AK4490REQ

NEW

120dB 768kHz / 32-bit Stereo Premium DAC

120dB 768kHz / 32-bit Stereo Premium DAC

NEW

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

  • Best balance performance and power consumption
  • High-rate playback; PCM 768kHz, DSD256
  • PCM/DSD automatic switching function

Applications

  •                                 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
NEW
Pb Free

                                
Halogen Free

                                
MSL
MSL2
Packaging
TAPE
JEDEC Standard Packaging
Compliant
Minimum Order Quantity [pcs.]
250
Replacement P/N

                                

Block Diagram

Block Diagram

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Datasheet

AK4490REQ Datasheet
English [211100164-E-00]
(104 Pages PDF: 3.76MB)

EVB Manual

AKD4490R EVB Manual
English [KM136100]
(64 Pages PDF: 3.23MB)

Application Note

AK4490REQ Application Note
English [v1.1]
(6 Pages PDF: 254KB)

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