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NRF24L01 Datasheet PDF - Nordic

Part Number NRF24L01
Description Single Chip 2.4GHz Transceiver
Manufacturers Nordic 
Logo Nordic Logo 



Preview ( 30 pages )
		
NRF24L01 datasheet, circuit
nRF24L01
Single Chip 2.4GHz Transceiver
Product Specification
Key Features
Applications
• Worldwide 2.4GHz ISM band operation
• Up to 2Mbps on air data rate
• Ultra low power operation
• 11.3mA TX at 0dBm output power
• 12.3mA RX at 2Mbps air data rate
• 900nA in power down
• 22µA in standby-I
• On chip voltage regulator
• 1.9 to 3.6V supply range
• Enhanced ShockBurst™
• Automatic packet handling
• Auto packet transaction handling
• 6 data pipe MultiCeiver™
• Air compatible with nRF2401A, 02, E1 and
E2
• Low cost BOM
• ±60ppm 16MHz crystal
• 5V tolerant inputs
• Compact 20-pin 4x4mm QFN package
• Wireless PC Peripherals
• Mouse, keyboards and remotes
• 3-in-one desktop bundles
• Advanced Media center remote controls
• VoIP headsets
• Game controllers
• Sports watches and sensors
• RF remote controls for consumer electronics
• Home and commercial automation
• Ultra low power sensor networks
• Active RFID
• Asset tracing systems
• Toys
All rights reserved.
Reproduction in whole or in part is prohibited without the prior written permission of the copyright holder.
July 2007

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NRF24L01 equivalent
nRF24L01 Product Specification
7.5.1
Auto Acknowledgement ................................................................... 29
7.5.2
Auto Retransmission (ART) ............................................................. 29
7.6 Enhanced ShockBurst flowcharts ........................................................ 31
7.6.1
PTX operation.................................................................................. 31
7.6.2
PRX operation ................................................................................. 33
7.7 Multiceiver ............................................................................................ 35
7.8 Enhanced ShockBurstTM timing .......................................................... 38
7.9 Enhanced ShockBurstTM transaction diagram .................................... 40
7.9.1
Single transaction with ACK packet and interrupts.......................... 40
7.9.2
Single transaction with a lost packet ............................................... 41
7.9.3
Single transaction with a lost ACK packet ....................................... 41
7.9.4
Single transaction with ACK payload packet ................................... 42
7.9.5
Single transaction with ACK payload packet and lost packet .......... 42
7.9.6
Two transactions with ACK payload packet and the first
ACK packet lost ............................................................................... 43
7.9.7
Two transactions where max retransmissions is reached ............... 43
7.10
Compatibility with ShockBurst™ .......................................................... 44
7.10.1
ShockBurst™ packet format ............................................................ 44
8 Data and Control Interface ....................................................................... 45
8.1 Features ............................................................................................... 45
8.2 Functional description .......................................................................... 45
8.3 SPI operation ....................................................................................... 45
8.3.1
SPI Commands ............................................................................... 45
8.3.2
SPI timing ........................................................................................ 47
8.4 Data FIFO ............................................................................................ 51
8.5 Interrupt ................................................................................................ 52
9 Register Map.............................................................................................. 53
9.1 Register map table ............................................................................... 53
10 Peripheral RF Information ........................................................................ 59
10.1
Antenna output ..................................................................................... 59
10.2
Crystal oscillator ................................................................................... 59
10.3
nRF24L01 sharing crystal with an MCU............................................... 59
10.3.1
Crystal parameters .......................................................................... 59
10.3.2
Input crystal amplitude and current consumption ............................ 59
10.4
PCB layout and decoupling guidelines................................................. 60
11 Mechanical specifications........................................................................ 61
12 Ordering information ................................................................................ 63
12.1
Package marking ................................................................................. 63
12.2
Abbreviations ....................................................................................... 63
13 Glossary of Terms..................................................................................... 64
Appendix A - Enhanced ShockBurst™ - Configuration
and Communication Example .................................................................. 65
Enhanced ShockBurst™ Transmitting Payload ................................... 65
Enhanced ShockBurst™ Receive Payload .......................................... 65
Appendix B - Configuration for compatibility with nRF24XX................ 67
Appendix C - Carrier wave output power................................................ 68
Revision 2.0
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Information Total 30 Pages
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