ADRF6780

Data Sheet

Rev. D | Page 2 of 35

TABLE OF CONTENTS

Features .............................................................................................. 1

Applications....................................................................................... 1

General Description ......................................................................... 1

Functional Block Diagram .............................................................. 1

Revision History ............................................................................... 2

Specifications..................................................................................... 3

Absolute Maximum Ratings............................................................ 6

Thermal Resistance ...................................................................... 6

ESD Caution.................................................................................. 6

Pin Configuration and Function Descriptions............................. 7

Typical Performance Characteristics ............................................. 9

I/Q Mode ....................................................................................... 9

IF Mode........................................................................................ 14

Output Detector Performance.................................................. 19

Return Loss.................................................................................. 20

Theory of Operation ...................................................................... 21

Baseband...................................................................................... 21

Single Sideband (SSB) Upconversion ...................................... 21

LO Input Path.............................................................................. 21

Serial Port Interface (SPI).......................................................... 21

Applications Information .............................................................. 23

Carrier Feedthrough Nulling.................................................... 23

Sideband Suppression Optimization ....................................... 23

Linearity....................................................................................... 23

ADC ............................................................................................. 23

Wide Frequency Performance .................................................. 24

Layout .......................................................................................... 24

LO Input Driven Differential vs. Single Ended .......................... 25

Register Summary .......................................................................... 27

Register Details: Wideband Upconverter.................................... 28

Control Register ......................................................................... 28

ALARM_READBACK Register ............................................... 28

ALARM_MASK Register.......................................................... 29

Enable Register ........................................................................... 29

Linearize Register....................................................................... 30

LO_PATH Register..................................................................... 30

ADC_CONTROL Register ....................................................... 31

ADC_OUTPUT Register .......................................................... 31

Basic Connections for Operation................................................. 32

Outline Dimensions....................................................................... 35

Ordering Guide .......................................................................... 35

REVISION HISTORY

1/2019—Rev. C to Rev. D

Changes to ADC Section............................................................... 23

7/2018—Rev. B to Rev. C

Changes to Ordering Guide .......................................................... 35

10/2017—Rev. A to Rev. B

Changes to Maximum Junction Temperature Parameter, Table 2... 6

Change to Table 4......................................................................................... 7

Changes to Figure 31 Caption.................................................................13

Changes to Ordering Guide.....................................................................35

5/2016—Rev. 0 to Rev. A

Change to Table 4 ............................................................................. 7

Changes to Figure 40...................................................................... 15

Changes to Figure 47...................................................................... 16

Changes to Figure 58...................................................................... 18

Change to Figure 84 ....................................................................... 33

Changes to Table 16........................................................................ 34

3/2016—Revision 0: Initial Version