WM8731SEFL
PCM CodecWM8731SEFL
PCM Codec
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Manufacturer Part # : WM8731SEFL
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Package/Case: QFN-28
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Brand: CIRRUS LOGIC
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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.
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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.
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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.
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Paypal
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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.
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Example
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Tape and Reel
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Cut Tape
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Tube or Tray
WM8731SEFL DataSheet
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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
The WM8731 or WM8731L (WM8731/L) are low power stereo CODECs with an integrated headphone driver. The WM8731/L is designed specifically for portable MP3 audio and speech players and recorders. The WM8731 is also ideal for MD, CD-RW machines and DAT recorders.FEATURES • Highly Efficient Headphone Driver •Audio Performance - ADC SNR 90dB (‘A’ weighted) at 3.3V, 85dB at 1.8V - DAC SNR 100dB (‘A’ weighted) at 3.3V, 95dB at 1.8V •Low Power - Playback only 22mW, 8mW (‘L’ Variant) - Analogue Pass Through 12mW, 3.5mW (‘L’ variant) - 1.42 – 3.6V Digital Supply Operation - 2.7 – 3.6V Analogue Supply Operation - 1.8 – 3.6V Analogue Supply Operation (‘L’ Variant) • ADC and DAC Sampling Frequency: 8kHz – 96kHz • Selectable ADC High Pass Filter • 2 or 3-Wire MPU Serial Control Interface • Programmable Audio Data Interface Modes - I2S, Left, Right Justified or DSP - 16/20/24/32 bit Word Lengths - Master or Slave Clocking Mode • Microphone Input and Electret Bias with Side Tone Mixer • Available in 28-lead SSOP or 28-lead QFN packageAPPLICATIONS • Portable MP3 Players and Recorders • CD and Minidisc Recorders • PDAs / smartphones
Key Features
- Highly Efficient Headphone Driver
- Audio Performance
- - ADC SNR 90dB (‘A’ weighted) at 3.3V, 85dB at 1.8V
- - DAC SNR 100dB (‘A’ weighted) at 3.3V, 95dB at 1.8V
- Low Power
- - Playback only 22mW, 8mW (‘L’ Variant)
- - Analogue Pass Through 12mW, 3.5mW (‘L’ variant)
- - 1.42 – 3.6V Digital Supply Operation
- - 2.7 – 3.6V Analogue Supply Operation
- - 1.8 – 3.6V Analogue Supply Operation (‘L’ Variant)
- ADC and DAC Sampling Frequency: 8kHz – 96kHz
- Selectable ADC High Pass Filter
- 2 or 3-Wire MPU Serial Control Interface
- Programmable Audio Data Interface Modes
- - I2S, Left, Right Justified or DSP
- - 16/20/24/32 bit Word Lengths
- - Master or Slave Clocking Mode
- Microphone Input and Electret Bias with Side Tone Mixer
- Available in 28-lead SSOP or 28-lead QFN package
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
Rohs Code | Yes | Part Life Cycle Code | Obsolete |
Reach Compliance Code | compliant | HTS Code ! | 8542.39.00.01 |
Filter | YES | JESD-30 Code | S-PQCC-N28 |
Length | 5 mm | Number of Functions | 1 |
Number of Terminals | 28 | Operating Mode ! | SYNCHRONOUS |
Operating Temperature-Max | 85 °C | Operating Temperature-Min | -40 °C |
Package Body Material | PLASTIC/EPOXY | Package Code | HVQCCN |
Package Shape | SQUARE | Package Style | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE |
Seated Height-Max | 1 mm | Supply Voltage-Nom | 1.5 V |
Surface Mount ! | YES | Technology | CMOS |
Telecom IC Type | PCM CODEC | Temperature Grade ! | INDUSTRIAL |
Terminal Form ! | NO LEAD | Terminal Pitch ! | 0.5 mm |
Terminal Position | QUAD | Width | 5 mm |
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.
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