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RF Advantages: 

A revolutionary single-chip solution in the field of RF remote control
Parameters flexibly configurable and modifiable with software, simple and user-friendly operations
High measured sensitivity, narrowband applications, long communication distance
Easily passing safety Blocking Test, very good immunity
Integrated DutyCycle operating mode, reducing the average operating current, ultra-low power consumption
With unique function of inhibit noise output, it is able to be applied in special occasions
Different frequencies can be set with software without changing the crystal, reducing peripheral components
Decoding function, four-way output control/one-way PWM

Application: 
LED Light Controller, Wireless Remote Control Switch, Smart Plug, etc. 

Parameter: 
Part Number:     CMT2250A    |    CMT2251A
Frequency: 300~480MHz(Support software settings)
Modulation Mode: OOK
Data Rate: 0.1~40Kbps(Support software settings)
Sensitivity: -114 dBm(1kbps 0.1%BER)
Measured Distance: Product: > 300m, Demo Board: > 1000m
Blocking Immunity: SR=1Kbps, ± 1/2/10MHz Offset: 52/74/75db
Power Supply: 1.8~3.6V
Rx Current: 315MHz: 3.5mA; 434MHz: 3.8mA
Duty-Cycle Rx Mode: Support software settings, 
Reduce average working current
Receiver Start-up Time: DutyCycle: On 12.3ms/off 7.3ms
Receiver Wake-up Time: < 1ms
Able to inhibit noise output: Support, It is suitable for the applications
Where RC scope is to be restricted
Learning mode: Available
Crystal: 26MHz+/-20PPM
Program Limes: One million times
Operation Temperature: -40~+85
Communication Mode: Decode(OUTPUTx4) Decode(1 PWM)
Chip Package: QFN-16
IC Size: 3X3X0.75mm

Certifications: 
RoHS\REACH\CE, etc. 

Hope Microelectronics Company
Tel: +86-4001-189-180 
Fax: +86-755-82973550
Website: http://www.hoperf.com