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Maxim > 方案 > 血糖仪

接口：RF

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QV  PDF 315MHz/390MHz双频ASK发送器
MAX7058

利用单晶体发送315MHz/390MHz信号，保持天线匹配
QV  PDF 300MHz至450MHz频率可编程ASK/FSK发送器
MAX7057

利用单晶体发送300MHz至450MHz波段的任何信号，保持天线匹配
QV  PDF 低成本、基于晶振的可编程ASK/FSK收发器，带有N分频PLL
MAX7032
QV  PDF 低成本、315MHz、345MHz和433.92MHz ASK收发器，带有N分频PLL
MAX7030
QV  PDF 300MHz至450MHz、高效率、基于晶振的+13dBm ASK发送器
MAX7044

低功耗、300MHz至450MHz、基于晶体的ASK发送器，可提供+13dBm输出功率
QV  PDF 300MHz至450MHz、低功耗、基于晶振的ASK发送器
MAX1472

业内尺寸最小的300MHz至450MHz发送器，SOT23封装，输出+10dBm时仅消耗5.5mA电流
QV  PDF 315MHz/433MHz ASK超外差接收器，具有更宽的动态范围
MAX1473

业内首款300MHz至450MHz超外差接收器，带有AGC和集成镜频抑制，采用3V或5V供电



Key Specifications:   RF Transceivers
Part Number Features Frequency Range (MHz) Supply Current (mA) Footprint (mm x mm) Package
MAX7030 
•+10dBm Output Power into 50 Ohm Load
•+2.1V to +3.6V or +4.5V to +5.5V Single-Supply
•> 45dB Image Rejection
•ASK/OOK Modulation
•Factory-Preset Frequency
•Integrated Tx/Rx Switch
•Small, 5x5, 32-Pin, Thin QFN Package
•Typical RF Sensitivity: -114dBm
 300 to 450 Rx: <6.7
Tx <12.5 		5.0 x 5.0 THIN QFN/32
MAX7032 
•+10dBm Output Power into 50 Ohm Load
•+2.1V to +3.6V or +4.5V to +5.5V Single-Supply
•> 45dB Image Rejection
•ASK/OOK and FSK Modulation
•Agile Transmitter Frequency Synthesizer
•Autopolling Low-Power Management
•Integrated Tx/Rx Switch
•RSSI Output with High Dynamic Range
•Small, 5x5, 32-Pin, Thin QFN Package
•Typical ASK Sensitivity: -114dBm
•Typical FSK Sensitivity: -110dBm
•User-Adjustable 300MHz to 450MHz Carrier Frequency
•User-Adjustable FSK Frequency Deviation
 300 to 450 Rx: <6.7
Tx <12.5 		5.0 x 5.0 THIN QFN/32
See All RF Transceivers (13)

Key Specifications:   Receive System ICs
Part Number Supply Current (mA) Min. Frequency (MHz) Max. Frequency (MHz) Features Package
MAX1473  5.2 300 450
•-115dBm Receive Sensitivity
•5.2mA Operating Supply Current
•53dB RF Image-Rejection
•High Dynamic Range with On-Chip AGC
•On-Chip PLL, VCO and Loop Filter
•Operates from Single 3.3V or 5.0V Supplies
•Selectable Image-Rejection Center Frequency
 THIN QFN/32
TSSOP/28
See All Receive System ICs (15)

Key Specifications:   Transmit System ICs
Part Number Min. Frequency (MHz) Max. Frequency (MHz) Features Industry Qualified Footprint (mm x mm) Package
MAX7044  300 450
•2.1V to 3.6V Single-Supply Operation
•Low 7.7mA Operating Supply Current (50% duty cycle)
•Output Power Adjustable to >+13dBm
•Supports ASK with 90dBm Modulation Depth
•Uses Small Low-Cost XTAL
 Automotive - General 3.0 x 3.0 SOT-23/8
MAX1472  300 450
•2.1V to 3.6V Single-Supply Operation
•Output Power Adjustable to >+10dBm
•Supports ASK with 90dBm Modulation Depth
•Uses Small Low-Cost XTAL
 Automotive - General 3.0 x 3.0 SOT-23/8
See All Transmit System ICs (19)


         


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