Analog Devices ADRV9002

Preliminary Technical Data UG-1828
Rev. PrB | Page 3 of 277
Analog Front-End Components ............................................ 117
LPF ............................................................................................. 118
ADC ........................................................................................... 118
Digital Front End Components ............................................. 118
DC Offset .................................................................................. 119
QEC ............................................................................................ 119
DDC ........................................................................................... 120
Frequency Offset Correction .................................................. 120
PFIR ........................................................................................... 120
RSSI ............................................................................................ 120
Receive Data Chain API Programming ................................ 121
Transmitter/Receiver/Observation Receiver Signal Chain
Calibrations ................................................................................... 122
Initial Calibrations ................................................................... 122
Tracking Calibrations .............................................................. 131
Receiver Gain Control ................................................................. 135
Receiver Datapath .................................................................... 136
Gain Control Modes ................................................................ 138
Gain Control Detectors ........................................................... 146
AGC Clock and Gain Block Timing ..................................... 149
Analog Gain Control API Programming ............................. 150
Digital Gain Control and Interface Gain (Slicer) ................ 157
Digital Gain Control and Interface Gain API Programming
.................................................................................................... 160
Usage Recommendations ....................................................... 161
TES Configuration and Debug information ........................ 161
Rx Demodulator ........................................................................... 164
Rx Narrow-band Demodulator Subsystem .......................... 164
Normal IQ Output Mode ....................................................... 168
Frequency Deviation Output Mode ...................................... 168
API Programming.................................................................... 169
Power Saving and Monitor Mode .............................................. 171
Power-Down Modes ................................................................ 171
Power-Down/Power-Up Channel in Calibrated State ....... 172
Dynamic Interframe Power Saving ....................................... 172
Monitor Mode .......................................................................... 174
Digital Predistortion .................................................................... 176
Background ............................................................................... 176
ADRV9001 DPD Function ..................................................... 176
ADRV9001 DPD Supported Waveforms ............................. 178
ADRV9001 DPD Performance .............................................. 178
DPD Configuration ................................................................. 180
Board Configuration ................................................................ 186
Save and Load DPD Coefficients from Last Transmission . 187
DPD API Programming .......................................................... 187
DPD Tuning and Testing ........................................................ 188
General-Purpose Input/Output and Interrupt Configuration
......................................................................................................... 191
Digital GPIO Operation ........................................................... 192
Analog GPIO Operation .......................................................... 195
Interrupt ..................................................................................... 196
Auxiliary Converters and Temperature Sensor ........................ 198
Auxiliary DAC (AuxDAC) ...................................................... 198
Auxiliary ADC (AuxADC) ...................................................... 198
Temperature Sensor ................................................................. 199
RF Port Interface Information .................................................... 200
Transmit Ports: TX1± and TX2± ........................................... 200
Receive Ports: RX1A±, RX1B±, RX2A±, and RX2B± ......... 200
External LO Ports: LO1± and LO2± ...................................... 200
Device Clock Port: DEV_CLK1± ........................................... 200
RF Rx/Tx Ports Impedance Data ............................................ 200
General Receiver Port Interface .............................................. 203
General Transmitter Bias and Port Interface ........................ 204
Impedance Matching Network Examples ............................. 207
Receiver RF Port Impedance Matching Network ................ 207
Receiver RF Port Impedance Match Measurement Data .... 210
Transmitter RF Port Impedance Matching Network .......... 212
Transmitter RF Port Impedance Match Measurement Data
..................................................................................................... 213
External LO Port Impedance Matching Network ................ 214
External LO Impedance Match Measurement Data ............ 217
Connection for External Device Clock (DEV_CLK_IN) .... 218
DEV_CLK_IN Phase Noise Requirements ........................... 220
Connection for MultiChip Synchronization (MCS) input . 221
Printed Circuit Board Layout Recommendations.................... 222
PCB Material And Stack Up Selection ................................... 222
Fan-out and Trace Space Guidelines ..................................... 223
Component Placement and Routing Priorities .................... 224
RF and Data Port Transmission Line Layout ....................... 230
Isolation Techniques Used on the ADRV9001 Evaluation
Card ............................................................................................ 237
Power Supply Recommendations ............................................... 240
ADRV9001 Evaluation System ................................................... 243
Initial Setup ................................................................................ 243