AK4951EN
Consumer CircuitAK4951EN
Consumer Circuit
-
Manufacturer Part # : AK4951EN
-
Package/Case: QFN-32
-
Brand: Asahi Kasei Microdevices
-
Product Categories : CODECS
Quality Assurance
Quality Assurance
All parts procured from our supply chain network undergo a rigorous incoming inspection process. This meticulous inspection ensures that the parts received by our customers are authentic and meet the required standards. Additionally, we maintain detailed records of these inspections to ensure transparency and traceability throughout the supply chain.
![ship1](/img/ship1.png)
![ship2](/img/ship2.png)
![ship3](/img/ship3.png)
![ship4](/img/ship4.png)
![ship5](/img/ship5.png)
![ship6](/img/ship6.png)
Certification
We have successfully obtained various certification standards and have established our own professional testing laboratory. This ensures that every product we supply to our customers meets the highest quality standards. We adhere to strict testing protocols to maintain the consistency and accuracy of our products. To ensure that our products are original and genuine, we also collaborate with reputable third-party testing facilities to conduct rigorous quality testing. Our commitment to quality extends to meeting industry, legal, regulatory, and ISO 9001:2015 requirements.
Shipping & Payment
Shipping & Payment
About Shipping
We generally ship orders within a few business days through reliable shipping carriers such as FedEx, SF, UPS, or DHL. We also have support for other shipping methods. If you would like to inquire about specific shipping details or costs, please don't hesitate to reach out to us.
![questionContent1](/img/questionContent1.png)
![questionContent2](/img/questionContent2.png)
![questionContent3](/img/questionContent3.png)
![questionContent4](/img/questionContent4.png)
![ctc](/img//questionContentctc.png)
![pelican](/img//questionContentpelican.png)
![express](/img//questionContentexpress.png)
![chunghwa post](/img//questionContentchunghwapost.png)
About Payment
We accept various payment methods, including VISA, MasterCard, UnionPay, Western Union, PayPal, and other channels.
If you have a specific payment method in mind or would like to inquire about rates and other details, please feel free to contact us.
![wire](/img/wire.png)
WireTransfer
![questionContent7](/img/questionContent7.png)
Paypal
![cc](/img/cc.png)
CreditCard
![western](/img/western.png)
WesternUnion
![mg](/img/mg.png)
MoneyGram
Service & Packaging
Service & Packaging
About After Sales Service
All Parts Extended Quality Guarantee
Initiate the application within 90 days from the shipment date.
Confirm the return or exchange with our staff.
Maintain the goods in their original condition as received.
Lastly, please note that the eligibility for return or exchange of goods is subject to an assessment of the actual condition of the returned items. We will evaluate the received goods before finalizing the return or exchange process. If you have any inquiries or require further assistance regarding returns or exchanges, please don't hesitate to contact us at [email protected]
About packaging
Regarding packaging, our products are carefully packed in anti-static bags to provide ESD anti-static protection. The outer packaging is durable with secure closure. We support various packaging methods such as Tape and Reel, Cut Tape, Tube, or Tray.
![pg](/img/pg.png)
Example
![Tape and Reel](/img/Tape and Reel.png)
Tape and Reel
![Cut Tape](/img/Cut Tape.png)
Cut Tape
![Tube or Tray](/img/Tube or Tray.png)
Tube or Tray
AK4951EN DataSheet
![no-price](/img/no-price.jpg)
Current price plan is under preparation. Please contact our customer service team for the latest pricing information. Thank you for your understanding and support!
Details
Apart from its impressive audio capabilities, the AK4951EN also comes equipped with advanced digital filters and signal processing features, enhancing overall audio quality while minimizing the need for external components. Operating on low power consumption, it proves ideal for energy-efficient, battery-powered devices. Furthermore, its compact design ensures a space-efficient solution for systems with limited layout options. With user-friendly programmable settings and intuitive control interfaces, integrating the AK4951EN into different audio setups becomes a straightforward task, offering flexibility and convenience to developers and designers
Key Features
- Analog Input (AK4951EN) 3 Stereo Single-ended inputs with Selectors (AK4951EG) 2 Stereo and 1 Monaural Single-ended inputs with SelectorsMicrophone Amplifier: +30dB ~ 0dB, 3dB StepMicrophone Power Supply: 2.0V or 2.4V, Noise Level= -108dBVDigital ALC (Automatic Level Control) - Setting Range: +36dB 52.5dB, 0.375dB Step & MuteADC Performance: S/(N+D): 83dB, DR, S/N: 88dB (MIC-Amp=+18dB)S/(N+D): 85dB, DR, S/N: 96dB (MIC-Amp=0dB)Microphone Sensitivity CorrectionAutomatic Wind Noise Reduction Filter5-Band Notch Filter: Include Dynamic Gain ControlStereo Separation Emphasis CircuitDigital Microphone Interface
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
ECCN (US) | EAR99 | Part Status ! | Obsolete |
HTS | 8542.39.00.01 | Automotive | No |
PPAP | No | Type | General Purpose |
ADC/DAC Resolution (bit) | 24 | Interface Type | Serial (3-Wire, I2S) |
Minimum Operating Supply Voltage (V) | 1.6|2.8 | Typical Operating Supply Voltage (V) | 3.3|1.8 |
Maximum Operating Supply Voltage (V) | 1.98|3.5 | Power Supply Type ! | Analog|Digital |
Maximum Power Dissipation (mW) | 840 | Minimum Operating Temperature (°C) | -40 |
Maximum Operating Temperature (°C) | 85 | Mounting | Surface Mount |
Package Height | 0.75(Max) | Package Width | 4 |
Package Length | 4 | PCB changed | 32 |
Standard Package Name | QFN | Supplier Package | QFN EP |
Pin Count ! | 32 | Lead Shape | No Lead |
Datasheet PDF
Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.
FAQs
What is AK4951EN?
The AK4951EN is a high-performance stereo digital-to-analog converter (DAC) designed by AKM Semiconductor. It is specifically designed for audio applications where high-quality audio reproduction is critical, such as portable media players, smartphones, and audio interfaces.
How Does AK4951EN Work?
The AK4951EN functions as a DAC by converting digital audio signals into analog signals with high fidelity and low distortion. It utilizes advanced digital signal processing techniques to enhance audio quality, providing a superior listening experience. The DAC is designed to work seamlessly with various audio codecs and interfaces commonly found in audio systems.
How Many Pins does AK4951EN have and What are the Functions of the Pinout Configuration?
The AK4951EN is housed in a small footprint 24-pin QFN (Quad Flat No-leads) package. The pinout configuration includes:
- AVDD, DVDD: Analog and digital power supply pins, respectively.
- AGND, DGND: Analog and digital ground pins, respectively.
- LRCK, BICK, SDTI, SDTO: Audio interface pins for clock and data signals.
- VREFOUT, VREFIN: Reference voltage pins for internal and external reference voltages.
- APLL: Audio PLL clock input pin.
- LOUT, ROUT: Left and right analog audio output pins.
What are the Pros and Cons of AK4951EN?
Pros:
- High Audio Quality: Provides high-fidelity audio reproduction with low distortion.
- Low Power Consumption: Operates efficiently in portable devices for extended battery life.
- Flexible Interface: Supports various audio interfaces for seamless integration into audio systems.
- Compact Package: The small QFN package allows for space-saving designs.
- Integrated Features: Includes built-in functions such as a headphone amplifier for added convenience.
Cons:
- Cost: Higher performance audio DACs like the AK4951EN may come at a higher cost.
- Complexity: Requires knowledge of audio signal processing for optimal usage.
- External Components: Additional external components may be needed for specific system requirements.
Are There Any Equivalents/Alternatives to AK4951EN for Recommendation?
- The AKM AK4490EQ is a higher-end audio DAC with enhanced performance characteristics.
- Alternatives to the AK4951EN include the Cirrus Logic CS4344 and the TI PCM5102A for different audio applications.
Recommend Parts
-
The AK4114VQ features a 48-pin LQFP package and is designed to handle digital audio interfaces with one transmit and one receive channel
Brand: Asahi Kasei Microdevices Corporation Package/Case: LQFP
3,098 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
Provides high-quality sound with efficient conversion
Brand: Asahi Kasei Microdevices Corporation Package/Case: QFN EP
5,368 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
6,218 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
AK4571VQ Consumer Circuit 0.50 MM Pitch LQFP-48
Brand: Asahi Kasei Microdevices Corporation Package/Case: LQFP
5,519 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
A consumer circuit known as AK4552VT is enclosed in a PDSO16 container with a 0.65 mm pitch, made from plastic, and shaped in a TSSOP-16 design
Brand: Asahi Kasei Microdevices Package/Case: TSSOP-16
3,088 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
AK4556VT
$1.088 A professional-grade solution for capturing high-fidelity audio, this interface excels in studio settings, live performances, or remote recording
Brand: Asahi Kasei Microdevices Package/Case: TSSOP-20
7,395 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
3,642 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
AK4637EN
$0.293 The 20-pin QFN EP package of AK4637EN makes it easy to integrate into various designs
Brand: Asahi Kasei Microdevices Package/Case: QFN
3,970 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
Lead Free LQFP-48 Consumer Circuit with 0.50mm Pitch
Brand: Asahi Kasei Microdevices Package/Case: QFP
5,716 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
Serial 24-bit audio interface designed for audio applications
Brand: AKM Package/Case: TSSOP20
7,797 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1