EL4543ILZ

Overview

The EL4543ILZ is a high-speed differential amplifier manufactured by Renesas Electronics. It integrates three independent channels within a single package, designed for twisted-pair driver applications. The device operates with a gain of 2 V/V and features a gain-bandwidth product of 350 MHz. It supports power supply voltages ranging from 5 V to 12 V, with a typical operating current of 16.2 mA. Key electrical specifications include an input bias current of 10 uA, an input offset voltage of 10 mV, and a power supply rejection ratio of 70 dB. The component functions reliably across an industrial temperature range from -40°C to +85°C.

Feature Summary

• Integrates three independent differential amplifier channels in a compact surface-mount package.
• Provides precise signal amplification with a fixed gain of 2 V/V for twisted-pair transmission.
• Features high-speed performance with a 350 MHz gain-bandwidth product suitable for wideband applications.

Applications

• Twisted-pair line drivers
• High-speed data transmission interfaces
• Video distribution systems

Procurement Notes

Verify the specific suffix (e.g., ILZ) against the manufacturer's official datasheet to confirm pinout and package dimensions. Confirm RoHS compliance status through the latest regulatory documentation. Check for end-of-life notifications or discontinuation notices from Renesas before finalizing procurement plans.

Selection Notes

Select this component when designing circuits requiring multiple differential channels with matched characteristics. Ensure the system power supply remains within the 5 V to 12 V range. Verify that the required bandwidth does not exceed the 350 MHz limit. Consider thermal management requirements based on the operating current and ambient temperature conditions.

Part Context

The EL4543ILZ belongs to the EL4543 series of differential amplifiers produced by Renesas Electronics. This series is engineered for high-frequency signal processing tasks. The device utilizes advanced semiconductor technology to achieve low distortion and high common-mode rejection ratios in a small form factor.

Replacement Considerations

Consult the official Renesas replacement guide for verified substitute part numbers. Cross-reference pin compatibility and electrical specifications with alternative components from other manufacturers if necessary.