參數(shù)資料
型號(hào): RF3000
廠商: RF Micro Devices, Inc.
英文描述: SPREAD-SPECTRUM BASEBAND MODEM
中文描述: 擴(kuò)譜基帶調(diào)制解調(diào)器
文件頁(yè)數(shù): 7/28頁(yè)
文件大小: 351K
代理商: RF3000
11-327
RF3000
Rev A4 031216
General Description
Figure 4 shows the complete 2.4GHz chipset, and where the RF3000 fits into the system. Figure 5 shows a simplified
block diagram of the RF3000. The RF3000 is a complete spread-spectrum transceiver, allowing PSK system operation.
The RF3000 performs all of the functions necessary to modulate a digital data source for transmission in a wireless envi-
ronment. The RF3000: handles preamble and header generation and extraction; automatic gain control; clear channel
assessment; antenna diversity; and, implements an equalizer to handle multi-path events at high data rates.
RX
TX
IF Amp
Filter
Filter
Selectable
LPF
TX
PA
Driver
Base Band Amp.
Active Selectable LPF
(f
C
= 1 MHz to 35 MHz)
0-30 dB Gain
RF2948
+45°
-45°
÷
2
Σ
RFMD 2.4 GHz WLAN
System Block Diagram
Fc = 2442
MHz
IF
IF
VCO
RF
VCO
RX
SAW
Fc = 374 MHz
Fc = 2442
MHz
Gain
Select
LNA
Dual Gain Modes
RF
Filter
Fc = 2442
Mhz
Antenna 2
Antenna 1
T/R
Switch
Diversity
Switch
Mode Control
DATA CLK
RX DATA
TX DATA
RX RDY
CCA
LNA GS
SPI
TX RDY
Control
Port
RXVGC
DAC
CCA
RX
VGC
Tx Length
Tx Signal
Service
802.11
Preamble/
Header
802.11
Preamble/
Header
RF3000
ANT Select
RX VGC
RX Q DATA
RX I DATA
TX I DATA
TX Q DATA
TX VGC
VREF
D
DReference
M
Q-OUT
DAC
I-OUT
DAC
TXVGC
DAC
I-IN
ADC
Q-IN
ADC
RX PE
TX PE
MCLK
VREF_1
Figure 4. 2.4GHz IEEE802.11b Chipset Diagram
相關(guān)PDF資料
PDF描述
RF3000PCBA SPREAD-SPECTRUM BASEBAND MODEM
RF2046PCBA-41X GENERAL PURPOSE AMPLIFIER
RF2114 TRI R RECP F FLG SEAL 0-4
RF2114PCBA MEDIUM POWER LINEAR AMPLIFIER
RF2115 HIGH POWER UHF AMPLIFIER
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
RF-3000 制造商:RFMD 制造商全稱:RF Micro Devices 功能描述:SPREAD-SPECTRUM BASEBAND MODEM
RF3000PCBA 制造商:RFMD 制造商全稱:RF Micro Devices 功能描述:SPREAD-SPECTRUM BASEBAND MODEM
RF-3000PCBA 制造商:RFMD 制造商全稱:RF Micro Devices 功能描述:SPREAD-SPECTRUM BASEBAND MODEM
RF300-12 功能描述:高頻/射頻繼電器 12V DC-6GHz .15W RoHS:否 制造商:Omron Electronics 觸點(diǎn)形式:2 Form C (DPDT-BM) 觸點(diǎn)電流額定值: 線圈電壓:5 VDC 線圈類型:Non-Latching 頻率: 功耗:100 mW 端接類型:Solder Terminal 絕緣:20 dB to 30 dB at 1 GHz 介入損耗:0.2 dB at 1 GHz
RF300-12/G 制造商:Teledyne Relays 功能描述:RF RELAY