• Channel-to-Channel Matching: The device offers a channel-to-channel matching of ΔRon = 126 Ohm, ensuring consistent performance across all channels.
• Channel Capacitance: The channel capacitance values are 10 pF for CS(off) and 52 pF for CD(off), which are optimized for high-speed signal routing and minimal signal distortion.
• Dual Supply Voltage: The HI4P0548-5 operates with a dual supply voltage of ±15V, providing flexibility in power supply configurations.

HI4P0548-5 Applications

The HI4P0548-5 is ideal for applications requiring high-speed signal routing and minimal signal degradation. Some specific use cases include:

• Data Acquisition Systems: The low on-state resistance and fast switching time make it suitable for routing analog signals in data acquisition systems, ensuring accurate and efficient signal processing.
• Communication Systems: The device's low leakage current and high channel-to-channel matching are beneficial for communication systems where signal integrity is paramount.
• Medical Equipment: In medical devices, the HI4P0548-5 can be used for signal routing in diagnostic equipment, where precision and reliability are critical.
• Industrial Automation: The wide operating temperature range and surface-mount package make it suitable for industrial automation applications, where space and environmental conditions are often challenging.

Conclusion of HI4P0548-5

The HI4P0548-5 from Intersil is a high-performance 8:1 multiplexer/demultiplexer IC that offers several unique advantages over similar models. Its low on-state resistance, fast switching time, and low leakage current make it an excellent choice for applications requiring high-speed signal routing and minimal signal degradation. Despite being obsolete, the HI4P0548-5 remains a reliable option for engineers and designers looking for a robust and efficient signal routing solution.