AK2346A

Overview

The AK2346A is an audio signal processor manufactured by Asahi Kasei Microdevices. It operates within a supply voltage range of 2.6V to 5.5V and supports serial interfaces for data communication. The device is designed for surface mount installation in a 24-WFQFN package with an exposed pad, specifically identified as 24-QFNJ (4x4). It functions reliably across an ambient temperature range of -40°C to 85°C. This component is categorized under audio special purpose integrated circuits and is intended for signal processing applications.

Feature Summary

• Audio signal processor function
• Serial interface support
• 2.6V to 5.5V supply voltage range
• 24-WFQFN (4x4) exposed pad package

Applications

• Signal processing

Procurement Notes

Verify the part status before procurement, as the AK2346A is listed as obsolete in distributor records. Confirm the specific package variant matches the 24-QFNJ (4x4) requirement. Check RoHS compliance status against current project specifications. Ensure the serial interface compatibility aligns with the system design. Review the datasheet for any pinout or electrical parameter updates prior to integration.

Selection Notes

Select this component when a dedicated audio signal processor with serial connectivity is required. Ensure the operating environment stays within the -40°C to 85°C temperature range. Verify that the power supply can provide stable voltage between 2.6V and 5.5V. Consider the 24-WFQFN footprint constraints during PCB layout. Confirm that the application does not require additional analog-to-digital conversion capabilities beyond the processor's scope.

Part Context

The AK2346A belongs to the AK2346 series of audio components from Asahi Kasei Microdevices. It is distinct from audio codecs like the AK4637EN or DACs like the AK4617VQ, focusing specifically on signal processing tasks. The device utilizes a compact QFNJ package suitable for space-constrained designs. Its serial interface allows integration with various digital audio sources.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Due to the obsolete status, alternative sourcing should be verified through official manufacturer channels or authorized distributors for surplus stock.