HCPL-7840-360E

Instrumentation, Op Amps, Buffer Amps Overview

The HCPL-7840-360E is a single-channel optically isolated amplifier manufactured by Broadcom Limited. It features an analog-to-digital converter output type and operates within a supply voltage range of 4.5 V to 5.5 V. The device provides a gain of 8 V/V with a bandwidth of 100 kHz. Key electrical specifications include a common-mode rejection ratio of 76.1 dB, an input offset voltage of 300 uV, and an isolation voltage of 3750 Vrms. It functions in temperatures from -40°C to +85°C and consumes 15.5 mA of operating current.

Instrumentation, Op Amps, Buffer Amps Feature Summary

• Provides galvanic isolation between input and output circuits using optical transmission technology.
• Converts analog input signals into digital outputs for direct interface with digital systems.
• Maintains high signal integrity through significant common-mode noise rejection capabilities.

Instrumentation, Op Amps, Buffer Amps Applications

• Industrial process control systems requiring precise analog signal transmission across isolation barriers.
• Data acquisition modules where digital conversion and isolation are necessary for accurate measurement.
• Medical equipment interfaces demanding strict safety isolation standards for patient-connected circuits.

Instrumentation, Op Amps, Buffer Amps Procurement Notes

Verify the specific suffix code against official datasheets to ensure correct package and temperature grade compatibility. Confirm end-of-life status with the manufacturer before finalizing design-in decisions. Check for RoHS compliance documentation relevant to your region's regulatory requirements. Ensure that the DIP-8 package footprint matches your PCB layout constraints precisely.

Instrumentation, Op Amps, Buffer Amps Selection Notes

Select this component when a combined amplification and isolation function is required without external ADC circuitry. Consider the 100 kHz bandwidth limit for high-speed applications. Evaluate the 300 uV input offset voltage impact on overall system accuracy. Compare power consumption against other isolated amplifier families if battery operation is critical.

Instrumentation, Op Amps, Buffer Amps Part Context

This part belongs to the HCPL series of optocouplers produced by Broadcom Limited. The series includes various logic gates, linear couplers, and isolated amplifiers designed for industrial and commercial applications. The HCPL-7840 variant specifically targets applications needing integrated signal conditioning and isolation in a compact form factor.

Instrumentation, Op Amps, Buffer Amps Replacement Considerations

Check for HCPL-7840-000E or HCPL-7840-300E as potential pin-compatible alternatives within the same family. Verify functional equivalence regarding gain and bandwidth specifications before substitution. Consult Broadcom for current lifecycle status updates regarding these related part numbers.