STV6437
Audio/video buffer and four-channel SD/PS/HD video filter-
Active
The STV6437 is a fully integrated solution for filtering and buffering standard-definition, progressive-scan and high-definition signals, and buffering stereo audio signals from the MPEG decoder of a digital receiver, Blu-ray or DVD player, or iDTV plug-in.
The STV6437 embeds four buffers with low-pass filters, three for HD (selectable 7/15/30 MHz) and one for SD (7 MHz), and a dual audio amplifier that operates with either differential or single-ended inputs.
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Datasheet
Key Features
- I2C bus control
- Video section:
Selectable 7-MHz/15-MHz/30-MHz, low-pass filters, plus bypass, on three encoder video inputs 7-MHz, low-pass filter on one encoder video input DC-coupled inputs Each output is capable of driving an AC- or DC-coupled, 150-Ω video load at 3 V pp and CVBS output can drive a dual, 75-Ω video load Fixed gain of 6 dB for each channel Selective video output muting of HD and SD channels - Audio section:
Stereo sound capability Differential or single-ended audio inputs Audio outputs drive 2-kΩ loads at 3 V RMS Selectable audio gain of 0 to 28 dB Audio output muting 9 V to 12 V single supply operation Pop-noise suppression management - Low power mode
Audio/video standby function - Applications
Set-top boxes (IP, cable, satellite, terrestrial) Integrated digital TV plug-in Blu-ray and DVD players
Design Resources
TopTechnical Documentation
Product Specifications
| Description | Version | Size |
|---|---|---|
DB1322: Audio/video buffer and four-channel SD/PS/HD video filter
|
1.0 | 96 KB |
Sample & Buy
Top| Part Number | Marketing Status | Package | Packing Type | Order From ST | Unit Price (US$)* @ | Distributor Availability | RoHS Compliance Grade | Download Material Declaration** |
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|---|---|---|---|---|---|---|---|---|---|---|---|---|
| STV6437AJ | Active | VFQFPN 28 5x5x1.0 | Tray | - | No data reported, please contact our Distributors | Ecopack2 | - | |||||
| STV6437AJT | Active | VFQFPN 28 5x5x1.0 | Tape And Reel | - | No data reported, please contact our Distributors | Ecopack2 | - | |||||
(*) Suggested Resale Price per unit (USD) for BUDGETARY USE ONLY. For quotes, prices in local currency, please contact your local ST Sales Office or our Distributors (**) The Material Declaration forms available on st.com may be generic documents based on the most commonly used package within a package family. For this reason, they may not be 100% accurate for a specific device. Please contact our sales support for information on specific devices. |
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