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͹ԴRFIDϵͳ2.4GSOCоƬSI24R2F

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2019-4-22 10:58:13 | ʾȫ¥ |Ķģʽ
ڵĵ綯ǩУ԰гҪ2.4GΪǩɫ2.4GоƬRFID򡣵ΪRFIDƶ쵼ߣжͿƼ޹˾רעڳ͹ƵշIOTоƬп΢2.4GƷгƳ¿RFIDоƬͻͬʱԿͻƷCostdownԼԵ綯У԰ƳһSI24R2Fǿɼ֮ǰSI24R2Eϴ64οɱNVM洢˯ߵǴ󽵵ֻ200mA⻹¶ȱܺͰܣSI24R2EĻIOڣͻIJƷ




      Si24R2F һŹ2.45GHz ISM ƵΣרΪ͹ԴRFID ӦóƣǶʽ2.45GHz Ƶģ顢64 οɱNVM 洢ģԼԶģȡƵʷΧΪ2400MHz-2525MHz126 1MHz ŵڲɸPSRR LDO Դ֤1.9-3.6V ԴΧȶ
      Si24R2F GFSK ֵݴʿã֧2Mbps1Mbps 250Kbps ʡߵʿڸ̵ʱͬշ˿Ծи͵ĹġоƬʿɵڣʵӦóӦʺϵʣʡϵͳĹġ
      Si24R2F Ե͹ӦóϽرŻڹضģʽ£мĴֵFIFO ֲֵ䣬ضϵΪ700nAڴģʽ£ʱӱֹΪ20uAҿ130uS ʱڿʼݵķ䡣
      Si24R2F Զ书ܣڲWatchdog ڲRCOSC ʱӹڲTimerʱʼʱоƬ˯״̬£ʱΪ700nAڲTimer ʱԶԶݴNVM 洢װ뷢䣬ݷɺоƬ˯״̬Si24R2F ƽķdzͣرʺŦ۵عӦϵͳ
      Si24R2F 㣬ҪⲿMCUԶݵװ뷢䡣NVM洢Դ洢Ĵ뷢ݣ󲻻ᶪʧݿɱ10 ϡ3.3V ѹ£ⲿѹⲿMCU ͨоƬSPI ӿ
NVM ṇ̃оƬɱ̴Ϊ64 ΣоƬ֧NMV ֹNVMݻض֤ûݰȫ
      Si24R2F зdz͵ϵͳӦóɱҪⲿMCUΧԴһԴRFID ݷϵͳ


Ҫ



2.45GHz ISM Ƶ
64 οɱNVM 洢
г͹Զ书
е͵ѹԶ
зж
ɷͻͨŻ
3KHz RCOSC ӲWatchdog
3.3V ̵ѹ
ƷʽGFSK
ʣ2Mbps/1Mbps/250Kbps
͹ضϵ700nA
ʹ20uA
ʱ䣺 130uS
ԴѹΧ1.9-3.6V
I/O ѹΧ:1.9-5.25V
ͳɱ16MHz60ppm
߷书ʣ12dBm
(2Mbps): 16.8mA0dBm)
10MHz SPI ӿ
Ӳж
QFN20 װ
Si24R1 Si24R2 书
DES

Ӧ÷Χ



͹ԴRFID ϵͳ
ǻУ԰ϵͳ
綯гϵͳ
̶ʲϵͳ
ͣϵͳ

Shutdown ģʽ
оƬNVM ڲATR ܹرʱ,AUTX_FLAG Ϊ1оƬϵֱӽ Shutdown ģʽShutdown ģʽ£Si24R2F йģرգоƬֹͣ ĵСڲĴֵFIFO ֲֵ䣬ԿͨSPI ʵֶԼĴ Ķд״̬ʱоƬԼ700nACONFIG ĴPWR_UP λֵ Ϊ0оƬصShutdown ģʽ


ݰЭ
Si24R2F ڰͨţݰʽSi24R1 ͬоƬڲɻ棬 ԲҪⲿ΢ԤԶʵݰĴԪ֧1 32 ֽ ̬ݳȣݳݰڡҲԲù̶ݳȣͨĴָ ԪݵԶôԪڲ3 FIFOһη 3 ݡ


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