Specifications

Table of Contents
2-1 INTRODUCTION ...................................2-3
2-2 SYSTEM OVERVIEW .................................2-3
2-3 SOURCE MODULE ..................................2-4
Digital Interface ..................................2-5
Main Oscillator Loops ...............................2-5
Offset Oscillator Loops ..............................2-5
DDS Reference Clock ...............................2-6
Bounding Circuitry ................................2-6
Speed-Up Circuitry ................................2-7
Frequency Bands and Switched Filters......................2-7
Heterodyne Oscillator ...............................2-7
ALC Circuitry ...................................2-8
Operation Modes..................................2-8
2-4 RECEIVER MODULE ................................2-10
Down Conversion Module ............................2-10
Digital Interface .................................2-10
Test Channel Intermediate Frequency Path ..................2-11
Reference Channel Intermediate Frequency Path ...............2-12
Sampling of the Intermediate Frequency ....................2-13
ADC Clock Generation/ DSP Communication Port Interface .........2-14
10 MHz Clock Distribution ...........................2-14
RF Component Control..............................2-14
Chapter 2
Theory of Operation