BA83474YFV-CE2

Overview

The BA83474YFV-CE2 is a four-channel high-speed operational amplifier from ROHM Semiconductor, designed for automotive applications with excellent EMI characteristics under the EMARMOUR series. It features a gain-bandwidth product of 3 MHz and a slew rate of 8.5 V/us. The device operates on a supply voltage ranging from 3 V to 36 V, delivering an output current of 30 mA per channel. Key electrical parameters include a voltage gain of 100 dB, CMRR of 97 dB, PSRR of 97 dB, input bias current of 150 nA, and input offset voltage of 1 mV. It functions within a temperature range of -40°C to +125°C in an SSOP-14 package.

Feature Summary

• High electromagnetic interference (EMI) immunity suitable for automotive environments
• Four-channel configuration providing multiple signal processing capabilities
• Wide single-supply voltage operation up to 36 V
• Rail-to-rail output capability for maximum dynamic range

Applications

• Automotive sensor signal conditioning
• ADAS camera interface circuits
• In-vehicle network communication interfaces
• General-purpose analog signal amplification in harsh EMI environments

Procurement Notes

Verify the component status as Not Recommended for New Designs (NRND). Confirm that existing production requirements align with end-of-life management strategies. Ensure compatibility with the SSOP-14 footprint during final assembly checks. Review the official datasheet for specific handling and storage conditions related to humidity sensitivity before procurement.

Selection Notes

Select this component when high EMI resistance is critical for automotive signal integrity. The wide supply voltage range supports various vehicle power architectures. Consider the 3 MHz bandwidth and 8.5 V/us slew rate for moderate-speed signal processing tasks. Evaluate the 30 mA output drive capability against load requirements to ensure adequate performance without external buffering.

Part Context

This part belongs to ROHM's EMARMOUR series, specifically engineered to withstand strong electromagnetic noise common in modern vehicles. It integrates four independent operational amplifiers into a compact SSOP-14 package. The design focuses on maintaining signal fidelity in electrically noisy automotive environments, such as those found near ignition systems or motor drives.

Replacement Considerations

Check for direct pin-compatible alternatives within the BA83474 family or other ROHM EMARMOUR series devices. Verify if newer generations offer improved specifications while maintaining the same package outline. Consult official substitution lists for any recommended upgrades that address the NRND status.