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STVVGLNA：General-purpose, variable-gain, low-noise, RF amplifier for broadcast receiver applications

The STVVGLNA is a general-purpose, low-noise amplifier with a gain range of -17 dB to +15 dB. Its gain is regulated either autonomously by an integrated AGC loop or by software control.

It can be used, for example, as an input amplifier for a satellite set-top box.

Key Features

• 75-Ω single-ended input impedance
• 75-Ω single-ended or 150-Ω differential output impedance
• Dual differential or single-ended outputs
• Single 3.3-V DC supply
• Input frequency range 50 to 2150 MHz
• Fully integrated RF AGC with power monitoring
• Low external component count
• Low power consumption (145 mW typical)
• Temperature range -35 °C to 85 °C
• Compatible with 5-V and 3.3-V I2 C bus
• I2 C bus control (option)
• Four selectable I2 C addresses C8,CA,CC,CE
• Applications
  • Satellite set-top boxes
  • SMATV RF accessories
  • LNBs
  • DVB-T active indoor antennas
• Package
  • VFQFPN-16L 3x3x0.85 mm3 with exposed pad down (EPD)
  • Environmentally friendly packaging, RoHS (2002/95/EC) compliant.

Product Specifications

Sample & Buy

Quality & Reliability