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AK4490REQ
MP
120dB 768kHz / 32-bit Stereo Premium DAC
120dB 768kHz / 32-bit Stereo Premium DAC
MP
Description
The AK4490REQ is a stereo premium 32-bit DAC, with AKM’s VELVETSOUND™ technology that has been widely adopted by well-established high-end audio companies. This technology realizes fine sound details with its low-distortion architecture in addition to 32-bit resolution digital filter processing. The digital input supports up to 768 kHz PCM and DSD256, suitable for high-resolution audio source playback. Six digital filters are integrated into the DAC realizing simple and flexible sound making it ideal for in wide range of applications.
Key Features
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Best balance performance and power consumption
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High-rate playback; PCM 768kHz, DSD256
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PCM/DSD automatic switching function
Applications
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High-end Audio, Professional Audio, AV Receivers, CD / SACD Players, Network Audio, USB DAC’s, USB Headphones, Sound Plates, Sound Bars, PA Equipment, Bluetooth Headphones, HD Audio, Voice Conference Equipment, IC Recorders, Measurement Instruments, Control Systems
Specifications
| Part Number |
AK4490REQ |
|---|---|
| Number of Channels |
2 |
| Analog Output Type |
Differential |
| Bits [bit] |
32 |
| THD+N [dB] |
-112 |
| S/N [dB] |
120 (123*) |
| 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 |
LQFP |
| Number of Pins |
48 |
Product Information
| Part Status |
MP |
|---|---|
| Pb Free |
Yes |
| Halogen Free |
Yes |
| MSL |
MSL2 |
| Packaging |
TAPE |
| JEDEC Standard Packaging |
Compliant |
| Minimum Order Quantity [pcs.] |
250 |
| Replacement P/N |
Block Diagram
Download
AK4490REQ Datasheet
English [211100164-E-00]
(104 Pages PDF: 3.76MB)
AKD4490R EVB Manual
English [KM136100]
(64 Pages PDF: 3.23MB)
AK4490REQ Application Note
English [C017-02]
(5 Pages PDF: 324KB)
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