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AK4191EQ
MP
Premium Digital ΔΣ Modulator
Premium Digital ΔΣ Modulator
MP
Description
The AK4191EQ is a new concept Multi-bit stereo Premium Digital Data Converter employing VELVETSOUND™ technology. By using the AK4191EQ to process the digital signal for D/A conversion, we have minimized the effects of digital noise within the analog output, resulting in a perceived improvement of the ratio of signal to noise. The AK4191EQ has a built-in digital filter with multi-bit sigma delta modulator and 256 times oversampling processing. A wide variety of music can playback by inputting 1536kHz PCM data and DSD1024 data.
Key Features
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Premium discrete delta-sigma modulator - combine with the AK4499EXEQ for a HiFi DAC experience
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Extreme high-res playback: PCM 64-bit/1536kHz, DSD1024
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256x over-sampling digital filter
Applications
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Network Audio, USB DACs, CD/SACD Players, Wireless Speaker Systems, Soundbars, Digital Audio Players, Electronic Musical Instruments, Audio Interfaces, Digital Mixers
Specifications
| Part Number |
AK4191EQ |
|---|---|
| Number of Channels |
2 |
| Analog Output Type |
- |
| Bits [bit] |
64 |
| THD+N [dB] |
-153 |
| S/N [dB] |
156 |
| Power Supply Voltage (MIN.) [V] | |
| Power Supply Voltage (TYP.) [V] |
3.3 / 1.8 / 1.2 |
| Power Supply Voltage (MAX.) [V] | |
| 2Vrms Line Driver | |
| Headphone Amplifier | |
| Other |
VELVETSOUND, Digital Data Converter |
| Operating Temperature [℃] |
-40 to 85 |
| Device Package |
HTQFP |
| Number of Pins |
64 |
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
AK4191EQ Datasheet
English [200900053-E-01]
(130 Pages PDF: 6.76MB)
AK4191EQ Application Note
English [C018-01]
(24 Pages PDF: 1.04MB)
Please fill in the following form and send it to us.
A URL for downloading will be sent to your registered email address.
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Related Product
The AK4191EQ + AK4499EXEQ two-chip solution provides the industry-leading level of high performance and high-quality sound reproduction.
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