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AK4497EQ
EOL
Quality-oriented 128dB Premium 32-bit 2 ch DAC
Quality-oriented 128dB Premium 32-bit 2 ch DAC
EOL
Description
The AK4497EQ is a new generation premium 32-bit DAC based on AKM’s VELVET SOUND architecture that has been widely adopted by well-established high-end audio companies. High signal to noise performance is achieved by improving VELVET SOUND technology by supporting a larger current drive capability. The performance of an audio DAC using switched capacitor is expanded to the limit with the AK4497EQ. In addition, AKM has developed an original process that has greatly improved low noise performance and electric margin for audio devices, increasing data amount and enhancing original acoustic sound that can be found in the sound strength. (AKM is the Asahi Kasei Microdevices Corporation)
Key Features
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131dB SNR in large amplitude mode
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High-rate playback; PCM 768kHz, DSD512
Applications
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High-end Audio, Professional Audio, AV Receivers, CD / SACD Players, Network Audio, USB DAC’s.
Specifications
| Part Number |
AK4497EQ |
|---|---|
| Number of Channels |
2 |
| Analog Output Type |
Differential |
| Bits [bit] |
32 |
| THD+N [dB] |
-116 |
| S/N [dB] |
128 (131*) |
| Power Supply Voltage (MIN.) [V] |
4.75 / 3.0 / 1.7 |
| Power Supply Voltage (TYP.) [V] |
5.0 / 3.3 / 1.8 |
| Power Supply Voltage (MAX.) [V] |
5.25 / 3.6 / 1.98 |
| 2Vrms Line Driver | |
| Headphone Amplifier | |
| Other |
VELVETSOUND |
| Operating Temperature [℃] |
-40 to 85 |
| Device Package |
HTQFP |
| Number of Pins |
64 |
Product Information
| Part Status |
EOL |
|---|---|
| Pb Free |
Yes |
| Halogen Free |
Yes |
| MSL |
MSL2 |
| Packaging |
TRAY |
| JEDEC Standard Packaging |
Compliant |
| Minimum Order Quantity [pcs.] |
160 |
| Replacement P/N |
Block Diagram
