HMC703LP4E Datasheet, PDF (54/58 Pages) Hittite Microwave Corporation – 8 GHZ FRACTIONAL SYNTHESIZER

v02.0813
HMC703LP4E
8 GHz fractional synthesizer
Figure 22. Reference Input Sensitivity Sinusoid Wave, 50 Ω ^[9] 7
Figure 24. RF Input Return Loss ^[11] 7
Figure 25. 2-Way Auto Sweep
8
Table 2. Pin Descriptions 9
Table 3. Absolute Maximum Ratings
10
Outline Drawing 11
Table 4. Package Information
11
Evaluation PCB
12
Table 5. Evaluation Order Information
12
Evaluation PCB Block Diagram 13
Evaluation PCB Schematic 13
Theory Of Operation
14
PLL Basics
14
High Performance Low Spurious Operation 15
Figure of Merit, Noise Floor, and Flicker Noise Models
15
Spurious Performance 17
Integer Operation 17
Fractional Operation
18
Operational Modes
19
Triggering
20
Fractional Mode or Exact Frequency Mode Frequency Updates
20
Initial Phase Control
20
Frequency Tuning
21
Integer Mode 21
Fractional Mode 21
Exact Frequency Mode 22
Using Hittite Exact Frequency Mode
23
FM Mode
24
PM Mode
24
Bi-Phase Modulation
25
Phase Step Control
25
Frequency Sweep Mode 25
2-Way Sweeps 26
1-Way Sweeps 27
Single Step Ramp Mode 27
Detailed Sweeper Configuration 28
Sweeper Configuration for Ultra Fine Step Sizes 29
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