參數(shù)資料
型號(hào)： EM2420TR
廠商： Electronic Theatre Controls, Inc.
英文描述： 2.4 GHz IEEE 802.15.4 / ZigBee RF Transceiver
中文描述： 2.4 GHz IEEE 802.15.4標(biāo)準(zhǔn)/ ZigBee的射頻收發(fā)器
文件頁數(shù)： 3/89頁
文件大?。?/td> 1758K
代理商： EM2420TR
EM2420
Ember Part Number: 120-0049-000
C
EM2420 Datasheet
Page 3 of 89
Table of contents
Abbreviations_____________________________________________________________________5
References _______________________________________________________________________6
Features _________________________________________________________________________7
Absolute Maximum Ratings_________________________________________________________8
Electrical Specifications ____________________________________________________________9
Pin Assignment __________________________________________________________________14
Circuit Description _______________________________________________________________16
Application Circuit _______________________________________________________________18
Input / output matching ___________________________________________________________18
Bias resistor____________________________________________________________________18
Crystal ________________________________________________________________________18
Voltage regulator________________________________________________________________18
Power supply decoupling and filtering _______________________________________________18
IEEE 802.15.4 Modulation Format __________________________________________________22
Configuration Overview ___________________________________________________________23
Evaluation Software ______________________________________________________________24
4-wire Serial Configuration and Data Interface________________________________________25
Register access _________________________________________________________________25
Status byte_____________________________________________________________________26
Command strobes _______________________________________________________________27
RAM access____________________________________________________________________27
FIFO access____________________________________________________________________29
Multiple SPI access______________________________________________________________29
Microcontroller Interface and Pin Description ________________________________________30
Configuration interface ___________________________________________________________30
Receive mode __________________________________________________________________31
RXFIFO overflow_______________________________________________________________31
Transmit mode__________________________________________________________________32
General control and status pins _____________________________________________________32
Demodulator, Symbol Synchronizer and Data Decision _________________________________33
Frame Format ___________________________________________________________________33
Synchronization header___________________________________________________________34
Length field____________________________________________________________________35
MAC protocol data unit___________________________________________________________35
Frame check sequence____________________________________________________________35
RF Data Buffering________________________________________________________________37
Buffered transmit mode___________________________________________________________37
Buffered receive mode ___________________________________________________________38
Unbuffered, serial mode __________________________________________________________38
Address Recognition ______________________________________________________________39
Acknowledge Frames _____________________________________________________________40
Radio control state machine________________________________________________________42
MAC Security Operations (Encryption and Authentication) _____________________________44
Keys__________________________________________________________________________44
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EM242302 功能描述:柵欄接線端子 EURO MC421-38102 TERM RoHS:否 制造商:TE Connectivity / AMP 產(chǎn)品:Barrier Terminal Blocks 系列: 類型:Dual Barrier, Flat Block without Mounting Ears 節(jié)距:9.53 mm 位置/觸點(diǎn)數(shù)量:2 線規(guī)量程:22-12 電流額定值:20 A 電壓額定值:300 V 安裝風(fēng)格:Through Hole 安裝角:Vertical 端接類型:Screw 觸點(diǎn)電鍍:Tin
EM242303 功能描述:柵欄接線端子 EURO MC421-38103 TERM RoHS:否 制造商:TE Connectivity / AMP 產(chǎn)品:Barrier Terminal Blocks 系列: 類型:Dual Barrier, Flat Block without Mounting Ears 節(jié)距:9.53 mm 位置/觸點(diǎn)數(shù)量:2 線規(guī)量程:22-12 電流額定值:20 A 電壓額定值:300 V 安裝風(fēng)格:Through Hole 安裝角:Vertical 端接類型:Screw 觸點(diǎn)電鍍:Tin
EM242608H 功能描述:可插拔接線端子 EuroMag Pluggable Terminal Block RoHS:否 制造商:Phoenix Contact 產(chǎn)品:Plugs 系列:PTS 端接類型:Spring Cage 位置/觸點(diǎn)數(shù)量:5 線規(guī)量程:26-14 節(jié)距:5 mm 電流額定值:10 A 電壓額定值:250 V 安裝風(fēng)格: 安裝角: 觸點(diǎn)電鍍:
EM-24346-C36 功能描述:麥克風(fēng) 3.61 X 3.61 X 2.21MM -52 SENS, 12SL PORT RoHS:否 制造商:Knowles Acoustics 方向性:Omnidirectional 阻抗:4.4 K Ohms 工作電壓:0.9 V to 10 V 靈敏度:- 53 dB 端接類型:Wire Leads 長度:5.56 mm 寬度:3.98 mm 深度:2.21 mm
EM-24346-D65 功能描述:100Hz ~ 10kHz Analog Microphone Electret Condenser 1.3V Omnidirectional (-52dB ±3dB @ 74dB SPL) Solder Pads 制造商:knowles 系列:EM 包裝:托盤 零件狀態(tài):有效 類型:駐極體電容 輸出類型:模擬 方向:全向 頻率范圍:100Hz ~ 10kHz 靈敏度:-52dB ±3dB @ 74dB SPL 信噪比:- 阻抗:4.4 千歐 電壓 - 額定:1.3V 電壓范圍:0.9 ~ 3V 電流 - 電源:50μA 端口位置:側(cè)面 密封等級(jí):無 端接:焊盤 大小/尺寸:3.57mm 長 x 3.57mm 寬 高度（最大值）:2.21mm 形狀:方形 標(biāo)準(zhǔn)包裝:25
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