医疗终端：心脏监护仪


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关键优势

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

308MHz/315MHz/418MHz/433.92MHz低功耗、FSK超外差接收器
MAX7042

QV PDF

300MHz至450MHz、低功耗、基于晶振的+10dBm ASK/FSK发送器
MAX1479

300MHz至450MHz、低功耗、基于晶振的ASK/FSK发送器，输出功率高于+10dBm

QV PDF

315MHz/434MHz低功耗、3V/5V ASK/FSK超外差接收器
MAX1471

300MHz至450MHz、超外差ASK/FSK接收器，集成镜频抑制电路，3V或5V供电

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

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

Ref. Clock Freq (MHz)

IF Output Freq. (MHz)

Supply Voltage (V)

Supply Current (mA)

Min. Frequency (MHz)

Max. Frequency (MHz)

Features

Package

MAX1471

300

450

•	-40C to +125C operation

•	1.1uA Deep-Sleep Mode Current

•	7mA Operating Supply Current

•	ASK and FSK Demodulated Data on Separate Outputs

•	On-Chip PLL, VCO and Loop Filter

•	Operates down to 2.4V

•	Operates from Single 3.3V or 5.0V Supplies

•	Programmable Through Serial

THIN QFN/32

MAX7042

<=17.634

10.7

2.4 to 3.6
4.5 to 5.5

6.2

300

450

•	-110dBm FSK sensitivity

•	-40C to +125C operation

•	6.2mA receive current

•	>45dB Image Rejection

•	On-Chip PLL, VCO and Loop Filter

•	Operates down to 2.4V

•	Operates from Single 3.3V or 5.0V Supplies

THIN QFN/32

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

MAX1479

300

450

•	2.1V to 3.6V Single-Supply Operation

•	200 us Start-Up Time

•	Adjustable FSK Shift

•	ETSI-Compliant EN300 220

•	Low Supply Current (6.7mA in ASK Mode, and 10.5mA in FSK Mode)

•	Output Power Adjustable to >+10dBm

•	Small 16-pin Thin QFN Package

•	Supports ASK, OOK

Automotive - AECQ100
Automotive - General

3.0 x 3.0

THIN QFN/16

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)