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Description
The QS7777PF/CF is an audio processor IC which implements the QSurround™ technology developed and licensed by QSound Labs, Inc. It processes Dolby Digital (AC-3) and Dolby Surround audio signals to produce enhanced virtual 3D sounds, even for 2-speaker systems. It can generate 2, 3, 4, and 5-channel speaker configurations, all with enhanced surround signal outputs.
Specifications and features
Enhanced surround signal from Dolby Digital (AC-3) and Dolby Surround (ProLogic) input signals
2-step adjustable sound enhancement
Supported speaker configurations:
- Dolby Digital (AC-3) 6-channel signals to 2, 3, 4, 5-channel speaker QSurround signal configurations
- Dolby Surround (ProLogic) 4-channel signals to 2, 3, 4-channel speaker QSurround signal configurations
Monaural to virtual stereo conversion
Parallel and 2 serial interface control modes selectable
- QS7777CF: I2C bus 2-wire serial interface
- QS7777PF: 3-wire serial interface (Data, Clock, Strobe)
5 to 13V analog supply
4.5 to 5.5V digital supply
48-pin QFP packageApplication Scenarios
DVD and laser disk players
TV and AV equipment
Multimedia products (including sound cards)
Car audio -
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Datasheet
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Shopping guide
Delivery period:
- - Will ship out in 2-3 days
- - DHL Express: 3-7 business days
- - DHL eCommerce: 12-22 business days
- - FedEx International Priority: 3-7 business days
- - EMS: 10-15 business days
Shipping fee:
- - Automatic Email notification (above 5 times)
- - View in your order page
Shipping option:
DHL, FedEx, EMS, SF Express, and Registered Air MailShipping tracking:
- - Automatic Email notification (above 5 times)
- - View in your order page
How to Buy:
- - In-stock, Add to cart > Check out > Submit order > Complete payment >Delivery.
- - Inquiry, Add to inquiry sheet/Submit bom/inquire file/Send email us > Quote > Place order > Complete payment >Delivery.
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Payment:
- - Paypal,Credit Card includes Visa, Master, American Express.
- - Wire transfer, include Local bank transfer.
- - Western Union.
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Popular parts of the same kind
- Datasheet: Download QS7777PF
- Chipdatas Part: CD88-QS7777PF
- Warehouse: China, Hong Kong
- Dispatch: Within 24 hours
- Free Shipping: Yes
- Prority Shipping: Yes, 3-5 days
- Last Updated: 2024/06/03 10:19 +0800
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- Full Refund if you don't receive your order
- Full or Partial Refund , If the item is not as described
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The fee is charged according to the rule of PayPal.
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The fee is charged according to the rule of PayPal.
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Western Union charge US$0.00 banking fee.
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We recommend to use bank transfer for large orders to save on handling fees.
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DHL(www.dhl.com)
$40 limited time offer. -
UPS(www.ups.com)
$40 limited time offer. -
FedEx(www.fedex.com)
$40 limited time offer. -
Registered Mail(www.singpost.com)
Free shipping without minimum order.