THS7316 3-Channel HDTV Video Amplifier with 5th Order Filters and 6dB Gain | TI.com

THS7316
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3-Channel HDTV Video Amplifier with 5th Order Filters and 6dB Gain

 

Description

Fabricated using the Silicon-Germanium (SiGe) BiCom-III process, the THS7316 is a low power single-supply 3-V to 5-V, 3-channel integrated video buffer. It incorporates a 5th-order modified Butterworth filter which is useful as a DAC reconstruction filter or an ADC anti-aliasing filter. The 36-MHz filter is a perfect choice for HDTV video which includes Y’P’BP’R 720p/1080i, G’B’R’ (R’G’B’), and VGA/SVGA/XGA signals.

As part of the THS7316 flexibility, the input can be configured for ac or dc coupled inputs. The DC + 140-mV input offset shift to allow for a full sync dynamic range at the output with 0-V input. The AC coupled modes include a transparent sync-tip clamp option for signals with sync such as Y’ or Green with sync. AC-coupled biasing for P’B/P’R/Non-sync channels can be achieved by adding an external resistor.

The THS7316 is the perfect choice for all output buffer applications. Its rail-to-rail output stage with 6-dB gain allows for both ac and dc line driving. The ability to drive 2 video lines per channel, or 75- loads, allows for maximum flexibility as a video line driver. The 18.3-mA total quiescent current makes it an excellent choice for USB powered, portable, or other power sensitive video applications.

The THS7316 is available in a small SOIC-8 package that is RoHS compliant.

Features

  • 3 HDTV Video Amplifiers for Y’P’BP’R 720p and 1080i, G’B’R’ (R’G’B’), VGA/SVGA/XGA
  • Integrated Low-Pass Filters
    • 5th-Order 36-MHz (–3 dB) Butterworth Filter
      • –1 dB Passband Bandwidth at 31 MHz
      • 30 dB Attenuation at 74 MHz
  • Versatile Input Biasing
    • DC-Coupled With 140-mV Input Shift
    • AC-Coupled with Sync-Tip Clamp
    • Allows AC-Coupled With Biasing
  • Built-in 6-dB Gain (2V/V)
  • 3-V to 5-V Single Supply Operation
  • Rail-to-Rail Output:
    • Output Swings Within 100 mV From the Rails Allowing AC or DC Output Coupling
    • Supports Driving 2 Lines per Channel
  • Low 18.3-mA at 3.3-V Total Quiescent Current
  • Low Differential Gain/Phase of 0.1% / 0.1°
  • SOIC-8 Package
  • APPLICATIONS
    • Set Top Box Output Video Buffering
    • PVR/DVDR Output Buffering
    • USB/Portable Low Power Video Buffering

Parametrics

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Part number Order Operating temperature range (C) Package Group Package size: mm2:W x L (PKG) Rating
THS7316 Order now -40 to 85     SOIC | 8     8SOIC: 19 mm2: 3.91 x 4.9 (SOIC | 8)     Catalog    
THS7314 Order now -40 to 85     SOIC | 8     8SOIC: 19 mm2: 3.91 x 4.9 (SOIC | 8)     Catalog    
THS7315 Samples not available -40 to 85     SOIC | 8     8SOIC: 19 mm2: 3.91 x 4.9 (SOIC | 8)     Catalog    
THS7320 Order now -40 to 85     DSBGA | 9     See datasheet (DSBGA)     Catalog    
THS7374 Order now -40 to 85     TSSOP | 14     14TSSOP: 32 mm2: 6.4 x 5 (TSSOP | 14)     Catalog