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TRF3722 Quadrature Modulator with Integrated PLL and VCO
SLWS245B
May 2014 – February 2017
TRF3722
PRODUCTION DATA.
CONTENTS
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TRF3722 Quadrature Modulator with Integrated PLL and VCO
1
Features
2
Applications
3
Description
4
Revision History
5
Pin Configuration and Functions
6
Specifications
6.1
Absolute Maximum Ratings
6.2
ESD Ratings
6.3
Recommended Operating Conditions
6.4
Thermal Information
6.5
Electrical Characteristics
6.6
Typical Characteristics
6.6.1
Modulator Output Spectrum
6.7
Typical Characteristics - Output Power
6.8
Typical Characteristics - Gain
6.9
Typical Characteristics - OIP3
6.10
Typical Characteristics - OIP2
6.11
Typical Characteristics - OP1dB
6.12
Typical Characteristics - Noise
6.13
Typical Characteristics - Unadjusted CF
6.14
Typical Characteristics - Unadjusted SBS
6.15
Typical Characteristics - LO Harmonic
6.16
Typical Characteristics - BB Harmonic
6.17
Typical Characteristics - RF Output Return Loss
6.18
Typical Characteristics - PLL/VCO
6.19
Typical Characteristics - Current Consumption
6.20
Typical Characteristics - Power Dissipation
7
Parameter Measurement Information
7.1
Serial Interface Timing Diagram
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Feature Description
8.3.1
RF Output
8.3.2
Baseband Inputs
8.3.3
LO Output
8.3.4
PLL Architecture
8.3.5
External VCO
8.3.6
Loop Filter
8.3.7
Lock Detect
8.4
Device Functional Modes
8.4.1
Selecting PLL Divider Values
8.4.2
Setup Example for Integer Mode
8.4.3
Integer and Fractional Mode Selection
8.4.4
Selecting the VCO and VCO Frequency Control
8.5
Register Maps
8.5.1
Serial interface Register Definition
8.5.1.1
BIAS SETTINGS
9
Application and Implementation
9.1
Application Information
9.2
Typical Application
9.2.1
Design Requirements
9.2.2
Detailed Design Procedures: DAC to Modulator Interface Network
9.2.3
Application Curves: DAC34H84 with TRF3722 Modulator Performance
10
Power Supply Recommendations
11
Layout
11.1
Layout Guidelines
11.2
Layout Example
12
Device and Documentation Support
12.1
Receiving Notification of Documentation Updates
12.2
Community Resources
12.3
Trademarks
12.4
Electrostatic Discharge Caution
12.5
Glossary
13
Mechanical, Packaging, and Orderable Information
IMPORTANT NOTICE
Package Options
Mechanical Data (Package|Pins)
RGZ|48
MPQF123F
Thermal pad, mechanical data (Package|Pins)
RGZ|48
QFND031W
Orderable Information
slws245b_oa
slws245b_pm
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