PRODUCT SPECIFICATION
nRF24AP1 Single Chip 2.4 GHz Radio Transceiver with Embedded ANT Protocol
Nordic Semiconductor ASA - Vestre Rosten 81, N-7075 Tiller, Norway - Phone +4772898900 - Fax +4772898989
Revision: 1.0 Page 3 of 25 September 2006
TABLE OF CONTENTS
FEATURES.....................................................................................................................................................1
APPLICATIONS.............................................................................................................................................1
GENERAL DESCRIPTION............................................................................................................................1
QUICK REFERENCE DATA.........................................................................................................................1
REFERENCES ................................................................................................................................................2
TABLE OF CONTENTS ................................................................................................................................3
1. BLOCK DIAGRAM................................................................................................................................4
2. PIN FUNCTIONS ...................................................................................................................................5
3. PIN ASSIGNMENT ................................................................................................................................5
4. ELECTRICAL SPECIFICATIONS ........................................................................................................6
5. PACKAGE OUTLINE ............................................................................................................................7
5.1 Package marking: ..............................................................................................................................9
6. ORDERING INFORMATION................................................................................................................9
7. ABSOLUTE MAXIMUM RATINGS...................................................................................................10
8. ARCHITECTURAL OVERVIEW........................................................................................................12
9. ANT INTERFACE ................................................................................................................................13
9.1 Physical Layer – Serial Interfacing .................................................................................................13
9.2 ANT Message Summary .................................................................................................................13
9.3 32kHz Clock Signal (EXT32K) ......................................................................................................13
9.4 Message Summary ..........................................................................................................................14
10. APPLICATION SPECIFIC CURRENT CONSUMPTION............................................................15
11. PERIPHERAL RF INFORMATION..............................................................................................16
11.1 Antenna output ...........................................................................................................................16
11.2 Output Power adjustment ...........................................................................................................16
11.3 Crystal Specification...................................................................................................................16
11.4 Sharing crystal with micro controller .........................................................................................17
11.5 Crystal parameters:.....................................................................................................................17
11.6 Input crystal amplitude & Current consumption ........................................................................17
11.7 PCB layout and de-coupling guidelines......................................................................................18
11.8 Reflow information ....................................................................................................................19
12. APPLICATION EXAMPLE...........................................................................................................20
12.1 nRF24AP1 with single ended matching network ....................................................................... 20
12.2 PCB layout example ...................................................................................................................22
13. DEFINITIONS ................................................................................................................................23
13.1 Nordic Semiconductor ASA – World Wide Distributors ...........................................................25
