Product Summary

The LMH6517SQE+ is a dual ADC. The LMH6517SQE+ contains two high performance digitally controlled variable gain amplifiers (DVGA). It has been designed for use in narrowband and broadband IF sampling applications. Typically the LMH6517SQE+ 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 automatic gain control (AGC) is required to increase system dynamic range. The applications of the LMH6517SQE+ include Cellular base stations, IF sampling receivers, Instrumentation, Modems and Imaging.

Parametrics

LMH6517SQE+ absolute maximum ratings: (1)ESD Tolerance, Human Body Model: 2 kV; Machine Model: 200V; (2)Positive Supply Voltage (Pin 3): -0.6V to 5.5V; (3)Output Voltage (Pin 14,15), Differential Voltage between Any; (4)Two Grounds: <200 mV; (5)Analog Input Voltage Range: -0.6V to VCC; (6)Digital Input Voltage Range: -0.6V to 3.6V; (7)Output Short Circuit Duration (one pin to ground) Infinite; (8)Junction Temperature: +150℃; (9)Storage Temperature Range: -65 to +150℃; (10)Soldering Information, Infrared or Convection (20 sec): 235℃; Wave Soldering (10 sec): 260℃.

Features

LMH6517SQE+ features: (1)Accurate, 0.5dB gain steps; (2)200Ω Resistive, differential input; (3)Low impedance, differential output; (4)Disable function for each channel; (5)Parallel or serial gain control; (6)SPI compatible serial bus; (7)On chip register stores gain setting; (8)Low sensitivity of linearity and phase to gain setting; (9)Single 5V supply voltage; (10)Small footprint LLP package.

Diagrams

LMH6517SQE+ typical applicaitons

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