LMH6514 - Texas Instruments

LMH6514 Variable Gain Amplifier

The LMH6514 is a high performance, digitally controlled variable gain amplifier (DVGA). It combines precision gain control with a low noise, ultra-linear, differential amplifier. Typically, the LMH6514 drives a high performance ADC in a broad range of mixed signal and digital communication applications such as mobile radio and cellular base stations where au.

Features

1
•2 Adjustable Gain with a 42 dB Range
• Precise 6.02 dB Gain Steps
• Parallel 3 Bit Gain Control
• On Chip Register Gain Setting
• Fully Differential Signal Path
• Single Ended to Differential Capable
• 200Ω Input Impedance
• Small Footprint (4 mm x 4 mm) WQFN Package APPLICATIONS
• Cellular Base Stations
• IF Sampling Receivers
• Instrumentation
• Modems
• Imaging
• Differential Line Receiver KEY SPECIFICATIONS
• 600 MHz bandwidth at 100Ω load
• 39 dBm OIP3 at 75 MHz, 200Ω load
• 26 dB to 38 dB maximum gain
• Selectable output impedance of 200Ω or 400Ω.
• 8.3 dB noise figure
• 5 ns gain ste.