BD37034FV-ME2

Overview

The BD37034FV-ME2 is an automotive-grade audio processor IC manufactured by ROHM Semiconductor. It integrates a sound processor with built-in high-voltage amplifiers, designed for car audio systems. The device features five stereo input channels and two ISO input channels, supporting I2C bus control. It operates within a supply voltage range of 7 V to 9.5 V and functions reliably across temperatures from -40°C to +85°C. Packaged in a 28-SSOP-B format, it includes tone controls, volume management, and advanced switching circuits to minimize impact noise during power transitions.

Feature Summary

• Integrates 5 stereo inputs and 2 ISO inputs with built-in high-voltage amplifiers
• Supports bass, middle, and treble tone control plus loudness compensation
• Includes advanced switch circuitry to eliminate impact noise at power-on and low-frequency signal entry
• Controlled via I2C interface for microcontroller integration

Applications

• Car audio sound processors
• Automotive head units with integrated DSP capabilities
• Vehicle infotainment systems requiring tone and volume control

Procurement Notes

Verify AEC-Q100 qualification status and RoHS compliance through official datasheets before procurement. Confirm the specific suffix ME2 aligns with required packaging and functional specifications. Check for any pending Product Change Notices (PCN) that may update mechanical or environmental specifications without altering electrical performance.

Selection Notes

Select this component for applications requiring integrated audio processing and amplification in automotive environments. Ensure the system design supports the 7 V to 9.5 V supply range and utilizes an I2C-compatible microcontroller. Verify that the 28-SSOP-B package dimensions fit the target PCB layout constraints.

Part Context

This part belongs to ROHM's series of sound processors specifically engineered for automotive audio applications. It combines digital signal processing functions with analog output stages, simplifying system architecture by reducing the need for external volume and tone control components.

Replacement Considerations

BD37033FV-ME2 is a related model in the same family. Verify channel count and input configuration differences before substitution.