AK4493EQ
32-bit two-channel premium audio digital-to-analog converter
Key details
| Part Number | AK4493EQ |
|---|---|
| Manufacturer | Asahi Kasei Microdevices |
| Category | Audio DAC |
| Lifecycle Status | Obsolete |
| Series | AK4493 |
| Package / Case | 48-lead LQFP |
| Pin Count | 48 |
| Operating Temperature | -40°C to +85°C |
| Last Verified | 2026-07-24 |
Part information
AK4493EQ Overview
AK4493EQ is a Asahi Kasei Microdevices 32-bit two-channel premium audio digital-to-analog converter supplied in 48-lead LQFP. This page uses the exact orderable code because package, grade, temperature and option suffixes can change compatibility.
Key Technical Specifications
| Resolution | 32 bit |
|---|---|
| Channels | 2 differential output channels |
| PCM Sample Rate | Up to 768 kHz |
| DSD Support | Up to DSD512 |
| Package Family | LQFP-48 |
Package and Ordering Notes
The listed package is 48-lead LQFP with 48 pins, leads, lands or contacts. The featured image is a generic package illustration for form-factor identification and is not an actual date-code or lot photograph. Lifecycle is recorded as Obsolete; confirm current factory support and last-time-buy constraints before design-in.
Sourcing Guidance
AK4493EQ is a legacy or obsolete orderable code. Source only with date-code, label, package and traceability checks appropriate to the application.
For an accurate quotation, include the full MPN, target quantity, acceptable date-code range, packaging format and destination. Icearth can help review traceability documents, label photos and electrical/package alignment before order placement.
Manufacturer Documentation
Technical values were checked against Asahi Kasei Microdevices documentation. Use the linked datasheet as the controlling source and re-check revisions before PCB release or firmware qualification.
Related part numbers
These published records are the closest catalog references to AK4493EQ by manufacturer, product category, series or package. Confirm electrical ratings, pinout and ordering suffixes before substitution.
- CS42528-CQZ — 192 kHz multichannel audio codec with eight DAC channels, two ADC channels and S/PDIF receiver Related by the same audio product group.
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- IRS2452AM — dual-channel analog-input Class-D audio controller and high-voltage gate driver Related by the same audio product group.
- TDA2004R — dual class-B car-radio audio power amplifier Related by the same audio product group.
Lifecycle and sourcing review
This part has a legacy lifecycle status. Submit the exact MPN, quantity, delivery destination and date-code requirements for a sourcing review.
AK4493EQ is a legacy or obsolete orderable code. Source only with date-code, label, package and traceability checks appropriate to the application.
Potential alternative part numbers
Verify package, pinout, voltage, firmware behavior and qualification before substitution.