LMH6521/2 High Performance Dual/Quad DVGA Overview

• DVGA Products

Loren presents a technical overview of the LMH6521/2 high performance dual/quad DVGAs including filter optimization, OIP3 performance, cascaded gain. The LMH6521 features:

• High linearity (48.5 dBm OIP3, -84 dBc HD2)
• High accuracy (0.45 deg phase matching, +/-0.04 dB gain matching)
• Low impedance differential output
• 200 Ohm resistive differential input
• Disable function for each channel
• Parallel gain control
• SPI-compatible serial bus
• Two-wire pulse mode control
• On-chip register stores gain setting
• Low sensitivity of linearity and phase to gain setting
• Single 5V supply
• LLP package