adf7023-j Analog Devices, Inc., adf7023-j Datasheet - Page 2

• Manufacturer Part Number: adf7023-j
• Description: High Performance, Low Power, Ism Band Fsk/gfsk/msk/gmsk Transceiver Ic
• Manufacturer: Analog Devices, Inc.

ADF7023-J
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications....................................................................................... 1
Revision History ............................................................................... 3
Functional Block Diagram .............................................................. 4
General Description ......................................................................... 4
Specifications..................................................................................... 6
Absolute Maximum Ratings.......................................................... 16
Pin Configuration and Function Descriptions........................... 17
Typical Performance Characteristics ........................................... 19
Terminology .................................................................................... 26
Radio Control.................................................................................. 27
Sport Mode ...................................................................................... 35
Packet Mode .................................................................................... 38
Interrupt Generation...................................................................... 44
RF and Synthesizer Specifications.............................................. 6
Transmitter Specifications........................................................... 7
Receiver Specifications ................................................................ 9
Timing and Digital Specifications............................................ 12
Auxilary Block Specifications ................................................... 13
General Specifications ............................................................... 14
Timing Specifications ................................................................ 15
ESD Caution................................................................................ 16
Radio States ................................................................................. 27
Initialization ................................................................................ 29
Commands .................................................................................. 30
Automatic State Transitions ...................................................... 32
State Transition and Command Timing.................................. 33
Packet Structure in Sport Mode ............................................... 35
Sport Mode in Transmit ............................................................ 35
Sport Mode in Receive............................................................... 35
Transmit Bit Latencies in Sport Mode ..................................... 35
Preamble ...................................................................................... 38
Sync Word ................................................................................... 39
Payload......................................................................................... 40
CRC .............................................................................................. 41
Postamble..................................................................................... 42
Transmit Packet Timing ............................................................ 42
Data Whitening .......................................................................... 43
Manchester Encoding ................................................................ 43
8b/10b Encoding ........................................................................ 43
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ADF7023-J Memory Map ............................................................. 47
SPI Interface .................................................................................... 49
Low Power Modes .......................................................................... 54
Downloadable Firmware Modules............................................... 62
Radio Blocks.................................................................................... 64
Peripheral Features......................................................................... 73
Interrupts in Sport Mode .......................................................... 46
BBRAM........................................................................................ 47
Modem Configuration RAM (MCR) ...................................... 47
Program ROM ............................................................................ 47
Program RAM ............................................................................ 47
Packet RAM ................................................................................ 48
General Characteristics ............................................................. 49
Command Access....................................................................... 49
Status Word ................................................................................. 49
Command Queuing ................................................................... 50
Memory Access........................................................................... 51
Example Low Power Modes...................................................... 57
Low Power Mode Timing Diagrams........................................ 59
WUC Setup ................................................................................. 60
Firmware Timer Setup............................................................... 61
Writing a Module to Program RAM........................................ 62
Image Rejection Calibration Module ...................................... 62
AES Encryption and Decryption Module............................... 62
Reed-Solomon Coding Module ............................................... 62
Frequency Synthesizer ............................................................... 64
Crystal Oscillator........................................................................ 65
Modulation.................................................................................. 65
RF Output Stage.......................................................................... 66
PA/LNA Interface....................................................................... 66
Receive Channel Filter............................................................... 66
Image Channel Rejection .......................................................... 66
Automatic Gain Control (AGC)............................................... 66
RSSI .............................................................................................. 67
2FSK/GFSK/MSK/GMSK Demodulation............................... 69
Clock Recovery........................................................................... 71
Recommended Receiver Settings for
2FSK/GFSK/MSK/GMSK ......................................................... 71
Analog-to-Digital Converter .................................................... 73
Temperature Sensor ................................................................... 73